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co Sentence Examples

  • Cobalt sesquioxide, Co 2 0 3, remains as a dark-brown powder when cobalt nitrate is gently heated.

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  • Three characteristic oxides of cobalt are known, the monoxide, CoO, the sesquioxide, C0203, and tricobalt tetroxide, C0304; besides these there are probably oxides of composition Co02, Co 8 0 9, C0607 and C0405.

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  • CH Na CH3 CO CH CH2.002R >CH3000H2 CH2 C020H.

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  • Jeffery and Co.

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  • The city is served by the Chesapeake & Ohio, the Louisville & Nashville, and the Frankfort & Cincinnati railways, by the Central Kentucky Traction Co.

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  • In the British Islands native sulphur is only a mineralogical rarity, but it occurs in the Carboniferous Limestone of Oughterard in Co.

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  • It may also be obtained by heating carbon, sulphur and many metals with concentrated sulphuric acid: C + 2H 2 SO 4 = 2SO 2 }- CO 2 + 2H 2 O; S + 2H 2 SO 4 = 3S0 2 + 2H 2 0; Cu + 2H 2 SO 4 = SO 2 -fCuSO 4 + 2H 2 0; and by decomposing a sulphite, a thiosulphate or a thionic acid with a dilute mineral acid.

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  • ROSCREA, a market town near the north-western border of Co.

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  • There is a branch here of the Trappist Monastery of Mount Melleray in Co.

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  • 1839), who was member of parliament for Co.

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  • The following equations give the result of direct experiment :- C +20 = CO 2+943 oo cal.

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  • If now it is required to find the heat of formation of the compound CO, which cannot be directly ascertained, we have merely to subtract the second equation from the first, each symbol representing constant intrinsic energy, and thus we obtain C+0 - 00= 26300 cal., or C+0=C0+26300 cal., that is, the heat of formation of a gramme-molecule of carbon monoxide is 26300 cal.

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  • Thus if we consider the energyequation C +02 = CO 2+943 00 cal., and replace the symbols by the values of the intrinsic energy, viz.

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  • 1) corresponds to the period forward to the return from the exile (§ co).

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  • of Larne in Co.

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  • AUGHRIM, or Aghrim, a small village in Co.

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  • At the beginning of the 19th century a subscription was raised by the proprietors of land in the neighbourhood for improving the harbour, and an act was obtained by which they were incorporated under the title "The Grimsby Haven Co."

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  • Winter classes for boys over sixteen years of age are held at centres in some counties, and there are winter schools of agriculture at Downpatrick, Monaghan and Mount Bellew (Co.

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  • The Department carries on agricultural experiment-stations at Athenry (Co.

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  • Galway), Ballyhaise (Co.

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  • Cavan) and Clonakilty (Co.

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  • DALKEY, a small port and watering-place of Co.

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  • Co, Pleural ganglion.

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  • ii., "Worms," &c., by permission of Macmillan & Co.

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  • COLUMBAN (543-615), Irish saint and writer, was born in Leinster in 543, and was educated in the monastery of Bangor, Co.

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  • The pulvillus is From Miall and Denny, The Cockroach, Lovell Reeve & Co.

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  • usually present on the thighs, shins and feet so delicate as to be termed " hairs," others After Miall and Denny, The Cockroach, Lovell Reeve & Co.

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  • Dent & Co.

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  • From Miall and Denny, The Cockroach, Lovell Reeve & Co.

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  • on the inner surface are two horn-like processes in contact with a After Miall and Denny, The Cockroach, Lovell Reeve & Co.

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  • From Miall and Denny (after Newton), The Cockroach, Lovell Reeve & Co.

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  • The dorsal vessel is prolonged anteriorly into an aorta, through which the blood is propelled into the great After Miall and Denny, The Cockroach, Lovell body-cavity or haemoReeve & Co.

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  • The tracheal system in Hexapods is very complex, 1 x, forming a series of longitudinal trunks with nexions transvers II), anastomosing finest sub-division and extendingdi by g by the After Miall and Denny, The Cock- nest su-vson and re roach, Lovell Reeve & Co.

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  • Lovell Reeve & Co.

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  • The From Nussbaum in Miall and Denny's, Cockroach, Lovell outer of these two Reeve & Co.

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  • In reference to the structure From Nussbaum in Miall and Denny, The Cockroach, Lovell Reeve & Co.

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  • The scheme of reactions is shown thus: R'I CH2(Coor)2->CHNa(Coor)2->CHR'(Coor)2 .I,NaOH CO 2 -{- CH 2 R' 000H [[Echr'(Cooh)2 R"I [Chr']](Cooh) 2 NaOH -CNaR'(Coor)2 - CR'R"(Coor)2 I NaOH CO 2 + CHR'R"

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  • BANGOR, a seaport and market-town of Co.

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  • Lumber and flour are Cairo's principal manufactured products, and the city is an important hardwood and cotton-wood market; the Singer Manufacturing Co.

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  • In 1835 a new charter was granted to a second company, and in 1837 the Cairo City & Canal Co.

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  • 1 Its methods were stated to be: " To afford information to every country capable of producing cotton, both by the diffusion of printed directions for its cultivation, and sending competent teachers of cotton planting and cleaning, and by direct communication with Christian missionaries whose aid and co - operation it solicits; to supply, gratuitously, in the first instance, the best seeds to natives in every part of the world who are willing to receive them; to give prizes for the extended cultivation of cotton; and The Association published a weekly paper known as The Cotton Supply Reporter.

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  • Price curves are published by Messrs Turner, Routledge & Co.

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  • 'CITRIC ACID,' Acidum citricum, or Oxytricarballylic Acid, C 3 H 4 (Oh) (Co.

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  • The acetone dicarboxylic acid, CO(CH 2 CO 2 H) 2, so obtained combines with hydrocyanic acid, and this product yields citric acid on hydrolysis.

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  • - Shunted Movable Coil Ammeter, Isenthal & Co.

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  • In 1882 the Florida East Coast Line Canal and Transportation Co.

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  • PETER BROWNE (?166 51 735), Irish divine and bishop of Cork and Ross, was born in Co.

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  • The Irish society of Molly Maguires seems to have been organized in 1843 in the barony of Farney, Co.

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  • He was city attorney for Louisiana (Mo.) and Bowling Green from 1878 to 1881, was prosecuting attorney for Pike co.

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  • PROPIOLIC ACID, CH:C CO 2 H, acetylene mono-carboxylic acid, an unsaturated organic acid prepared by boiling acetylene dicarboxylic acid (obtained by the action of alcoholic potash on dibromsuccinic acid) or its acid potassium salt with water (E.

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  • Phenylpropiolic acid, C 6 H 5 C:C CO 2 H, formed by the action of alcoholic potash on cinnamic acid dibromide, C 6 H 5 CHBr CHBr CO 2 H, crystallizes in long needles or prisms which melt at 136-137° C. When heated with water to 120° C. it yields phenyl acetylene CsH b C; CH.

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  • Chromic acid oxidizes it to benzoic acid; zinc and acetic acid reduce it to cinnamic acid, C 6 H 5 CH:CH CO 2 H, whilst sodium amalgam reduces it to hydrocinnamic acid, C6H5 CH2 C02H.

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  • Mild reducing agents convert it into xanthydrol, the group > CO becoming > CH.

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  • OH, whilst a strong reducing agent like hydriodic acid converts it into xanthene, the group >CO becoming > CH.

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  • Phosphorus pentasulphide at 140 - I 50° C. converts it into xanthion by transformation of > CO to > CS (R.

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  • 8 6 CO 3 5 O // 3 Xanthone.

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  • The metals may be arranged in a series according to their power of displacing one another in salt solutions, thus Cs, Rb, K, Na, Mg, Al, Mn, Zn, Cd, Tl, Fe, Co, Ni, Sn, Pb, (H), Sb, Bi, As, Cu, Hg, Ag, Pd, Pt, Au.

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  • Group VIII.: Fe, Co, divalent and trivalent; Ni, divalent; Os, Ru, hexavalent and octavalent; Pd, Pt, divalent and tetravalent; Ir, tri-, tetraand hexa-valent.

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  • The second series can be further divided 1 This must not be confused with the modern acetyl, CH3 CO, which at that time was known as acetoxyl.

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  • This group may be considered as resulting from the fusion of a carbonyl (:CO) and a hydroxyl (HO-) group; and we may expect to meet with compounds bearing structural resemblances to the derivatives of alcohols and aldehydes (or ketones).

