Boiling sentence example

boiling
  • It might get the pot boiling a bit.

    97
    54
  • It forms quadratic prisms, having a violet reflex and insoluble in boiling hydrochloric acid.

    23
    14
  • There is no longer the measured quiet sound of throbbing activity, like the sound of boiling water, but diverse discordant sounds of disorder.

    21
    12
  • He brought in a boiling samovar.

    36
    28
  • Something was boiling in a small cauldron at the edge of the fire and a soldier in a peaked cap and blue overcoat, lit up by the fire, was kneeling beside it stirring its contents with a ramrod.

    22
    15
    Advertisement
  • The cracking process practically consists in distilling the oils at a temperature higher than the normal boiling point of the constituents which it is desired to decompose.

    13
    7
  • Mitenka's wife and sisters-in-law thrust their heads and frightened faces out of the door of a room where a bright samovar was boiling and where the steward's high bedstead stood with its patchwork quilt.

    16
    10
  • Her words did nothing to quell the anger boiling within him.

    13
    11
  • Damian met Dusty's clear blue eyes, blood boiling.

    1
    0
  • It forms red crusts, is insoluble in cold water, but is decomposed by boiling water.

    1
    0
    Advertisement
  • These in their simplest form are cans filled with water, which is heated by immersing them in a vessel containing boiling water.

    1
    0
  • The processes of soap manufacture may be classified (a) according to the temperatures employed into (I) cold processes and (2) boiling processes, or (b) according to the nature of the starting material - acid or oil and fat - and the relative amount of alkali, into (1) direct saturation of the fatty acid with alkali, (2) treating the fat with a definite amount of alkali with no removal of unused lye, (3) treating the fat with an indefinite amount of alkali, also with no separation of unused lye, (4) treating the fat with an indefinite amount of alkali with separation of waste lye.

    1
    0
  • The process of manufacturing soaps by boiling fatty acids with caustic alkalis or sodium carbonate came into practice with the development of the manufacture of candles by saponifying fats, for it provided a means whereby the oleic acid, which is valueless for candle making, could be worked up. The combination is effected in open vats heated by a steam coil and provided with a stirring appliance; if soda ash be used it is necessary to guard against boiling over.

    1
    0
  • In the second classification (2) is typical of the " cold " process, whilst (I), (3), (4) are effected by the, boiling " process.

    0
    0
  • The pan proper is surmounted by a great cone or hopper called a curb, to provide for the foaming up of the boiling mass and to prevent loss from overflowing.

    0
    0
    Advertisement
  • Direct firing is used for the second boiling of the soap mixture; but for this superheated steam may with advantage be substituted, either applied by a steam-jacket round the pan or by a closed coil of pipe within it.

    0
    0
  • Then without further addition of alkali the boiling is continued for a few minutes, when the soap is ready for salting out or " graining."

    0
    0
  • Steam is turned on, and, the mass being brought to a clear condition with weak lye or water, strong lye is added and the boiling continued with close steam till the lye attains such a state of concentration that the soap is no longer soluble in it, and it will separate from the caustic lye as from a common salt solution.

    0
    0
  • The ordinary method of adding resin consists in stirring it in small fragments into the fatty soap in the stage of clear-boiling; but a better result is obtained by separately preparing a fatty soap and the resin soap, and combining the two in the pan after the underlye has been salted out and removed from the fatty soap. The compound then receives its strengthening boil, after which it is fitted by boiling with added water or weak lye, continuing the boil till by examination of a sample the proper consistency has been reached.

    0
    0
  • From the conditions of the manufacture care must be taken to regulate the amount and strength of the alkali in proportion to the oil used, and the degree of concentration to which the boiling ought to be continued has to be determined with close observation.

    0
    0
    Advertisement
  • These compounds are both decomposed by water, the former giving dichloraceto-trichlorcrotonic acid (4), which on boiling with water gives dichlormethylvinyl-a-diketone (5).

    0
    0
  • The heptachlor compound when treated with chlorine water gives trichloraceto-pentachlorbutyric acid (6), which is hydrolysed by alkalis to chloroform and pentachlorglutaric acid (7), and is converted by boiling water into tetrachlor-diketo-Rpentene (8).

    0
    0
  • By boiling with water the acid is converted into the dihydroterephthalic acid.

    0
    0
  • Sometimes it is necessary to allow the solution to stand for a considerable time either in the warm or cold or in the light or dark; to work with cold solutions and then boil; or to use boiling solutions of both the substance and reagent.

    0
    0
  • Horbaczewski's method, which consists in boiling the substance with strong potash, saturating the cold solution` with chlorine, adding hydrochloric acid, and boiling till no more chlorine is liberated, and then testing for sulphuric acid with barium chloride.

    0
    0
    Advertisement
  • Hydrocarbons of similar structure have been prepared by Thiele, for example, the orange-yellow tetraphenyl-para-xylylene, which is obtained by boiling the bromide C6H4[CBr(C6H5)2]2 with benzene and molecular silver.

    0
    0
  • On boiling with concentrated nitric acid it yields picric acid.

    0
    0
  • Potassium persulphate oxidizes it in alkaline solution, the product on boiling with acids giving hydroquiirone carboxylic acid (German Patent 81,297).

    0
    0
  • Saturated steam is steam in contact with liquid water at a temperature which is the boiling point of the water and condensing point of the steam; superheated steam is steam out of contact with water heated above this temperature.

    0
    0
  • Succulent specimens, as many of the Orchidaceae and seduins and various other Crassulaceous plants, require to be killed by immersion in boiling water before being placed in drying paper, or, instead of becoming dry, they will grow between the sheets.

    0
    0
    Advertisement
  • A boiling solution of caustic potash hydrolyses it to ammonia and succinic acid.

    0
    0
  • The a-oxime, on long continued boiling with a concentrated solution of a caustic alkali, is partially decomposed with formation of some acetone and acetoxime (C. Harries, Ber., 1898, 31, pp. 1381, 1808; 18 99, 32, p. 1 33 1).

    0
    0
  • A dark blue liquid is produced, and the first portions of gas boiling off from the mixture correspond fairly closely in composition with nitrogen trioxide.

    0
    0
  • Numerous derivatives of acetophenone have been prepared, one of the most important being orthoaminoacetophenone, NH2.C6H4.CO.CH3, which is obtained by boiling orthoaminophenylpropiolic acid with water.