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  • Considering derivatives primarily concerned with transformations of the hydroxyl group, we may regard our typical acid as a fusion of a radical R CO - (named acetyl, propionyl, butyl, &c., generally according to the name of the hydrocarbon containing the same number of carbon atoms) and a hydroxyl group. By replacing the hydroxyl group by a halogen, acid-haloids result; by the elimination of the elements of water between two molecules, acid-anhydrides, which may be oxidized to acid-peroxides; by replacing the hydroxyl group by the group. SH, thio-acids; by replacing it by the amino group, acid-amides (q.v.); by replacing it by the group - NH NH2, acid-hydrazides.

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  • OH; R.CO Cl; (R.CO)20; R.CO SH; acid; acid-chloride; acid-anhydride; thio-acid; R CO NH 2 i R CO NH NH2.

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  • A larger and more important series of condensations may be grouped together as resulting from the elimination of the elements of water between carbonyl (CO) and methylene (CH 2) groups.

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  • A historic example is that of the condensation of three molecules of acetone, CH 3 CO CH 3, in the presence of sulphuric acid, to s-trimethylbenzene or mesitylene, C 6 H 3 (CH 3) 3, first observed in 1837 by R.

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  • Somewhat similar condensations are: of geranial or citral, (CH 3) 2 CH CH 2 CH :CH C(CH 3) :CH CHO, to p-isopropylmethylbenzene or cymene; of the condensation product of methylethylacrolein and acetone, CH3 CH2 CH:C(CH3) CH:CH CO CH3, to [1.3.

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  • 4]-trimethylbenzene or pseudocumene; and of the condensation product of two molecules of isovaleryl aldehyde with one of acetone, C 3 H 7 CH 2 CH:C(C 3 H 7) CH:CH CO.

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  • Certain a-diketones condense to form benzenoid quinones, two molecules of the diketone taking part in the reaction; thus diacetyl, CH 3 CO CO CH 3, yields p-xyloquinone, C 6 H 2 (CH 3) 2 0 2 (Ber., 1888, 21, p. 1411), and acetylpropionyl, CH 3 CO CO C 2 H 5, yields duroquinone, or tetramethylquinone, C 6 (CH 3) 4 0 2, Oxymethylene compounds, characterized by the grouping > C:CH(OH), also give benzene derivatives by hydrolytic condensation between three molecules; thus oxymethylene acetone, or formyl acetone, CH 3 CO.

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  • CH :CH (OH), formed by acting on formic ester with acetone in the presence of sodium ethylate, readily yields [1.3.51-triacetylbenzene, C 6 H 3 (CO CH 3) 3; oxymethylene acetic ester or formyl acetic ester or ß-oxyacrylic ester, (HO)CH :CH CO 2 C 2 H 51 formed by condensing acetic ester with formic ester, and also its dimolecular condensation product, coumalic acid, readily yields esters of [1.3.

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  • 2 3, p. 2 377) investigated the condensation of pyroracemic acid, CH 3 CO 000H, with various aliphatic aldehydes, and obtained from two molecules of the acid and one of the aldehyde in the presence of baryta water alkylic isophthalic acids: with acetaldehyde [1.3.51-methylisophthalic acid or uvitic acid, C 6 H 3 CH 3 (000H) 2, was obtained, with propionic aldehyde [1.3.

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  • OH COOH,when acetoneoxalic ester, CH 3 CO CH 2 CO CO CO 2 C 2 H 5, is boiled with baryta (Ber., 1889, 22, p. 3271).

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  • Strecker (Ann., 1884, 223, p. 170), and shown to be /3-trichloracetoacrylic acid, CC1 3 CO CH :CH COOH.

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  • Potassium chlorate and hydrochloric acid oxidize phenol, salicylic acid (o-oxybenzoic acid), and gallic acid ([2.3.4] trioxybenzoic acid) to tri chlorpyroracemic acid (isotrichlorglyceric acid), CC13 C(OH)2 C02H, a substance also obtained from trichloracetonitrile, CC1 3 CO CN, by hydrolysis.

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  • In general, the rupture occurs between a keto group (CO) and a keto-chloride group (CC1 2), into which two adjacent carbon atoms of the ring are converted by the oxidizing and substituting action of chlorine.

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  • Co]] CCl 3 - I 2CO (8) 1 (9) ccl=CC1?

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  • OH C1t '-C12 (3) C1 3 C co.

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  • CC1 2 co.

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  • CC13+C02 O?OIi O / O / (4) Cl2HC CO CHCl2+CH302C CCl2C02CH3 (5) Cl2HC CONH2 Cl (z) (2) When phenol is oxidized in acid solution by chlorine, tetrachlorquinone is obtained, a compound also obtainable from hydroquinone.

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  • 'Cooh Ci, BrC CO CBr3+ H H2 HC ("CH, HC C /CH, H02C C02HCI CI (t) (2) C(3) (4) (5) The reduction of o-oxybenzoic acids by sodium in amyl alcohol solution has been studied by A.

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  • C T CI ?OH CI " N O Cl OH _Cl OH C1 2 Nz0 C12 C C Ciz C1 2 Clt Cit (r) (2) (3) (4) CCI /CH2 CU CI C 'CO H CH ?C02H CI C. t 'c% CCI t CH3 (5) (6) 0 C1 /N C1 2 ClZ',C12 NzO C12 (2) CI (3) HO 2 C [[Ccichc1 Cc1 2 Co Cc13 - (6) Ho 2 C Ccichci]] CCl?

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  • The transition between the two classes as differentiated above may be illustrated by the following cyclic compounds, each of which contains a ring composed of four carbon atoms and one oxygen atom: CH CH/ CH CH/ CH CO I CH CO' CH =CH c Tetramethylene But yrolactone.

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  • From the pyrone ring the following series of compounds are derived (for brevity, the hydrogen atoms are not printed): Penthiophene gives, by a similar introduction of nitrogen atoms, penthiazoline, corresponding to meta-oxazine, and para-thiazine, CH 2 CH 2o CH CO „ .„0 C ?

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  • CH CO N N >N ^,N?

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  • Thus a double bond of oxygen, as in the carbonyl group CO, requires a larger volume than a single bond, as in the hydroxyl group - OH, being about 12.2 in the first case and 7.8 in the second.

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  • The principal chromophores are the azo, -N = N -, azoxy, = N 2 O, nitro, - N02, nitroso, - NO, and carbonyl, = CO, groups.

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  • Normal values of K were given by nitrogen peroxide, N204, sulphur chloride, S 2 C1 21 silicon tetrachloride, SiC1 4, phosphorus chloride, PC1 3, phosphoryl chloride, POC1 31 nickel carbonyl, Ni(CO) 4, carbon disulphide, benzene, pyridine, ether, methyl propyl ketone; association characterized many hydroxylic compounds: for ethyl alcohol the factor of association was 2.74-2.43, for n-propyl alcohol 2.86-2.72, acetic acid 3.62 -2.77, acetone 1 .

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  • Ca, Ba, Sr, Pb; Fe, Zn, Mn, Mg; Ni, Co, Cu; Ce, La, Di, Er, Y, Ca; Cu, Hg, Pb; Cd, Be, In, Zn; Tl, Pb.

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  • Knorr, by the action of ammonia on aceto-acetic ester, obtained (3-imidobutyric ester, which with nitrous acid yields a-isonitroso-(3-imidobutyric ester, CH 3 C(:NH) C(:N OH) CO 2 C 2 H 5.

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  • Reduction of this ester leads to the formation of ammonia, hydroxylamine, and dimethyl pyrrol dicarboxylic ester, C(CH3): C C02R HN< C(CO 2 R) :C CH3.

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  • He also found that diaceto succinic ester reacts with compounds of the type NH 2 R(R = H, CH 3, OH, NHC 6 H 5, &c.) to form pyrrol derivatives CH3 CO CH CO 2 R, C(CH3) :C C02R A NH 2 R -?- - RN(CH 3 CO CH CO 2 R C(CH3) :C C02R By using compounds of the type NH 2 R and acetophenone acetoacetic ester C 6 H 5 CO CH 2.

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  • CH(000H 3) CO 2 R,C. Paal obtained similar results.

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  • SALICYLIC ACID (ortho-hydroxybenzoic acid), an aromatic acid, C 6 H 4 (OH)(CO 2 H), found in the free state in the buds of Spiraea Ulmaria and, as its methyl ester, in gaultheria oil and in the essential oil of Andromeda Leschenaultii.

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  • CO 2 Na being thus formed; by continuing the heating under pressure this carbonate gradually changes into mono-sodium salicylate.

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  • C02c2h -+C 6 H]] 5 ONa = HOC 6 H 4 CO 3 Na+CsHs C2H5.