    0
    0
  • This change is seen in the transformation of the " white " of an egg on boiling.

    0
    0
    Advertisement
  • Boiling with dilute mineral acids, or baryta water, decomposes albumins into carbon dioxide, ammonia and fatty aminoand other acids.

    0
    0
  • The globulins are insoluble in water and in dilute acids, but soluble in alkalies and in neutral salt solutions; these solutions are coagulated on boiling.

    0
    0
  • The name is applied in commerce to a complex mixture of carbohydrates obtained by boiling starch with dilute mineral acids; in chemistry, it denotes, with the prefixes d, 1 and d+l (or i), the dextro-rotatory, laevo-rotatory and inactive forms of the definite chemical compound defined above.

    0
    0
  • Barreswil found that a strongly alkaline solution of copper sulphate and potassium sodium tartrate (Rochelle salt) remained unchanged on boiling, but yielded an immediate precipitate of red cuprous oxide when a solution of glucose was added.

    0
    0
  • The glucose of commerce, which may be regarded as a mixture of grape sugar, maltose and dextrins, is prepared by hydrolysing starch by boiling with a dilute mineral acid.

    0
    0
    Advertisement
  • When caoutchouc is heated slightly above the temperature of boiling water it becomes softer and loses much of its elasticity, which, however, it recoveres on cooling.

    0
    0
  • Sometimes the excess is partially removed by boiling the finished goods with a solution of caustic soda, or some other solvent of sulphur.

    0
    0
  • Klaproth in the mineral honeystone, which is the aluminium salt of the acid, The acid may be prepared by warming honeystone with ammonium carbonate, boiling off the excess of the ammonium salt and adding ammonia to the solution.

    0
    0
  • Dilute sulphuric acid (say an acid of 20% H 2 SO 4 or less) has no action on lead even when air is present, nor on boiling.

    0
    0
  • Boiling concentrated sulphuric acid converts lead into sulphate, with evolution of sulphur dioxide.

    0
    0
    Advertisement
  • The normal ortho-phosphate, Pb3(P04)2, is a white precipitate obtained by adding sodium phosphate to lead acetate; the acid phosphate, PbHPO 4, is produced by precipitating a boiling solution of lead nitrate with phosphoric acid; the pyrophosphate and meta-phosphate are similar white precipitates.

    0
    0
  • The vermilion-like pigment which occurs in commerce as "chromered" is a basic chromate, Pb2Cr05, prepared by treating recently precipitated normal chromate with a properly adjusted proportion of caustic soda, or by boiling it with normal (yellow) potassium chromate.

    0
    0
  • As the carbon content of the molecule increases, they become less soluble in water, and their smell becomes less marked with the increase in boiling point, the highest members of the series being odourless solids, which can only be distilled without decomposition invacuo.

    0
    0
  • Both oximes and hydrazones, on boiling with dilute acid, regenerate the parent aldehyde.

    0
    0
  • In the preparation of alum from clays or from bauxite, the material is gently calcined, then mixed with sulphuric acid and heated gradually to boiling; it is allowed to stand for some time, the clear solution drawn off and mixed with acid potassium sulphate and allowed to crystallize.

    0
    0
    Advertisement
  • Columbium compounds are usually prepared by fusing columbite with an excess of acid potassium sulphate, boiling out the fused mass with much water, and removing tin and tungsten from the residue by digestion with ammonium sulphide, any iron present being simultaneously converted into ferrous sulphide.

    0
    0
  • The residue is washed, extracted by dilute hydrochloric acid, and again well washed with boiling water.

    0
    0
  • The nitro compounds are colourless, somewhat pleasant smelling liquids, which distil without decomposition and possess boiling points much higher than those of the isomeric nitrous esters.

    0
    0
  • These limits may be set down as from a little above the freezing point of water to a little below the boiling point.

    0
    0
  • All tin, except a small quantity produced by the shaft furnace process from exceptionally pure stream tin ore, requires refining by liquation and "boiling" before it is ready for the market.

    0
    0
  • One part of cream of tartar, two of alum and two of common salt are dissolved in boiling water, and the solution is boiled with granulated metallic tin (or, better, mixed with a little stannous chloride) to produce a tin solution; and into this the articles are put at a boiling heat.

    0
    0
  • The solutions are oxidized, precipitated with ammonia, the precipitate dissolved in hydrochloric acid, and re-thrown down by boiling with sodium sulphate.

    0
    0
  • The acid is then slowly run out by an opening in the bottom of the pan in which the operation is conducted, and water distributed carefully over its surface displaces it in the interstices of the cotton, which is finally subjected to a course of boiling and washing with water.

    0
    0
  • When boiling water is poured into a glass vessel, the vessel frequently breaks, on account of the unequal expansion of the inner and outer layers.

    0
    0
  • The former is completely decomposed when fused with caustic potash and the latter by a prolonged boiling with nitric acid.

    0
    0
  • When heated with ammonia it yields guanidine, and on boiling with alcoholic potash it yields potassium carbonate.

    0
    0
  • But of the rest the majority, when treated with boiling sufficiently strong alkali, are attacked at least superficially; of ordinary metals only gold, platinum, and silver are perfectly proof against the reagents under consideration, and these accordingly are used preferably for the construction of vessels intended for analytical operations involving the use of aqueous caustic alkalis.

    0
    0
  • Mercury, within XVIII.7 a a certain range of temperatures situated close to its boiling point, combines slowly with oxygen into the red oxide, which, however, breaks up again at higher temperatures.

    0
    0
  • It reduces ammoniacal silver solutions in the cold, and alkaline copper solutions on boiling.

    0
    0
  • The boiling juice is run down into subsiding tanks, where it cools, and at the same time the albumen, which has been suddenly coagulated by momentary exposure to high temperature, falls to the bottom of the tank, carrying with it the vegetable and other matters which were in suspension in the juice.

    0
    0
  • Nevertheless, it has been found in practice, when syrups with low quotient of purity and high quotient of impurity are being treated, injecting the feed at a number of different points in the pan does reduce the time required to boil the pan, though of no practical advantage with syrups of high quotient of purity and free from the viscosity which impedes circulation and therefore quick boiling.

    0
    0
  • On some plantations making sugar for particular markets and use in refineries it is the custom to make only one class of sugar, by boiling the molasses produced by the purging of one strike with the sugar in the next strike.

    0
    0
  • On other estates the second sugars, or sugars produced from boiling molasses alone, are not purged to dryness, but when sufficiently separated from their mother-liquor are mixed with the defecated juice, thereby increasing its saccharine richness, and after being converted into syrup in the usual manner are treated in the vacuum pan as first sugars, which in fact they really are.

    0
    0
  • These pans are sometimes heated by boiling oil, with the idea that under such conditions the sugar which is kept stirred all the time as it thickens cannot be burnt or caramelized; but the same object can be attained more economically with steam of a given pressure by utilizing its latent heat.

    0
    0
  • The cistern being thus packed and settled is closed, and the syrup from the bag filters, heated up to nearly boiling point, is admitted at the top until the cistern is quite full.

    0
    0
  • A cistern well packed with 20 tons of char will hold, in addition, about io tons of syrup, and after settling, this can be pressed out by allowing second quality syrup, also heated to nearly boiling point, to enter the cistern slowly from the top, or it may be pressed out by boiling water.

    0
    0
  • Finally, boiling water is admitted and forces out all the last liquor, and then continues to run and wash out the sweets until only a trace remains.

    0
    0
  • The art of boiling sugar was known in Gangetic India, from which it was carried to China in the first half of the 7th century; but sugar refining cannot have then been known, for the Chinese learned the use of ashes for this purpose only in the Mongol period, from Egyptian visitors?

    0
    0
  • This is generally effected by adding the calculated amount of potassium chloride (of which immense quantities are obtained as a by-product in the Stassfurt salt industry) dissolved in hot water to a saturated boiling solution of sodium nitrate; the common salt, which separates on boiling down the solution, is removed from the hot solution, and on cooling the potassium nitrate crystallizes out and is separated and dried.

    0
    0
  • Owing to the fact that at temperatures between its melting and boiling point zinc has a strong affinity for iron, it is often contaminated by the scraper while being drawn from the condenser, as is shown by the fact that the scraper wears away rapidly.

    0
    0
  • Boiling water attacks it appreciably, but slightly, with evolution of hydrogen and formation of the hydroxide, Zn(OH) 2.

    0
    0
  • Zinc oxide, ZnO, is maufactured for paint by two processes - directly from the ore mixed with coal by volatilization on a grate, as in the Wetherill oxide process, and by oxidizing the vapour given off by a boiling bath of zinc metal.

    0
    0
  • At a boiling heat, zinc chloride dissolves in any proportion of water, and highly concentrated solutions, of course, boil at high temperatures; hence they afford a convenient medium for the maintenance of high temperatures.

    0
    0
  • The crude cresol obtained from tar cannot be separated into its different constituents by fractional distillation, since the boiling points of the three isomers are very close together.

    0
    0
  • At a red heat rutile is produced, at the boiling point of zinc brookite, and of cadmium anatase.

    0
    0
  • The next higher members of the series are liquids of low boiling point also readily soluble in water, the solubility and volatility, however, decreasing with the increasing carbon content of the molecule, until the highest members of the series are odourless solids of high boiling point and are insoluble in water.

    0
    0
  • Almost all these springs are at a very hot temperature, often at boiling point.

    0
    0
  • Some of them are charged with salt, others are perfectly fresh and sweet, though boiling hot.

    0
    0
  • The Alexandrians prepared oil of turpentine by distilling pine-resin; Zosimus of Panopolis, a voluminous writer of the 5th century A.D., speaks of the distillation of a "divine water" or "panacea" (probably from the complex mixture of calcium polysulphides, thiosulphate, &c., and free sulphur, which is obtained by boiling sulphur with lime and water) and advises "the efficient luting of the apparatus, for otherwise the valuable properties would be lost."

    0
    0
  • Boiling under reduced pressure has one very serious drawback, viz.

    0
    0
  • In boiling liquids its formation may be prevented by adding paraffin wax; the wax melts and forms a ring on the surface of the liquid, which boils tranquilly in the centre.

    0
    0
  • The surplus brine of Berchtesgaden is conducted to Reichenhall, and thence, in increased volume, to Traunstein and Rosenheim, which possess larger supplies of timber for use as fuel in the process of boiling.

    0
    0
  • The northern part is occupied by a steaming lake, while the southern part contains numerous solfataras and boiling springs.

    0
    0
  • A triple-peaked volcano in the solfatara stage, extinct at the summit, but displaying considerable activity at its base in the form of numerous fumaroles and boiling sulilhur springs.

    0
    0
  • Evidently the idea of the great Yokoya experts, the originators of the style, was to break away from the somewhat formal monotony of ordinary engraving, where each line performs exactly the same function, and to convert the chisel into an artists i It is first boiled in a lye obtained by lixiviating wood ashes; it is next polished with charcoal powder; then immersed in plum vinegar and salt; then washed with weak lye and placed in a, tub of water to remove all traces of alkali, the final step being to digest in a boiling solution of copper sulphate, verdigris and water.

    0
    0
  • In this process cellulose (in the form of sawdust) is made into a stiff paste with a mixture of strong caustic potash and soda solution and heated in flat iron pans to 20o-250 C. The somewhat dark-coloured mass is lixiviated with a small amount of warm water in order to remove excess of alkali, the residual alkaline oxalates converted into insoluble calcium oxalate by boiling with milk of lime, the lime salt separated, and decomposed by means of sulphuric acid.

    0
    0
  • Other methods consist in determining the vapour tension by means of the vaporimeter of Geissler, or the boiling point by the ebullioscope.

    0
    0
  • Aurous oxide, Au 2 0, is obtained by cautiously adding potash to a solution of aurous bromide, or by boiling mixed solutions of auric chloride and mercurous nitrate.

    0
    0
  • This salt is prepared by precipitating a solution of gold in aqua regia by ammonia, and then introducing the well-washed precipitate into a boiling solution of potassium cyanide.

    0
    0
  • In the " dry " methods the silver is converted into sulphide or chloride, the gold remaining unaltered; in the " wet " methods the silver is dissolved by nitric acid or boiling sulphuric acid; and in the electrolytic processes advantage is taken of the fact that under certain current densities and other circumstances silver passes from an anode composed of a gold-silver alloy to the cathode more readily than gold.

    0
    0
  • The solution is removed by ladles or by siphons, and the residue is leached out with boiling water; this removes the sulphates.