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  • Methyl Salicylate, C,H 4 (OH) CO 2 CH 31 found in oil of wintergreen, in the oil of Viola tricolor and in the root of varieties of Polygala, is a pleasant-smelling liquid which boils at 222° C. On passing dry ammonia into the boiling ester, it gives salicylamide and dimethylamine.

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  • Ethyl salicylate, C 6 H 4 (OH) CO 2 C 2 H 5j is obtained by boiling salicylic acid with alcohol and a little sulphuric acid, or by dropping an alcoholic solution of salicylic acid into 13-naphthalene sulphonic acid at a temperature of 140-150° C. (German Patent 76,574).

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  • Its sodium salt is transformed into the isomeric C6H4(0C6H5) CO 2 Na when heated to 300°.

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  • (C 6 H 4 CO 2 H) 2 is obtained by continued heating of salicylic acid and acetyl chloride to 130140° C. It is an amorphous yellow mass which is easily soluble in alcohol.

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  • A notable event in the history of the protectorate was the co - operation of the Italian authorities in the campaigns against the Mullah Abdullah.

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  • OLIVER PLUNKET (1629-1681), Irish Roman Catholic divine, was born at Loughcrew, Co.

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  • The principal roads are the Missouri Pacific (St Louis, Iron Mountain & Southern, New Orleans & North-western and St Louis, Watkins & Gulf), the Southern Pacific (Morgan's Louisiana & Texas Railroad & Steamship Co.

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  • In a similar manner phorone gives rise to triacetone hydroxylamine, CO :[CH2 C(CH3)2]2:NOH.

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  • The reactions are represented as (I) N2+3H2+2C0 -1-2H 2 0=2H CO 2 NH 4 (Ammonium formate).

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  • CO 2 NH 4 (Ammonium carbonate).

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  • The foreign steamship companies making it a regular port of call are the Pacific Steam Navigation Co.

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  • COO H +0 = C 2 H 6 +2 CO 2 +H20.

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  • Yet later the co p e seems to have been authoritatively proscribed with the rest.

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  • Long digestion of the acid with excess of phosphorus pentachloride results in the formation of the acid chloride, C 6 (0001),, which crystallizes in needles, melting at 190° C. By heating the ammonium salt of the acid to 150-160° C. as long as ammonia is evolved, a mixture of CO paramide (mellimide), C6 (CO > NH) 3, and ammonium euchroate is obtained.

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  • being formed, the expansion being carried out, an operand ao or bo or co ...

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  • Putting n equal to co, in a generating function obtained above, we find that the function, which enumerates the asyzvgetic seminvariants of degree 0, is 1 1-z2.1-z3.1-z4....1-z0 that is to say, of the weight w, we have one form corresponding to each non-unitary partition of w into the parts 2, 3, 4,...0.

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  • Phenanthrene-quinone, [C 6 H 4] 2 [CO] 21 crystallizes in orange needles which melt at 198° C. It possesses the characteristic properties of a diketone, forming crystalline derivatives with sodium bisulphite and a dioxime with hydroxylamine.

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  • 1 co FIG.

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  • The elongated axis which opens at the stigma in Scorpio and which can be cleared of soft, surrounding tissues and co agulated blood so as to present the appearance of a limb axis carrying the book-like leaves of the lung is not really, as it would seem to be at first sight, the limb axis.

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  • Macmillan & Co.

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  • Swan Sonnenschein & Co.

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  • These esters on hydrolysis yield the free acids, which readily decompose, with loss of carbon dioxide and formation of an aldehyde, R /Crri /Crri Oc< +�Cl � CH � [[Cooc H - O I ?Ch Cooc H 0c Ch�Cooh - Co +Chrr I Cho]].

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  • The largest of the river lines is the Amazon Steam Navigation Co.

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  • It is probably a hydroxy-compound, since it gives a red-brown colour with ferric chloride, reacts with phenyl isocyanate and with phosphorus pentachloride, and with benzoyl chloride yields dibenzhydroxamic acid, C 6 H 5 CO NH O.

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  • --cn, where co, c 1,.

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  • By the principle of energy the illumination over the entire focal plane must be equal to that over the diffracting area; and thus, in accordance with the suppositions by which (3) was obtained, its value when integrated from E= co to = -1-x, and from n = - oo to n = -1-oo should be equal to ab.

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  • Analytically expressed ff+ co x I 2 d dn=ff dxdy= A (9) We have seen that Io (the intensity at the focal point) was equal to A 2 /X 2 f2.

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  • The mean brightness varies as z3 (or as r3), and the integral found by multiplying it by zdz and integrating between o and co converges.

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  • 18), the nearest point on the wave-front, is wholly intercepted, and on the left the integration is to be taken from s = CA to s = co.

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  • CARRICK-ON-SUIR, a market town of Co.

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  • distant), and by the coasting steamers (from Boston) of the Eastern Steamship Co.

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  • Busch, Ber., 1899, 32, p. 2960): N C(SH):N C 6 H 5 /N C:NC6H5 C. 2 S 7Hs " H s d-H N NH C,H 7 C7 "N N C,H7 C. Harries (Ber., 1895, 28, p. 1223) has also shown that as-phenylhydrazino-acetic esters, when heated with formamide and substituted formamides under pressure, yield dihydrotriazines: CO 2 R CO-NR'-CH H2 N(C6H5)NH2 +R'NH CHO --> CH 2 N(C 6 H 5) IV The phen-a-triazines are yellow-coloured crystalline compounds of a somewhat basic character.

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  • 0 - / CH2/ O - - CH :CH CH:CH 000H (I) - 01 1 - CH - CH:CH CH:CH CO N(CH 2) 5 (2) O Oxidation with potassium permanganate converts piperic acid into piperonal, C 8 H 6 0 3, and piperonylic acid, C 8 H 6 0 4.

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  • With the possible C 6 H 4 /C (C6H4 OH)2 ?0, CsH /CLCeI14]z0� ?CO ? ?, CO / CO / I.

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  • t' rhos, horse, o15pov, urine), benzoyl glycocoll or benzoyl amidoacetic acid, C 9 H 9 NO 3 or C 6 H 5 CO NH CH 2 CO 2 H, an organic acid found in the urine of horses and other herbivorae.

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  • Nitrous acid converts it into benzoyl glycollic acid, C,H 5 CO.

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  • O CH 2 CO 2 H.

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  • Its ethyl ester reacts with hydrazine to form hippuryl hydrazine, C,H 5 CO NH CH 2 CO NH NH 2, which was used by Curtius for the preparation of azoimide.

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  • HC=N CO NH CO NH HN CO ›NH, N=CH?

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  • NH' NH CO ?

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  • co oehampt Scale, 1: 105,000 A Royal Arsenal C (W Shooter's ?

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  • Artillery Co.

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  • HOWTH [pronounced Hothj, a seaside town of Co.

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  • TUAM, a market town and episcopal city of Co.

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  • The famous Waterford works were in the hands of Gatchell & Co.

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  • (1) The metallic carbonates are the salts of carbonic acid, H 2 CO 3.

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  • Many are found as minerals, the more important of such naturally occurring carbonates being cerussite (lead carbonate, PbC03), malachite and azurite (both basic copper carbonates), calamine (zinc carbonate, ZnCO 3), witherite (barium carbonate, BaCO 3), strontianite (strontium carbonate, SrC03), calcite (calcium carbonate, CaC03), dolomite (calcium magnesium carbonate, CaCO 3 MgCO 3), and sodium carbonate, Na 2 CO 3.

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  • Most metals form carbonates (aluminium and chromium are exceptions), the alkali metals yielding both acid and normal carbonates of the types Mhco 3 and M 2 CO 3 (M = one atom of a monovalent metal); whilst bismuth, copper and magnesium appear only to form basic carbonates.

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  • (2) The organic carbonates are the esters of carbonic acid, H 2 CO 3, and of the unknown ortho-carbonic acid, C(OH) 4.

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  • The acid esters of carbonic acid of the type HO CO.

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  • Potassium ethyl carbonate, KO CO.

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  • 00 2 H 5, is obtained in the form of pearly scales when carbon dioxide is passed into an alcoholic solution of potassium ethylate, C02+KOC2H5 = KO CO.

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  • Dimethylcarbonate, CO(OCH 3) 2, is a colourless liquid, which boils at 90.6° C., and is prepared by heating the methyl ester of chlorcarbonic acid with lead oxide.

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  • Diethylcarbonate, CO(OC2H5)2, is a colourless liquid, which boils at 225.8° C.; its specific gravity is 0.978 (20°) [H.

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  • Chlorcarbonic ester, Cl CO.