    0
    0
  • Fusion with an alkaline bisulphate converts the silver into the sulphate, which may be extracted by boiling with sulphuric acid and then with water.

    0
    0
  • The silver present in the solution obtained in the sulphuric acid boiling is recovered by a variety of processes.

    0
    0
  • The silver is quite free from gold, and the gold after boiling with nitric acid has a fineness of over 999.

    0
    0
  • Sodium in boiling amyl alcohol reduces it to aromatic tetrahydro-a-naphthylamine, a substance having the properties of an aromatic amine, for it can be diazotized and does not possess an ammoniacal smell.

    0
    0
  • When reduced by sodium in boiling amyl alcohol solution it forms alicyclic tetrahydro-0naphthylamine, which has most of the properties of the aliphatic amines; it is strongly alkaline in reaction, has an ammoniacal odour and cannot be diazotized.

    0
    0
  • The basic nitrate is the salt generally prepared, and, in general outline, the process consists in dissolving the metal in nitric acid, adding water to the solution, boiling the precipitated basic nitrate with an alkali to remove the arsenic and lead, dissolving the residue in nitric acid, and reprecipitating as basic nitrate with water.

    0
    0
  • In general these compounds are decomposable by heat, but some of them, such as those of gold, silver, copper and the alkali metals, even when heated above the boiling point of mercury retain mercury and leave residues of definite composition.

    0
    0
  • It was found that, of the entire volume of occluded gas in an anthracite, only one-third could be expelled at the temperature of boiling water, and that the whole quantity, amounting to 650 cub.

    0
    0
  • The amount of methyl alcohol present in wood spirit is determined by converting it into methyl iodide by acting with phosphorus iodide; and the acetone by converting it into iodoform by boiling with an alkaline solution of iodine in potassium iodide; ethyl alcohol is detected by giving acetylene on heating with concentrated sulphuric acid, methyl alcohol, !under the same circumstances, giving methyl ether.

    0
    0
  • In cases where the water supply is known to be infected, or even where it is merely doubtful, it is wise to have recourse to sterilization by boiling, rather than trust to any filter.

    0
    0
  • By means of a piece of stretched rubber tubing, this crucible is supported in the mouth of an ordinary funnel which is connected with an exhausting apparatus; and water holding in suspension fine scrapings of asbestos, purified by boiling with strong hydrochloric acid and washing with water, is run through it, so that the perforated bottom is covered with a layer of felted asbestos.

    0
    0
  • Kehrmann showed that aposafranine could be diazotized in the presence of cold concentrated sulphuric acid, and the diazonium salt on boiling with alcohol yielded phenylphenazonium salts.

    0
    0
  • It is insoluble in acids and exists in several hydrated forms. The osmiates, corresponding to the unknown trioxide 0503, are red or green coloured salts; the solutions are only stable in the presence of excess of caustic alkali; on boiling an aqueous solution of the potassium salt it decomposes readily, forming a black precipitate of osmic acid, H20s04.

    0
    0
  • Orthophosphoric acid, H3P04, a tribasic acid, is obtained by boiling a solution of the pentoxide in water; by oxidizing, red phosphorus with nitric acid, or yellow phosphorus under the surface of water by bromine or iodine; and also by decomposing a mineral phosphate with sulphuric acid.

    0
    0
  • On long heating the syrup is partially converted into pyrophosphoric and metaphosphoric acids, but on adding water and boiling the ortho-acid is re-formed.

    0
    0
  • It is readily soluble in water, the solution being gradually transformed into the orthoacid, a reaction which proceeds much more rapidly on boiling.

    0
    0
  • The name of "pink shrimp" is given to Pandalus montagui or annulicornis, which turns red on boiling and which resembles in form the larger "prawns," having a long rostrum or beak, saw-edged above and below.

    0
    0
  • The modern practice consists in heating the perfectly fresh, cleaned livers by steam to a temperature above that of boiling water, or, in more recent practice, to a lower temperature, the livers being kept as far as possible from contact with air.

    0
    0
  • By boiling the livers at a somewhat high temperature, "unracked" cod oil is obtained, containing a considerable quantity of "stearine"; this fat, which separates on cooling, is sold as "fish stearine" for soapmaking, or as "fish-tallow" for currying.

    0
    0
  • All the ammonia contained in an aqueous solution of the gas may be expelled by boiling.

    0
    0
  • It is soluble in water, and the aqueous solution on boiling loses ammonia and the acid phosphate NH 4 H 2 PO 4 is formed.

    0
    0
  • The aqueous solution on boiling loses some ammonia and forms an acid sulphate.

    0
    0
  • It forms monosymmetric crystals which by boiling with water yield amidosulphonic acid.

    0
    0
  • It is a colourless transparent glass mass, which dissolves in boiling water to form a thick liquid.

    0
    0
  • Only a single pathogenic species can withstand the short boiling to which milk is ordinarily treated in domestic management, and this is the anthrax bacillus containing spores.

    0
    0
  • Even in the worst cases, therefore, only vegetable forms, easily destroyed by boiling, can find their ay into the milk from the body of the cow.

    0
    0
  • The lactic acid bacillus, always present in unboiled milk (to which the souring of milk is due), is easily destroyed by heat; but the bacillus mesentericus, often found in it, forms spores, which are not destroyed by ordinary boiling, and germinate when the milk is kept at a moderately warm temperature, producing a brisk fermentation whereby a large volume of gas is liberated.

    0
    0
  • Eltekow, Ber., 1878, 11, p. 414); by the action of metals on the halogen compounds Cn.H 20 Br 2 i by boiling the aqueous solution of nitrites of the primary amines (V.

    0
    0
  • It is purified by boiling with acids, to remove any mineral matter, and is then ignited for a long time in a current of chlorine in order to remove the last traces of hydrogen.

    0
    0
  • A variety of animal charcoal is sometimes prepared by calcining fresh blood with potassium carbonate in large cylinders, the mass being purified by boiling out with dilute hydrochloric acid and subsequent reheating.

    0
    0
  • On boiling with water it decomposes into quinone and hydroquinone.

    0
    0
  • The water, which is at boiling point, falls into natural basins of a creamy white colour, formed by the deposit of carbonate of lime.

    0
    0
  • A solution of one part of the carbonate in 12 parts of water is heated to boiling in a cast-iron vessel (industrially by means of steampipes) and the milk of lime added in instalments until a sample of the filtered mixture no longer effervesces with an excess of acid.

    0
    0
  • Glass and (to a less extent) porcelain are attacked by caustic potash ley, slowly in the cold, more readily on boiling.

    0
    0
  • It is extremely soluble in even cold water, and in any proportion of water on boiling.

    0
    0
  • A dilute potash readily emulsionizes fats, and on boiling saponifies them with formation of a soap and glycerin.

    0
    0
  • The solution also decomposes on boiling.

    0
    0
  • Similar is the behaviour of the fused dry salt at a dull red heat; it acts on silicates, titanates, &c., as if it were sulphuric acid raised beyond its natural boiling point.

    0
    0
  • The early settlers and the Indians came to the springs to shoot large game for food, and by boiling the waters the settlers obtained valuable supplies of salt.

    0
    0
  • In 1780 he proved that the acidity of sour milk is due to what was afterwards called lactic acid; and by boiling milk sugar with nitric acid he obtained mucic acid.

    0
    0
  • They are prepared by boiling in water, cutting up into slices, and drying in the sun, by which treatment the slices assume a dark brown or black colour.

    0
    0
  • Betel nuts are further used as a source of catechu, which is procured by boiling the nuts in water.

    0
    0
  • The water of the first boiling becomes red and thick, and when this is inspissated after the removal of the nuts it forms a catechu of high astringency and dark colour called in Bombay "Kossa."

    0
    0
  • If the rods are to be buffed they are immersed in large tanks of boiling water from 4 to 6 hours.

    0
    0
  • Brown rods may also be buffed by sinking them in cold water which is heated to boiling point, and maintained at that temperature for the requisite period.

    0
    0
  • A later method consists in boiling the weed with sodium carbonate; the liquid is filtered and hydrochloric acid added to the filtrate, when alginic acid is precipitated; this is also filtered off, the filtrate neutralized by caustic soda, and the whole evaporated to dryness and carbonized, the residue obtained being known as kelp substitute.

    0
    0
  • Bunsen by boiling iodine with aqua regia and extracting with ether.

    0
    0
  • Iodic Acid, H10 3, can be prepared by dissolving iodine pentoxide in water; by boiling iodine with fuming nitric acid, 61+10HN03= 6H10 3 +10N0+2H 2 O; by decomposing barium iodate with the calculated quantity of sulphuric acid, previously diluted with water, or by suspending iodine in water and passing in chlorine, 12+5C12+ 6H 2 0=2H10 3 +10HC1.

    0
    0
  • From these acyl derivatives the elements of water are removed, either by simple heating or by boiling their aqueous solution; this elimination is accompanied by the formation of the azoxime ring.

    0
    0
  • This is heated to boiling, and the residue after filtration contains about 30% of Prussian blue.

    0
    0
  • On the west coast of the same island is a boiling lake, called Ponto, which deposits on its bed and round its shores black sand, consisting almost entirely of pure sulphur.

    0
    0
  • Sodium and potassium hydroxide solutions precipitate green chromium hydroxide from solutions of chromic salts; the precipitate is soluble in excess of the cold alkali, but is completely thrown down on boiling the solution.

    0
    0
  • Chromium in the form of its salts may be estimated quantitatively by precipitation from boiling solutions with a slight excess of ammonia, and boiling until the free ammonia is nearly all expelled.

    0
    0
  • It is soluble in cold water, giving a violet solution, which turns green on boiling.

    0
    0
  • The nitrate, Cr(NO 3) 3.9H 2 0, crystallizes in purple prisms and results on dissolving the hydroxide in nitric acid, its solution turns green on boiling.

    0
    0
  • Cyanogen compounds of chromium, analogous to those of iron, have been prepared; thus potassium chromocyanide, K 4 Cr(CN) 6.2H 2 0, is formed from potassium cyanide and chromous acetate; on exposure to air it is converted into the chromicyanide, K 3 Cr(CN) 6, which can also be prepared by adding chromic acetate solution to boiling potassium cyanide solution.

    0
    0
  • Acid anhydrides replace the imino-hydrogen atom by acidyl radicals, and boiling with water converts them into phenols.

    0
    0
  • Hydrochloric acid converts it into chloraniline, nitrogen being eliminated; whilst boiling sulphuric acid converts it into aminophenol.

    0
    0
  • According to the method commonly adopted in North Italy and France the cocoons are for a few minutes immersed in water a little under the boiling point, to which a small quantity of alkali has been added.

    0
    0
  • When about too lb of silk has been bagged, the whole is placed in a large wooden tub and covered with boiling water in which 12 to 20 lb of white curd soap has previously been dissolved.

    0
    0
  • In the first stages of the spun-silk industry, the silk was dressed before boiling the gum out; the resulting drafts were cut into lengths of one or two inches.

    0
    0
  • It is, however, more readily ob tained by boiling citraor meso-brompyrotartaric acids with alkalis.

    0
    0
  • It may be prepared by adding normal sodium phosphate to a magnesium salt and boiling the precipitate with a solution of magnesium sulphate.

    0
    0
  • Grignard (Comptes rendus, 1900 et seq.) observed that magnesium and alkyl or aryl halides combined together in presence of anhydrous ether at ordinary R temperatures (with the appearance of brisk boiling) to form compounds of the type RMgX(R = an alkyl or aryl group and X = halogen).

    0
    0
  • So intense is the cold in Tibet that these springs are sometimes represented by columns of ice, the nearly boiling water having frozen in the act of ejection.

    0
    0
  • If a more dilute acid than this be distilled, water passes over in excess and the residue in the retort reaches the above composition and boiling point; on distillation of a stronger acid, excess of acid passes into the distillate and the boiling point rises until the values of the constant boiling mixture are reached.

    0
    0
  • One of the most useful nutritious species is Cetraria islandica, " Iceland moss," which, after being deprived of its bitterness by boiling in water, is reduced to a powder and made into cakes, or is boiled and eaten with milk by the poor Icelander, whose sole food it often constitutes.

    0
    0
  • Aluminium hydrate, Al(OH) 3, is obtained as a gelatinous white precipitate, soluble in potassium or sodium hydrate, but insoluble in ammonium chloride, by adding ammonia to a cold solution of an aluminium salt; from boiling solutions the precipitate is opaque.

    0
    0
  • After boiling about an hour, it is allowed to cool, the water is drawn off, and the oil is transferred to zinc tanks or clarifiers capable of holding from 60 to loo gallons.