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  • Sodium percarbonates of the formulae Na 2 CO 4, Na2C206, Na 2 C05, NaHCO 4 (two isomers) are obtained by the action of gaseous or solid carbon dioxide on the peroxides Na 2 0 2, Na 2 0 3, NaHO 2 (two isomers)in the presence of water at a low temperature (R.Wolffenstein and E.Peltner, Ber., 1908, 41, pp. 275, 280).

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  • u - b), u =ae ?, (5) where u =a, a' at the edge A, A l.; u at a corner B; u=o across xx' where 4 = oo; and u = oo, 43-= co across the end J J' of the jet, bounded by the curved lines APJ, A'P'J', over which the skin velocity is Q.

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  • Ja - u  ?I a -a b -u' sh nS2=sh log (Q)=?a - b a - a' b - u' At x where = co, u = o, and q= go, (O n b - a ' a + a -b a' cio) - ?a-a'?b a-a' q In crossing to the line of flow x'A'P'J', b changes from o to m, so that with q = Q across JJ', while across xx the velocity is qo, so that i n = go.

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  • 7), and so must be excluded from the boundary of u; the conformal re presentation is made now with du= (b-a.b-a') du - (u-b) A l (u-a.0-a) (I) dw m I m' du = 7r u-j - u -j' _ m+m' u-b it u' j.0-j" b = mj i m'j m+m', taking u = co at the source where FIG.7.

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  • u -b' Along a jet surface, q=Q, and ch S2= cos 0 =cos a-i sin2a(a-a')/(u-b), (5) if 0 =-a at the source x of the jet xB, where u = co; and supposing 0=0,13 at the end of the streams where u =j, j', u-b i sin 2 a u - j cos 0-cos /3 i a -a cos a sin a -cos 0' aa' - 2 (cos a -cos (3) (cos a-cos 0)' u-j' 1 2 cos 0-cos, (6) a -a' - 2 S i n a (cos a -cos (3') (cos a -cos B)' and 4' being constant along a stream line d4 - dw ds _d8 d4 _ dw du du du' d- -dud0' 7rQ ds_ it ds (cos a-cos /3) (cos a -cos (3') sin 0 m+m' dB c d0 - (cos a-cos B) (cos 0-cos /3) (cos 0 -cos /3')' _ sin 0 cos a-cos 13 sin 0 - cos a-cos B + cos 0-cos (3' cos 0-cos 13 cos a -cos $ sin 6 cos (3-cos /3' cos 0-cos 0" giving the intrinsic equation of the surface of a jet, with proper attention to the sign.

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  • The corresponding expression for two orthogonal cylinders will be With a 2 = co, these reduce to / y /, = Uy (I ra 2 p22 +-C24)..

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  • The extension to the case where the liquid is bounded externally by a fixed ellipsoid X= X is made in a similar manner, by putting 4 = x y (x+ 11), (io) and the ratio of the effective angular inertia in (9) is changed to 2 (B0-A0) (B 1A1) +.a12 - a 2 +b 2 a b1c1 a -b -b12 abc (Bo-Ao)+(B1-A1) a 2 + b 2 a1 2 + b1 2 alblcl Make c= CO for confocal elliptic cylinders; and then _, 2 A? ?

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  • Photos, Mansell & Co.

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  • FERMOY, a market town in the east riding of Co.

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  • He prepared the cyanhydrins of glucose and fructose, hydrolysed them to the corresponding oxy-acids, from which the hydroxy groups were split out by reduction; it was found that glucose yielded normal heptylic acid and fructose methylbutylacetic acid; hence glucose is an aldehyde alcohol, CH 2 OH (CH OH) 4 CHO, whilst fructose is a ketone alcohol CH 2 OH (CH OH) 3 CO.

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  • Fischer) CH20H CH20H / CH CH OH (CH OH) 2 -> (CH OH)2 CH-OH CH OH CO CHO -> Lactone -> Hexose.

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  • -> CO y CO CH :N NHPh.

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  • -> CO > CO CH :N NHPh.

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  • Glycerin appears to yield, on mild oxidation, an aldehyde, CH20H CH(OH) CHO, and a ketone, CH 2 OH CO CH 2 OH, and these condense as shown in the equation: CH 2 OH CH (OH) CHO + CH 2 OH [[Coch 2 Oh = Ch20h Ch(Oh) Ch(Oh) Ch(Oh) Co.Ch20h+H20]].

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  • CH20H CH20H CH OH CH OH (CH OH) 2 -> (CH OH)2 CHO CH-OH CN Pentose -> Cyanhydrin on further oxidation gives a mannonic acid, C 5 H 8 (OH) 5 CO 2 H; this acid readily yields a lactone.

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  • The ketone, dihydroxyacetone, CH 2 OH CO CH 2 OH, was obtained by Piloty by condensing formaldehyde with nitromethane, reducing to a hydroxylamino compound, which is oxidized to the oxime of dihydroxyacetone; the ketone is liberated by oxidation with bromine water: 3H CHO + CH 3 NO 2 -- (CH 2 OH) 3 C NO 2 - (CH 2 OH) 3 C NH OH -- (CH 2 OH) 2 C: NOH - > (CH20H)2CO.

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  • When such compounds are converted into corresponding dibasic acids, CO 2 H.[CH(OH)) 3.00 2 H, the number of asymmetric carbon atoms becomes reduced from three to two, as the central carbon atom is then no longer associated with four, but with only three different radicles.

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  • Hence it follows that the " optical " formulae of the acids derived from two pentoses having the configuration given above will be C02H - 0 - C02H CO 2 H + 0 - C02H, and that consequently only one of the acids will be optically active.

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  • STEARIC ACID, n-Octodecylic acid CH 3 (CH 2) 16 CO 2 H, an organic acid found as its glyceride stearin, mixed with palmitin and olefin, in most tallows (hence its name, from Gr.

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  • PORTRUSH, a seaport and the most popular seaside resort of Co.

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  • This followed from a study of the decomposition products, there being obtained hemipinic acid (CH 3 0) 2 C 6 H 2 (000H) 2, and a substance which proved to be co - amino - ethyl - piperonyl carboxylic acid, CH 2 O 2 :C 6 H 2 [[Cooh-Ch 2 Ch 2 Nh]] 2.

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  • Gabriel, Ber., 1887, 20, p. 2224; 1891, / CO 3104) ?

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  • NK RI CO 2H20 [[Cooh C64 - ?

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  • The aqueous solution of the amines is now shaken up with diethyl oxalate, when the primary amine forms a crystalline dialkyl oxamide and the secondary amine an insoluble liquid, which is an ethyl dialkyl oxamate, the tertiary amine not reacting: (C02C2H5)2+ 2NH 2 R = (CO�NHR) 2 -{- 2C 2 H S OH; (CO 2 C 2 H 5) 2 -}- NHR 2 = C 2 H S O 2 C�Conr 2 -1-C 2 H S Oh.

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  • On heating piperidine with phosphorus pentachloride to 200°C. in a sealed tube pentamethylene dichloride is obtained, and this on treatment with potassium phthalimide gives a condensation product of composition, C 6 H 4 [CO] 2 N(CH 2) 5 N[CO] 2 C 6 H 4, which is finally hydrolysed by hydrochloric acid.

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  • BUNCRANA, a market-town and watering-place of Co.

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  • There are two submarine cable lines on the Peruvian coastthe (American) Central and South American Co.

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  • With dry ammonia at 60° the metal forms strontium ammonium, which slowly decomposes in a vacuum at 20° giving Sr(NH 3) 2; with carbon monoxide it gives Sr(CO) 2; with oxygen it forms the monoxide and peroxide, and with nitric oxide it gives the hyponitrite (Roederer, Bull.

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  • NEWRY, a seaport, market town and parliamentary borough (returning one member) of Co.

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  • A railway owned by the London & NorthWestern company connects Newry with the deep-water harbour at Greenore; and there is an electric railway to Bessbrook in Co.

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  • Until 1898 a portion of Newry was situated in Co.

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  • In proceeding to give an outline of Comte's system, we shall consider the Positive Polity as the more or less legitimate of the Positive Philosophy, notwithstanding co the deep gulf which so eminent a critic as J.

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  • ADAM CLARKE (1762?-1832), British Nonconformist divine, was born at Moybeg, Co.

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  • DONAGHADEE, a market town of Co.

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  • of Belfast by a branch of the Belfast and Co.

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  • BALLYSHANNON, a seaport and market-town of Co.

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  • CAHER (or Cahir), a market-town of Co.

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  • by Co.

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  • below Newry, proceeds northward through Co.