    0
    0
  • Before being cooked they should be allowed to dry, and then thrown into boiling water.

    0
    0
  • It is reduced by sodium in boiling amyl alcohol solution to "aromatic" tetrahydro-a-naphthol (reduction occurring in the ring which does not contain the hydroxyl group).

    0
    0
  • Half Section showing condition Half Section showing condition of charge when boiling very of charge when boiling violently gently.

    0
    0
  • It is practically unattainable in the open-hearth furnace, because here the oxygen of the furnace atmosphere indirectly oxidizes the carbon of the metal which is kept boiling by the escape of the resultant carbonic oxide.

    0
    0
  • Concentrated hydrochloric acid decomposes it with formation of C6H 6 N OH HO'N'H chloranilines and elimination of nitrogen, whilst on boiling with sulphuric acid it is converted into aminophenols.

    0
    0
  • It is decomposed by boiling water and yields fumaric ester.

    0
    0
  • The most simple case is presented by the two platinum compounds PtC12(NH3)2, the platosemidiammine chloride of Peyrone, and the platosammine chloride of Jules Reiset, the first formed according to the equation PtC1 4 K 2 + 2NH 3 = PtCl 2 (NH 3) 2 + 2KC1, the second according to Pt(NH 3) 4 C1 2 =PtC1 2 (NH 3) 2 +2NH 3, these compounds differing in solubility, the one dissolving in 33, the other in 160 parts of boiling water.

    0
    0
  • The samovar, or urn for boiling the water, is always much in evidence.

    0
    0
  • The hydroxide Be(OH)2 separates as a white bulky precipitate on adding a solution of an alkaline hydroxide to a soluble beryllium salt; and like those of aluminium and zinc, this hydroxide is soluble in excess of the alkaline hydroxide, but is reprecipitated on prolonged boiling.

    0
    0
  • Hydrolysis with hydrochloric acid or baryta water gives tropic acid and tropine; on the other hand, by boiling equimolecular quantities of these substances with dilute hydrochloric acid, atropine is reformed.

    0
    0
  • According to Rabuteau the toxic properties of the higher alcohols increase with their molecular weight and boiling point.

    0
    0
  • By continued boiling of its aqueous solution it is decomposed into carbon dioxide and glyoxylic acid, C2H404.

    0
    0
  • The boiled salts, the crystals of which are small, are formed in a medium constantly agitated by boiling.

    0
    0
  • Japanese cement, for uniting surfaces of paper, is made by mixing rice-flour with water and boiling it.

    0
    0
  • The mixed chlorides are boiled down to dryness with sulphuric acid to convert them into sulphates, which are then separated by boiling water, which dissolves only the thallium salt.

    0
    0
  • The precipitate is dissolved in boiling water, decolorized by potassium permanganate and decomposed by barium carbonate.

    0
    0
  • It is made commercially by boiling benzotrichloride (obtained from toluene) with milk of lime, the calcium benzoate so obtained being then decomposed by hydrochloric acid 2C 6 H 5 CC1 3 +4Ca(OH) 2 = (C6H6000)2Ca-1-3CaC12+4H20.

    0
    0
  • Perhaps no Ecuadorean volcano is better known than Pichincha, the " boiling mountain," because of its destructive eruptions and its proximity to the city of Quito.

    0
    0
  • Steaming and boiling are sometimes resorted to as artificial means of seasoning, but not to any great extent, as the timber deteriorates under such treatment, and the cost of the process is in many cases prohibitive.

    0
    0
  • The flame issuing from the furnace by (o) is always further utilized for boiling down the liquors obtained in a later stage, either in a pan (p) fired from the top and supported on pillars (qq) as shown in the drawing, or in pans heated from below.

    0
    0
  • If purer and stronger soda-ash is wanted, the boiling down must be carried out in pans fired from below, and the crystals of monohydrated sodium carbonate " fished " out as they are formed, but this is mostly done after submitting the liquor to the purifying operations which we shall now describe.

    0
    0
  • The operation is finished when all the sodium sulphide has been converted into normal sodium carbonate, partly also into acid sodium carbonate (bicarbonate) NaHCO 3; at the same time a precipitate is formed, consisting of ferrous sulphide, alumina and silica, which is removed by another settling tank, and the clear liquor is now ready either for boiling down in a " fishing-pan " for the manufacture of white soda-ash, or for the process of causticizing.

    0
    0
  • The mother-liquor, drained from the soda-crystals, on boiling down to dryness yields a very white, but low-strength soda-ash, as the soluble impurities of the original soda-ash are nearly all collected here; it is called " mother-alkali."

    0
    0
  • Sometimes they are made, not from soda-ash, but from Leblanc soda-liquor before " finishing " the ash, or from the crude bicarbonate of the ammonia-soda process by prolonged boiling, until nearly half of the carbonic acid has been expelled.

    0
    0
  • On boiling with aqueous caustic soda, it yields ortho-nitrophenol.

    0
    0
  • Potassium thorofluoride, K2ThF6 4H20, is a heavy black powder formed by boiling the hydroxide with potassium fluoride and hydrofluoric acid.

    0
    0
  • In 1747 he published an account of experiments undertaken with the definite view of obtaining true sugar from indigenous plants, and found that for this purpose the first place is taken by beetroot and carrot, that in those plants sugar like that of cane exists ready formed, and that it may be extracted by boiling the dried roots in alcohol, from which it is deposited on cooling.

    0
    0
  • It is soluble in a mixture of nitric and hydrofluoric acids, and the powdered metal, in aqua regia, but slowly attacked by sulphuric, hydrochloric and hydrofluoric acids separately; it is also soluble in boiling potash solution, giving a tunstate and hydrogen.

    0
    0
  • It is readily soluble in water, and on boiling the aqueous solution a white hydrate is first deposited which after a time is converted into the trioxide.

    0
    0
  • The solution has a bitter taste and does not gelatinize, even under the influence of boiling acids.

    0
    0
  • The metatungstates of the alkalis are obtained by boiling normal tungstates with tungstic acid until the addition of hydrochloric acid to the filtrate gives no precipitate.

    0
    0
  • This salt is obtained by roasting wolfram with sodium carbonate, lixiviating, neutralizing the boiling filtrate with hydrochloric acid and crystallizing at ordinary temperatures.

    0
    0
  • On boiling gelatinous silica with ammonium polytungstate and evaporating with the occasional addition of ammonia, ammonium silicodecitungstate is obtained as short rhombic prisms. On adding silver nitrate and decomposing the precipitated silver salt with hydrochloric acid, a solution is obtained which on evaporation in a vacuum gives the free acid as a glassy mass.

    0
    0
  • Silicotungstic acid is obtained as quadratic pyramids from its mercurous salt which is prepared from mercurous nitrate and the salt formed on boiling gelatinous silicic acid with a polytungstate of an alkali metal.

    0
    0
  • Vapour density determinations indicate that dissociation occurs when the vapour is heated above the boiling point.

    0
    0
  • Thus, as the atomic weight increases, the state of aggregation changes from that of a gas in the case of fluorine and chlorine, to that of a liquid (bromine) and finally to that of the solid (iodine); at the same time the melting and boiling points rise with increasing atomic weights.

    0
    0
  • It may be synthetically obtained by distilling oxindole (C 8 H 8 NO) with zinc dust; by heating orthonitrocinnamic acid with potash and iron filings; by the reduction of indigo blue; by the action of sodium ethylate on orthoaminochlorstyrene; by boiling aniline with dichloracetaldehyde; by the dry distillation of ortho-tolyloxamic acid; by heating aniline with dichioracetal; by distilling a mixture of calcium formate and calcium anilidoacetate; and by heating pyruvic acid phenyl hydrazone with anhydrous zinc chloride.

    0
    0
  • Acacia arabica is the gum-arabic tree of India, but yields a gum inferior to the true gum-arabic. An astringent medicine, called catechu or cutch, is procured from several species, but more especially from Acacia catechu, by boiling down the wood and evaporating the solution so as to get an extract.

    0
    0
  • Bidding his companions retire to a distance, he takes up his position near the entrance to the mound - an arched opening whence issues a boiling stream.

    0
    0
  • The seeds when placed in water for some time become coated with glutinous matter from the exudation of the mucilage in the external layer of the epidermis; and by boiling in sixteen parts of water they exude sufficient mucilage to form with the water a thick pasty decoction.

    0
    0
  • After the addition of the dryers the boiling is continued two or three hours; the fire is then suddenly withdrawn„and the oil is left covered up in the boiler for ten hours or more.

    0
    0
  • By boiling this varnish with dilute nitric acid vapours of acrolein are given off, and the substance gradually becomes a solid non-adhesive mass the same as the ultimate oxidation product of both raw and boiled oil.

    0
    0
  • The latter is made by boiling wine down until it attains the consistency of a liqueur.

    0
    0
  • Claussen's process consisted in steeping flax fibre or tow for twenty-four hours in a weak solution of caustic soda, next boiling it for about two hours in a similar solution, and then saturating it in a solution containing 5% of carbonate of soda, after which it was immersed in a vat containing water acidulated with z% of sulphuric acid.

    0
    0
  • The tannin of oak, C/9H16010, which is found, mixed with gallic acid, ellagic acid and quercite, in oak bark, is a red powder; its aqueous solution is coloured dark blue by ferric chloride, and boiling with dilute sulphuric acid gives oak red or phlobaphene.

    0
    0
  • It is prepared by boiling the needles in a solution of soda to remove the resin, which process loosens the fibre and renders its separation easy; it has some resemblance to coarse wool, and is spun and woven into blankets and garments that are said to be warm and durable; it is also used for stuffing cushions; an essential oil, obtained by a previous distillation of the leaves, has medicinal virtues attributed to it by some German practitioners.

    0
    0
  • For the preparation of the acid the crude argol is boiled with hydrochloric acid and afterwards precipitated as calcium tartrate by boiling with milk of lime, the calcium salt being afterwards decomposed by sulphuric acid.

    0
    0
  • Calcium chloride gives a white precipitate of calcium tartrate in neutral solutions, the precipitate being soluble in cold solutions of caustic potash but re-precipitated on boiling.

    0
    0
  • Barium bromate, Ba(Br03)2, can be prepared by the action of excess of bromine on barytawater, or by decomposing a boiling aqueous solution of loo parts of potassium bromate with a similar solution of 74 parts of crystallized barium chloride.

    0
    0
  • It can also be obtained by suspending barium carbonate in boiling water and passing in chlorine.

    0
    0
  • On boiling, it yields a purple colour which with sulphate of iron affords a black dye.

    0
    0
  • Boiling alcohol extracts from the root a neutral substance in the form of crystalline prisms, which crystallize in scales from boiling water.

    0
    0
  • These precipitated oxychlorides on continued boiling with water lose all their chlorine and ultimately give a residue of antimony trioxide.

    0
    0
  • From the seeds have been obtained starch (about 14%), gum, mucilage, a non-drying oil, phosphoric acid, salts of calcium, saponin, by boiling which with dilute hydrochloric or sulphuric acid aesculic acid is obtained, quercitrin, present also in the fully developed leaves, aescigenin, C12H2n02, and aesculetin, C 9 H 6 O 4, which is procurable also, but in small quantity only, from the bark.

    0
    0
  • The simple "syrup" of the British Pharmacopoeia is prepared by adding 1000 grams (or 5 lb) of refined sugar to 500 cubic centimetres (or two pints) of boiling distilled water, heating until it is dissolved and subsequently adding boiling distilled water until the weight of the whole is 1500 grams (or 71 lb).

    0
    0
  • If the lead is therefore rightly proportioned to the standard of alloy, the resulting button will consist of only gold and silver, and these are separated by the operation of parting, which consists in boiling the alloy (after rolling it to a thin plate) in strong nitric acid, which dissolves the silver and leaves the gold as a coherent sponge.

    0
    0
  • When cadmium is not present the copper may be precipitated by boiling the acidulated ammoniacal solution with test lead and titrating, as before described, without removing the lead and copper from the solution.

    0
    0
  • Soc. Morphine, or morphia, crystallizes in prisms with one molecule of water; it is soluble in woo parts of cold water and in 160 of boiling water, and may be crystallized from alcohol; it is almost insoluble in ether and chloroform.

    0
    0
  • The residue is removed to a calico filter and thoroughly washed with boiling water, the wash water being reboiled and used time after time.

    0
    0
  • The last washing is done with pure water; these washings are used in the next day's boiling.