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  • These rocks, which include some highly siliceous lavas, form part of the Eocene series that is so conspicuously displayed above Carlingford in Co.

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  • A branch from Omagh joins the Dublin line to Goraghwood, and from this line there is a branch to Newry in Co.

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  • This project was not strictly adhered to in Co.

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  • The antiquities consist of cairns and tumuli; the remains of the fortress of Emain near the city of Armagh, once the residence of the kings of Ulster; and Danes Cast, an extensive fortification in the south-east of the county, near Poyntzpass, extending into Co.

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  • ARDGLASS (" Green Height"), a small town of Co.

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  • of Belfast on a branch of the Belfast & Co.

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  • - Organic acids are characterized by the presence of the monovalent group - CO.

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  • If a solution of potassium acetate be electrolysed the products are ethane, carbon dioxide, potash and hydrogen; in a similar manner, normal potassium succinate gives ethylene, carbon dioxide, potash and hydrogen; these reactions may be represented: CH 3 �CO 2;K CH 3 CO 2 K' CH 2 �CO 2 1K CH 2 CO 2 K' --> I + + I I -i iI + CH 3 �CO 21 K CH 3 CO 2 K' CH 2 �CO 2 iK CH 2 CO 2 K' By electrolysing a solution of potassium ethyl succinate, KO 2 C�(CH 2) 2 CO 2 C 2 H 5, the KO 2 C� groups are split off and the two residues �(CH 2) 2 CO 2 C 2 H 5 combine to form the ester (CH2)4(C02C2H5)2.

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  • CO.

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  • Ethyl oxalate, (C0.0C2H5)2, prepared by boiling anhydrous oxalic acid with absolute alcohol, is a colourless liquid which boils at 186° C. Methyl oxalate (CO.

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  • Semioxamazide, H 2 N CO CO-NH NH 2, is prepared by the action of hydrazine hydrate on oxamaethane (W.

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  • ENNIS (Gaelic, Innis, an island; Irish, Ennis and Inish), the county town of Co.

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  • In the notation of the calculus the relations become - dH/dp (0 const) = odv /do (p const) (4) dH/dv (0 const) =odp/do (v const) The negative sign is prefixed to dH/dp because absorption of heat +dH corresponds to diminution of pressure - dp. The utility of these relations results from the circumstance that the pressure and expansion co efficients are familiar and easily measured, whereas the latent heat of expansion is difficult to determine.

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  • By experiments at different temperatures between o° and 00° C., they found that the cooling effect per atmosphere of pressure varied inversely as the square of the absolute temperature for air and CO 2.

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  • Soc. Ed., 1854) to represent Regnault's experiments on the deviations of CO 2 from.

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  • Mag., 1880) to represent the behaviour of CO 2 up to the critical point.

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  • Experiments by Natanson on CO 2 at 17° C. confirm those of Joule and Thomson, but show a slight increase of the ratio do/dp at higher pressures, which is otherwise rendered probable by the form of the isothermals as determined by Andrews and Amagat.

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  • Neglecting small terms of the second order, the equation may then be written in the form v - b=RO/p - co(Oo/O)=V - c,..

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  • The constant co is the value of c at some standard temperature oo.

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  • For CO 2 at ordinary temperatures n =2, as in the JouleThomson equation.

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  • Denoting by So, so, these constant limiting values at p=o, we may obtain the values at any pressure by integrating the expressions (27) and (28) from co to v and from o to p respectively.

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  • c, co, Co-aggregation volume per unit mass.

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  • BALBRIGGAN, a market-town and seaport of Co.

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  • BANTRY, a seaport, market-town and seaside resort of Co.

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  • Since it does not form an addition product with bromine, reduction must have taken place in one of the nuclei only, and on account of the aromatic character of the compound it must be in that nucleus which does not contain the amino group. This tetrahydro compound yields adipic acid, (CH 2) 4 (CO 2 H) 2, when oxidized by potassium permanganate.

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  • CONNEMARA, a wild and picturesque district in the west of Co.

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  • The water supply, under the control of the City and District Water Commissioners (incorporated 1840), has its sources in the Mourne Mountains, Co.

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  • James Blow and Co.

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  • The other, who is commemorated on the 9th of January, was specially venerated at Cluain Ma y scua, Co.

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  • The basic carbonate, 2(B10) 2 CO 3 4H 2 O, obtained as a white precipitate when an alkaline carbonate is added to a solution of bismuth nitrate, is employed in medicine.

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  • Another basic carbonate, 3(BiO) 2 CO 3.2Bi(OH)3.3H20, constitutes the mineral bismutite.

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  • MIDLETON, or Middleton, a market town of Co.

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  • stigma; co, costa.

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  • sc, scutellum; co, cl, m, corium, clavus and membrane of forewing.

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  • It was introduced into Co.

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  • In the north of England are tion of co the rich field of Northumberland and Durham, and field als.

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  • The general theory of this kind of brake is as follows: - Let F be the whole frictional resistance, r the common radius of the rubbing surfaces, W the force which holds the brake from turning and whose line of action is at a perpendicular distance R from the axis of the shaft, N the revolutions of the shaft per minute, co its angular velocity in radians per second; then, assuming that the adjustments are made so that the engine runs steadily at a uniform speed, and that the brake is held still, clear of the stops and without oscillation, by W, the torque T exerted by the engine is equal to the frictional torque Fr acting at the brake surfaces, and this is measured by the statical moment of the weight W about the axis of revolution; that is T =Fr=WR...

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  • It is to be noticed that each number is the sum of the numbers immediately 35 above and to the left of it; and 35 that the numbers along a line, termed a base, which cuts off an equal number of units along the top row and column are the co efficients in the binomial expansion of (I+x) r - 1, where r represents the number of units cut off.

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  • The state legislature approved this grant in 1858, added to the endowment one section (640 acres) out of every ten appropriated co encourage the building of railways, and provided that there should be one university instead of two.

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  • Thus the contribution to the total impulsive pressure exerted on the area dS in time dt from this cause is mu X udtdS X (11 3 m 3 /,r 3)e hm (u2+v2+w2 )dudvdw (I o) The total pressure exerted in bringing the centres of gravity of all the colliding molecules to rest normally to the boundary is obtained by first integrating this expression with respect to u, v, w, the limits being all values for which collisions are possible (namely from - co too for u, and from - oo to + oo for v and w), and then summing for all kinds of molecules in the gas.

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  • He numbered among his friends Dr 1 Printed in 1662 as an appendix co J.

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  • This variety forms a passage to the species glaucodote, (Co,Fe)AsS, which is found as well-developed orthorhombic crystals in copper ore at Hakansboda in Ramberg parish, Vestmanland, Sweden.

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  • BLARNEY, a small town of Co.

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  • Between F and A A Virtual Virtual, erect, diminished Erect, same size CO Between oc and A A a superficial account of the traffic in indulgences, and a rough and ready assumption, which even Kostlin makes, that the darkness was greatest just before the dawn.

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  • CO Coon Co It may be prepared in a similar manner by heating phthalyl chloride with benzene in the presence of aluminium chloride.

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  • With zinc dust in presence of caustic soda it yields the secondary alcohol oxanthranol, C 6 H 4: CO Choh: C 6 H 4, with tin and hydrochloric acid, the phenolic compound anthranol, C5H4: CO.

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  • DUNGARVAN, a market town and seaport of Co.

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  • Ney had allowed the valuable hours to slip away when he could have stormed Quatre Bras with ease and ensured co operation with his master.

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  • The greater of the two temples was sacred to Jupiter (Baal), identified with the Sun, with whom were associated Venus and Mercury as a-p,u co,uoc Beni.

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  • io) represents the displacement curve of a train of waves, will represent the pressure excess and particle velocity, and from (II) we see that while the nodal conditions of b, with Co' and u=o, travel with velocity 1/(E/p), the crests exceed that velocity by 1(7 + i)u, and the hollows fall short of it by 1(7 + I)u, with the result that the fronts of the pressure waves become steeper and steeper, and the train b changes into something like c. If the steepness gets very great our investigation ceases to apply, and neither experiment nor theory has yet shown what happens.

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  • But in the absence of evidence to show that the fees charged by arbitrators or umpire are extortionate, or unfair and unreasonable, the courts will not interfere with them (Llandrindod Wells Water Co.

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  • COLUMBA,' 'SAINT (Irish, Colum), Irish saint, was born on the 7th of December 521, in all probability at Gartan in Co.

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  • CH 3C2H5 CH CO N C CH :C - CH2 - CH CH2/0

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  • Ammonia gas passed into a strong aqueous solution of the sesquicarbonate converts it into normal ammonium carbonate, (NH 4) 2 CO 3, which can be obtained in the crystalline condition from a solution prepared at about 30° C. This compound on exposure to air gives off ammonia and passes back to ammonium bicarbonate.

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  • But in 1906 an English company received a concession to bring water by pipes from springs on the Turba co hills, 300 ft.

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  • The principal buildings of the city are the Niagara Falls Memorial Hospital, the Federal Building and the Niagara Falls Power Co.

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  • In Colombia there occurs a double salt, Na 2 CO 3 CaCO 3.5H 2 O, known as gay-lussite.

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  • Micas and other platy minerals (such as chlorite), which naturally grow most rapidly on their edges, would show this tendency best, and such minerals usually form a large part of the best slates; but even Sketch (by Du Noyer) of a block of variegated slate from Devil's Glen, Co.

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  • Acheson, in 1896, patented an application of his, carborundum process to graphite manufacture, and in 1899 the International Acheson Graphite Co.

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  • Meyer, Ber., 1876, 9, P. 543), C3H7NH 2 +HNO 2 =N 2 +2H 2 O+C 3 H 6; by the electrolysis of the alkali salts of saturated dicarboxylic acids; by the decomposition of 0-haloid fatty acids with sodium carbonate, CH 3 CHBr CH(CH 3) CO 2 H =CO 2 -1-HBr+CH 3 CH :CH CH 3; by distilling the barium salts of acids Cn,H 2, ,,- 2 0 2 with sodium methylate in vacuo (I.

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  • Krafft, Ber., 1883, 16, p. 3018): C16H33 CH2 CH2.0H->C161-133CH2 CH2.0 CO R-> C16H33CH: CH 2 -j-R COOH; from tertiary alcohols by the action of acetic anhydride in the presence of a small quantity of sulphuric acid (L.

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  • Three oxides of carbon are known, namely, carbon suboxide, C,02, carbon monoxide, CO, and carbon dioxide, C02.

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  • Carbon monoxide, CO, is found to some extent in volcanic gases.

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  • This fact, coupled with the determination of the vapour density of the gas, establishes the molecular formula CO.

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  • It Is Also Formed When Sulphur Trioxide Reacts With Carbon Bisulphide At 100° C., Cs2 3S03 =Cos 4So 2, And By The Decomposition Of Ethyl Potassium Thiocarbonate With Hydrochloric Acid, Co(0C2115)Sk Hc1= Cos Kc1 C 2 H 5 Oh.

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  • Pechmann (Ber., 1888, 21, p. 1417) has shown that a-diketones are converted into paraquinones by the action of warm solutions of the caustic alkalis, diacetyl yielding para-xyloquinone: CH 3 CO CO CH 3 CH 3 C CO.

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  • CH E li CH 3 CO CO CH 3 HC CO.

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  • These salts are sucked up by the roots of plants, and by taking part in the process of nutrition are partly converted into oxalate, tartrate, and other organic salts, which, when the plants are burned, are converted into the carbonate, K 2 CO 3.

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  • Potassium hydroxide or caustic potash, KOH, formerly considered to be an oxide but shown subsequently to be a hydroxide of potassium, may be obtained by dissolving the metal or monoxide in water, but is manufactured by double decomposition from potassium carbonate and slaked lime: K 2 CO 3 -E-Ca(OH) 2 =2KOH+CaC03.

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  • The function log x as x increases from o towards w steadily increases from - co towards +co.

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  • As y tends towards co, exp y tends towards co more rapidly than any power of y.

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  • Worms,"&c., by permission of Macmillan & Co.

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  • apparent that the larvae &c.," by permission of Macmillan & Co.

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  • He began immediately to practise in Madison and served as district attorney for Dane co.

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  • ALLOXAN, or Mesoxalyl Urea, C 4 H 2 N 2 0 4 or CO NCO an oxidation product of uric acid, being NNH - CO/ obtained from it by the action of cold nitric acid, C 5 H 4 N 4 03 -}- H 2 O + 0= C4H2N204 -FCO(NH 2) 2.

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  • It is found that most organic compounds containing the grouping CH 3 CO.

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  • ALEXANDER CAMPBELL (1788-1866), American religious leader, was born near Ballymena, Co.

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  • 9474 (1892)] passes the gas (after freeing it from ammonia) through a solution of potassium carbonate containing ferric oxide or ferrous carbonate (actually ferrous sulphate and potassium carbonate) in suspension; the sulphuretted hydrogen in the gas probably converts the iron salts into ferrous sulphide which then, in the presence of the hydrocyanic acid in the gas, and the alkaline carbonate, forms the ferrocyanide, thus: FeS+6HCN+ 2K 2 CO 3 = K 4 Fe(NC) 6 + H 2 S + 2CO 2 + 2H 2 0.

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  • The last verse, with its two-fold greeting (6 14:nos, uera Tou 7rveuµar6s co y, 7) x6.pcs AO' upL ' v), shows unconsciously but plainly that, while the epistle professes to be a private letter to Timothy, it is in reality addressed to a wider circle, like 1 Tim.

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  • FORMIC ACID, H 2 CO 2 or H.

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  • The diameter sought is the straight line from A to the limiting position of the series of B's, say the straight line AB co.

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  • It is probable that the compiler set down all he could gather of this ancient author, and that his interest in him was chiefly due Co his antiquity.

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  • Moreover, it is clear that Aristotle addressed himself to readers as well as hearers, as in concluding his whole theory of syllogisms he says, " There would remain for all of you or for our hearers (763,7 co y uµWV rt T&?v ipcpoapEVwv) a duty of according to the defects of the investigation consideration, to its discoveries much gratitude " (Sophistical Elenchi, 34, 184 b 6).

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  • Pearson & Co.

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  • BALLYMOTE, a market town of Co.

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  • First Governor under a State Co President Executive Council and 7 President of Senate.

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  • DROGHEDA, a municipal borough, seaport and market town, on the southern border of Co.

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  • Hall-Dare of Newtownbarry, Co.

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  • LETTERKENNY, a market town of Co.

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  • Of passenger steamship services from Hull the principal are those to the Norwegian ports, which are greatly frequented during the summer; these, with others to the ports of Sweden, &c., are in the hands of the large shipping firm of Thomas Wilson & Co.

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  • CLONAKILTY, a seaport and market town of Co.

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  • Bamberger (Ber., 1898, 31, p. 455) has shown that the nitro-alkyl derivatives behave as though they possess the constitution of hydrazones, for on heating with dilute alkalies they split more or less readily into an alkaline nitrite and an acid hydrazide: C 6 H 5 NH N: C(N02)CH3+NaOH=NaN02+C6H5NH NH CO CH3.

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  • was prepared by Messrs Chabrieres, Morel & Co.

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  • The difference between the frequencies of the roots (s = co) is given by This is the first law.

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  • crotonic acid, isocrotonic acid and methacrylic acid; the constitutional formulae are HC CO 2 H HC C02H HC CH3 CH3 CH Crotonic Acid.

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  • Villiger (Berichte, 1900, 33, pp. 858, 2480) have shown that benzoyl hydrogen peroxide C 6 H 5 CO O OH is formed as an intermediate product and that this oxidizes the indigo compound, being itself reduced to benzoic acid; they have also shown that this peroxide is soluble in benzaldehyde with production of benzoic acid, and it must be assumed that the oxidation of benzaldehyde proceeds as shown in the equations: C 6 H 5 CHO+0 2 = C6H5CO.O.OH, C 6 H 5 CO.

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  • With aniline it forms benzylidine aniline C 6 H 5 CH: N C 6 H 5, and with acetone, benzal acetone C 6 H 5 CH: CH CO CH 3.

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  • H 3 C CO NH 3 CO CH 3 H3C C - NH - C CH3 On nitration it yields chiefly meta-nitro-benzaldehyde, crystallizing in needles which melt at 58° C. The ortho-compound may be obtained by oxidizing ortho-nitrocinnamic acid with alkaline potassium permanganate in the presence of benzene; or from ortho - nitrobenzyl chloride by condensing it with aniline, oxidizing the product so obtained to ortho-nitrobenzylidine aniline, and then hydrolysing this compound with an acid (Farben fabrik d.

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  • This compound condenses in alkaline solution with compounds containing the grouping - CH 2 - CO - to form quinoline or its derivatives; thus, with acetaldehyde it forms quinoline, and with acetone, a-methyl quinoline.

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  • A salt MgCO 3.3H 2 O or Mg(CO 3 H)(OH) 2H 2 O may be prepared from the carbonate by dissolving it in water charged with carbon dioxide, and then reducing the pressure (W.

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  • Magnesia alba, a white bulky precipitate obtained by adding sodium carbonate to Epsom salts,is a mixture of Mg(CO 3 H) (OH) 2H 2 O,Mg(CO 3 H) (OH) and Mg(OH) 2.

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  • CO 2 R'(R") 2 R:C OMgX- (R")2R;C OH.

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  • Blaise, ibid., 1901, 1 33, p. 1217): R CN -->R CO R'.

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  • Acid amides also react to form ketones (C. Beis, ibid., 1903, 1 37, 575): R Conh 2 - E Rr' :C(OMgX) NHMgX R'H--R CO.

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  • On passing a current of dry carbon dioxide over the reagent,- the gas is absorbed and the resulting compound, when decomposed by dilute acids, yields an organic acid, and similarly with carbon oxysulphide a thio-acid is obtained: RMgX-R CO 2 MgX?R CO 2 H; COS-CS(OMgX) R--R Csoh.

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  • Nace, as in place), a market town of Co.

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  • 'a' CO: .???\\\??

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  • PAUL CULLEN (1803-1878), cardinal and archbishop of Dublin, was born near Ballytore, Co.

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  • JOHN TYNDALL (1820-1893), British natural philosopher, was born in Co.

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  • He passed from a national school in Co.

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  • Scale of Metres o co 20 30 40 5 Scale of Yards 0 i p zo g o 40 ?o climbing plants with slender herbaceous or shrubby shoots, to which belong the yam and the British black bryony, Tamus communis.

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  • CAVAN, a market-town and the county town of Co.

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  • MALLOW, a market town and watering place of Co.

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  • It is a junction for lines westward to Killarney and Co.

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  • Kerry, and eastward to Lismore and Co.

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  • The chief Irish deposits are in the neighbourhood of Glenravel, Co.

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  • Webster patented an improved process for making alumina, and the following year he organized the Aluminium Crown Metal Co.

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  • Castner's sodium patents appeared, and The Aluminium Co.

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  • In 1907 a new company, The Aluminium Corporation, was started in England to carry out the production of the metal by the Heroult process, and new factories were constructed near Conway in North Wales and at Wallsend-on-Tyne, quite close to where, twenty years before, the Alliance Aluminium Co.

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  • His father, William Arthur (1796-1875), when eighteen years of age, emigrated from Co.

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  • DOWNPATRICK, a market town and the county town of Co.

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  • ARKLOW, a seaport and market town of Co.

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  • The third is also in the para position; for if benzaldehyde be condensed with aniline, condensation occurs in the para position, for the compound formed may be converted into para-dioxybenzophenone, C6H5CHO -)C6H5CH(C6H4NH2)2 - >C6H5CH(C6H40H)2 -->CO(C6H40H)2 but if para-nitrobenzaldehyde be used in the above reaction and the resulting nitro compound N02 C6H4 CH(C6H4NH2)2 be reduced, then pararosaniline is the final product, and consequently the third amino group occupies the para position.

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  • KETONES, in chemistry, organic compounds of the type R CO R', where R, R' = alkyl or aryl groups.

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  • They may be prepared by the oxidation of secondary alcohols; by the addition of the elements of water to hydrocarbons of the acetylene type RC CH; by oxidation of primary alcohols of the type RR' CH CH 2 OH:RR' CH CH 2 OH --> R CO R'+H20+H2C02; by distillation of the calcium salts of the fatty acids, C.H2.02; by heating the sodium salts of these acids CnH2n02 with the corresponding acid anhydride to 190 C. (W.

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  • de la soc. chim., 1888, 5 o, p. 357), 2C 2 H S 0001--> C 2 H 5 CO.

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  • CH(CH3) 0001 -> C 2 H 5 CO.

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  • CH(CH 3) CO 2 HC 2 H 5 CO CH 2 CH3; and by the action of zinc alkyls on acid chlorides (M.

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  • Freund, Ann., 1861, 118, p. I), 2CH30001+ZnCH3)2=ZnC12+2CH3 CO CH3.

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  • With nitrous acid (obtained from amyl nitrite and gaseous hydrochloric acid, the ketone being dissolved in acetic acid) they form isonitroso-ketones, R CO CH:NOH (L.

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  • Diethyl ketone, (C2H5)2 CO, is a pleasant-smelling liquid boiling at 102.7° C. With concentrated nitric acid it forms dinitroethane, and it is oxidized by chromic acid to acetic and propionic acids.

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  • Methylnonylketone, CH 3 CO C 9 H 19, is the chief constituent of oil of rue, which also contains methylheptylketone, CH 3 CO C 7 H 15, a liquid of boiling-point 85-90° C. (7 mm.), which yields normal caprylic acid on oxidation with hypobromites.

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  • Mesityl oxide, (CH3)2C :CH CO.

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  • Phorone, (CH 3) 2 C:CH CO.

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  • Pechmann, Ber., 1887, 20, p. 31 12; 1889, 22, p. 2115), CH 3 CO C :(N OH) CH 3 ->CH3 CO C :([[Nhso 3) Ch 3 ->Ch 3 Co - Co Ch]] 3; or by the action of isoamyl nitrite on the isonitrosoketones (0.

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  • Manasse, Ber., 1888, 21, p. 2177), C2H5 CO C :(NOH) CH 3 -I-11C5HONO = C 2 H 5 CO.

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  • CO CH3+C5H110H-{-N20.

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  • Diacetyl, CH 3 CO CO CH 31 isa yellowish green liquid,which boilsat 87-88°C., and possesses a pungent smell.

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  • Acetyl acetone, CH 3 CO CH 2 CO CH 3, may be prepared by the action of aluminium chloride on acetyl chloride, or by condensing ethyl acetate with acetone in the presence of sodium (L.

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  • Acetonyl acetone, CH 3 CO CH 2 CH 2 CO -CH a liquid boiling at 194° C., may be obtained by condensing sodium aceto-acetate with mono-chloracetone (C. Paal, Ber., 1885, 18, p. 59), CH3000H2C1+Na CH [[Coch3(Coor) ->Ch3co Ch2 Ch 000h,(Coor) -Ch3co]] CH2 CH2 000H3; or by the hydrolysis of diaceto-succinic ester, prepared by the action of iodine on sodium aceto-acetate (L.

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  • Those in which the keto groups are in combination with phenyl residues give pyridine derivatives on treatment with hydroxylamine, thus benzamarone, C 6 H 5 CH[CH(C 6 H 5) CO.

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  • Brefeld regarded the promycelium as a kind of basidium, bearing lateral or terminal conidia (comparable to basidiospores), but since the number of basidiospores is not fixed, and the basidium has not yet assumed very definite morphological characters, Brefeld termed the group Hemibasidii, and regarded them as a halfway stage in the evolution of the true Basidiomycetes from Ph co Y Y mycetes, the Tilletia type leading to the true basidium (Autobasidium), the Ustilago type to the proto pm basidium, with lateral spores; but this p m view is based on very poor evidence, so that it is best to place these forms?p, c;,::, as a separate group, the Ustilaginales.

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  • (After Harper.) From Vine's Students' Text Book of Botany, by permission of Swan Sonnenschein & Co.

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  • Perkin, junr., Ber., 1884, 1 7, p. 451): - C6H4 < CH2Br + Na C(C02R)2 - 7Cs H4 C CH2 C(C02R)2 CH 2 Br Na C(C02R)2 CH2 C(C02R)2 C 10 1-1 8 E - CeH9?CH2 CH C02H Cs H4`CH2 C(C02H)2 CH 2 CH CO 2 H CH2 C(C02H)2 1 "Nape," the back of the neck, is of doubtful origin; it may be a variant of "knap," a knob or protuberance.

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  • Alkaline potassium permanganate oxidizes it to phenyl-glyoxyl-ortho-carboxylic acid, H02C C6H4 CO.

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  • CO 2 H.

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  • a-Naphthoic acid, C 1 oH 7 CO 2 H, is formed by hydrolysis of the nitrile, obtained by distilling potassiuma-naphthalene sulphonate with potassium cyanide (V.

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  • Part of the resultant carbonic acid is again deoxidized to carbonic oxide by the surrounding fuel, CO 2 + C = 2C03 and the carbonic oxide thus formed deoxidizes more iron oxide, &c. As indicated in fig.

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  • As the essential difference between cast iron on one hand and wrought iron and steel on the other is that the former contains necessarily much more carbon, usually more silicon, and often more phosphorus that are suitable or indeed permissible in the latter two, the chief work of all these conversion processes is to remove the excess of these several foreign elements by oxidizing them to carbonic oxide CO, silica S102, and phosphoric acid P 2 0 5, respectively.

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  • The lining of the converter is made of 90% of the mixture of lime and magnesia which results from calcining dolomite, (Ca,Mg)CO i, at a very high temperature, and 10% of coal tar freed from its water by heating.

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  • The first aliphatic diazo compound to be isolated was diazoacetic ester, CH N2 CO 2 C 2 H 5 i which is prepared by the action of potassium nitrite on the ethyl ester of glycocoll hydrochloride,HCl NH2 CH2 C02C2H 5 -1-KNO 2 =CHN 2 CO 2 C 2 H 5+ KCI+2H 2 O.

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  • The constitution of the diazo fatty esters is inferred from the fact that the two nitrogen atoms, when split off, are replaced by two monovalent elements or groups, thus leading to the formula N >CH CO 2 C 2 H 5, for diazoacetic ester.

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  • These are the Hudson's Bay Co., Russian Fur Co., Alaska Commercial Co., North American Commercial Co., Russian Sealskin Co., Harmony Fur Co., Royal Greenland Fur Co., American Fur Co., Missouri Co.

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  • and Pacific Co.

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  • Hydrogen may also be obtained by the action of zinc on ammonium salts (the nitrate excepted) (Lorin, Comptes rendus, 1865, 60, p. 745) and by heating the alkali formates or oxalates with caustic potash or soda, Na2C204+2NaOH = H 2 +2Na 2 CO 3.

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  • In the early days, Co p yright 0003 by Detroit Photographic Co.

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  • Photo, Detroit Publishing Co.

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  • (McKIM, Mead & White.) Photo, &co.

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  • Jorgensen in the second dinitrotetramminecobalt chloride, [Co(NO 2) 2 (NH 3) 4 ]Cl, designated as flavo - whereas the older isomer of Gibbs was distinguished as croceo-salt.

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  • The first compound, containing a group COH, or more explicitly 0 = CH, is an aldehyde, having a pronounced reducing power, producing silver from the oxide, and is therefore called propylaldehyde; the second compound containing the group - C CO C - behaves differently but just as characteristically, and is a ketone, it is therefore denominated propylketone (also acetone or dimethyl ketone).

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  • It exhibits itself in the peculiar behaviour of some organic compounds containing the group - C CO.

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  • CH 3 CO CHX CO 2 C 2 H 5, derivatives of acetoacetic ester.

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  • as if containing the OH group; this leads to the formula H 3 C C(OH): CX CO 2 C 2 H 5.

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  • "R' `R' R" /OMgBr /OMgBr R, H CO 2 C 2 H 5 H C - OC2H5 --->H C-R' R,>CH OH.

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  • Ethyl formate, H CO 2 C 2 H 5, boils at 55° C. and has been used in the artificial preparation of rum.

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  • of Spain gave a grant in 1585, and which opened in 1601; and of the Dominican co l lege of St Thomas, dating from 1611.

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  • CO 2 R, they yield oxypyrimidines (A.

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  • CLONMEL, a municipal borough and the county town of Co.

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  • It is decomposed by water with the formation of acetylene, methane, ethylene, &c. Lanthanum carbonate, La 2 CO 3 8H 2 O, occurs as the rare mineral lanthanite, forming greyish-white, pink or yellowish rhombic prisms. The atomic weight of lanthanum has been determined by B.

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  • CH 2 CO 2 H, and optically active methylethylacetic acid, (CH 3) (C 2 H 5)CH CO 2 H, which occur free or as esters in the vegetable and animal kingdoms, chiefly in the roots of Angelica archangelica and Valeriana officinalis.

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  • Normal valeric acid or propylacetic acid, CH 3 CH 2 CH 2 CH2 CO 2 H, is a liquid boiling at: 186°.

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  • 1843), who graduated at Harvard in 1864, served as a captain on the staff of General Grant in 1865, was admitted to the Illinois bar in 1867, was secretary of war in the cabinets of Presidents Garfield and Arthur in 1881-1885, and United States Minister to Great Britain in 1889-1893, and was prominently connected with many large corporations, becoming in 1897 president of the Pullman Co.

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  • Navigaiion.The seamen of Frisia are among the best in the world, and the shipping of Bremen and Hamburg had won a respected name tong before a German mercantile marine, properly co called, was heard of.

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  • Geuther, Ann., 1880, 202, p. 306), C 2 H 5 ONa+CH 3 000Na+CO = H CO 2 Na+CH 3 CH 2 CH 2 COONa.

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  • KINSALE, a market town and seaport of Co.

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  • CARRICKFERGUS, a seaport and watering-place of Co.

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  • Another large factory is that of the silversmiths, Daniel Low & Co.

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  • it meant the ruin of the landed class, it tended co spoil the moral of those who from the walls of Athens annually watched the wasting of their homesteads, and it involved the many perils of an overcrowded city - a peril increased by, if not also the cause of, the plague.

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  • Mosque Of Co.

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  • LIMERICK, a city, county of a city, parliamentary borough, port and the chief town of Co.

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  • The explanation may lie in the production of CO 2 in the muscle.

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  • The chemical changes that accompany activity in the nerve fibre must be very small, for the production of CO 2 is barely measurable, and no production of heat is observable as the result of the most forced tetanic activity.

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  • From Prof. Louis Agassiz's By per mission of Houghton Mifflin & Co.

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  • In the Loughcrew Hills, Co.

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  • OH series, also certain ethers, and members of the C„H 27, + 1 CO 2 H series of fatty acids.

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  • He had become himself a close friend and ardent admirer of Cecil Rhodes; and it was natural that on returning to England he should join the board of the Chartered Co.

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  • ARMAGH, a city and market town, and the county town of Co.

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  • Plimpton & Co., and the Norwood Press Co.

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  • Thallous carbonate, T1 2 CO 31 more nearly resembles the lithium compound than any other ordinary carbonate.

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  • He was a director in many organizations, including the Amoskeag Manufacturing Co., Old Colony Trust Co., Puget Sound Light & Power Co., Walter Baker Co., and Ames Plow Co.

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  • UREA, or Carbamide, Co(NH2)2, the amide of carbonic acid, discovered in 1773 by H.

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  • Urea chloride, NH 2 CO C1 (L.

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  • Nitrourea, H 2 N CO NH NO 2, prepared by adding urea nitrate to wellcooled concentrated sulphuric acid (J.

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  • Amidourea, or semicarbazide, NH 2 CO NH NH 2, is best prepared from hydrazine sulphate and potassium cyanate (J.

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  • Hydroxy-urea, N H2 CO NH OH, is produced from hydroxylamine and cyanic acid (W.

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  • Alkyl ureas are formed by the action of primary or secondary amines on isocyanic acid or its esters: [[Conh+Nh2r= R Nhc0nh]] 2 i [[Conr+Nhr 2 =Nr 2 Co Nhr]]; by the action of carbonyl chloride on amines: COC12+2NHR2=C0(NR2)2+2HC1; and in the hydrolysis of many ureides.

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  • For example, aa-dimethyl urea is sweet, aß-dimethyl urea is tasteless; p-phenetol carbamide or dulcin, NH 2 CO NH C 6 H 4.0C 2 H 51 is sweet, while the di-p-phenetol carbamide, CO(NH C 6 H 4.0C 2 H 5) 21 is tasteless.

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  • Those containing more than one acyl group are formed by the action of carbonyl chloride on acid amides: COC1 2 +2CH 3 Conh 2 = Co(NHCOCH3)2+2HC1.

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  • Acetyl urea, NH 2 CO NH 000H 31 formed by the action of acetic anhydride on urea, crystallizes in needles which melt at 212° C. and, on heating, strongly decomposes into acetamide and cyanuric acid.

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  • Nh Co.

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  • Tartronyl urea (dialuric acid), C0[NH CO]CH OH, formed by the reduction of alloxan (J.

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  • Allophanic acid, NH 2 C0 NH CO 2 H, is not known in the free state, as when liberated from its salts, it is decomposed into urea and carbon dioxide.

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  • Traube, Ber., 1889, 22, p. 1572): [[Conh-Nh 2 Co 2 R-.

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  • Biuret (allophanamide), NH 2 CO NH CO NH 2, is formed by heating urea; by the action of ammonia on allophanic ester; and by heating urea to 140° C. and passing chlorine into the melt at 140-150° C. (J.

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  • /ma and (3ai r rQ"co), a name given by their enemies to various sects which on the occasion of Luther's revolt from Romanism denied the validity of infant baptism, and therefore baptized those whom they quite logically regarded as not having received any Christian initiation at all.

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