    0
    0
  • By this process of preparation a considerable portion of the narcotine, caoutchouc, resin, oil or fatty and insoluble matters are removed, and the prolonged boiling, evaporating and baking over a naked fire tend to lessen the amount of alkaloids present in the extract.

    0
    0
  • He is roasted over a slow fire and basted with boiling oil, but tells his tormentors that by the grace of Jesus Christ he feels nothing.

    0
    0
  • Meat and vegetable food, such as fern-root, was broiled over the fire, but boiling in a vessel was unknown.

    0
    0
  • In this process, the residues are boiled with a dilute sulphuric acid to which nitric acid and potassium chlorate are added in order to transform the element into selenic acid, H 2 Se0 4, which is then reduced to selenious acid, H 2 Se0 3, by boiling with hydrochloric acid, and finally to selenium by sulphur dioxide.

    0
    0
  • Another method consists in mixing the powdered bark with milk of lime, drying the mass slowly with frequent stirring, exhausting the powder with boiling alcohol, removing the excess of alcohol by distillation, adding sufficient dilute sulphuric acid to dissolve the alkaloid and throw down colouring matter and traces of lime, &c., filtering, and allowing the neutralized liquid to deposit crystals.

    0
    0
  • By adding an alcoholic solution of iodine to a solution of the sulphate in acetic acid a compound known as herapathite, 4Qu 3H 2 SO 4.2HI Ie6H 2 O, is obtained, which possesses optical properties similar to those of tourmaline; it is soluble in Iwo parts of boiling water; and its sparing solubility in cold alcohol has been utilized for estimating quinine quantitatively.

    0
    0
  • The sulphate of cinchonidine is more soluble than that of quinine; and, when 1 part of quinine sulphate suspected to contain it is nearly dissolved in 24 parts of boiling water, the sulphate of quinine crystallizes out on' cooling, and the cinchonidine is found in the clear mother liquor, from which it can be precipitated by a solution of potassium and sodium tartrate.

    0
    0
  • It is a white powder which readily dissolves in water to form the hydroxide, LiOH, which is also obtained by boiling the carbonate with milk of lime.

    0
    0
  • The whole region abounds with fissures from which steam highly charged with hydrochloric acid is continually issuing, and in many places boiling water is found at a very few feet below the surface.

    0
    0
  • On boiling and filtering the product, zinc lactate crystallizes out of the solution.

    0
    0
  • Wurtz); by boiling a-chlorpropionic acid with caustic alkalis, or with silver oxide and water; by the reduction of pyruvic acid with sodium amalgam; or from acetaldehyde by the cyanhydrin reaction (J.

    0
    0
  • The product is ground under water, and any unchanged yellow form is eliminated by boiling with caustic soda, the product being then washed and dried and finally packed in tin boxes.

    0
    0
  • Hittorf's phosphorus is another crystalline allotrope formed by heating phosphorus with lead in a sealed tube to redness, and removing the lead by boiling the product with nitric and hydrochloric acid.

    0
    0
  • On boiling with caustic potash they evolve hydrogen, yielding a phosphate.

    0
    0
  • The Colombian "Panama hat" is made from the fibres extracted from the ribs of the fanshaped leaves of still another species of palm, Carludovica palmata, while in the Rio Sinn region the natives make a kind of butter ("manteca de Corozo") from the Elaeis melanococca, Mart., by peeling the nuts in water and then purifying the oil extracted in this way by boiling.

    0
    0
  • Gallic acid is most readily obtained by boiling the tannin procured from oak-galls by means of alcohol and ether with weak solution of acids.

    0
    0
  • It crystallizes in white or pale fawn-coloured acicular prisms or silky needles, and is soluble in alcohol and ether, and in loo parts of cold and 3 of boiling water; it is without odour and has an astringent and an acid taste and reaction.

    0
    0
  • No public supply should be open to any such doubt as ought to, or may, deter people from drinking the water without previous domestic filtration or boiling.

    0
    0
  • Subjection to the temperature of boiling water for, say, half an hour seemed an efficient mode of sterilization, until it was discovered that the spores of bacteria are so involved in heat-resisting membranes, that only prolonged exposure to dry, baking heat can be recognized as an efficient process of sterilization.

    0
    0
  • The pure acid (too% H2S04) cannot be prepared by boiling down a weaker acid under any pressure (at least between 3 and 300 centimetres of mercury), an acid of the composition H 2 SO 411 1 2 H 2 O or 12S03,13H20 being invariably obtained.

    0
    0
  • Carbon decomposes hot strong sulphuric acid on long continued boiling, with the formation of carbon dioxide and sulphur dioxide.

    0
    0
  • Formerly all such acid was made by boiling down the dilute acid, for which purpose a great variety of apparatus was invented.

    0
    0
  • The highest strength of sulphuric acid practically attainable by boiling down is 98% H 2 SO 4, and this is only exceptionally reached, since it involves much expenditure of fuel, loss of acid and wear and tear of apparatus.

    0
    0
  • Fuming or Nordhausen Oil of Vitriol, a mixture or chemical com pound of H 2 SO 4, with more or less S03, has been made for centuries by exposing pyritic schist to the influence of atmospheric agents, collecting the solution of ferrous and ferric sulphate thus formed, boiling it down into a hard mass ("vitriolstein") and heating this to a low red heat in small earthenware retorts.

    0
    0
  • The /3 form results by chlorinating boiling benzene in sunlight, and may be separated from the a variety by distillation in a current of steam.

    0
    0
  • Baeyer by removing the elements of hydriodic acid from iodocyclo-hexane on boiling it with quinoline.

    0
    0
  • The Hydrobromide A' acid results on boiling the A 2 acid on reduction with alkalis, or on eliminating hydroHEXAHYDRO bromic acid from i-brom-cyclo-hexane carboxylic acid-I.

    0
    0
  • The A' acid is formed by the direct reduction of terephthalic acid; by boiling the 2 acid with caustic soda; and by the reduction (in the heat) of A I.

    0
    0
  • The A 1.5 acid is obtained by boiling the cis- and trans-A 2.5 acids with water, which are obtained on reducing terephthalic acid with sodium amalgam in faintly alkaline solution.

    0
    0
  • On boiling with caustic soda it isomerizes to the corresponding I-acid.

    0
    0
  • The junction of the great river Beni with the Madeira is at the Madeira Fall, a vast and grand display of reefs, whirlpools and boiling torrents.

    0
    0
  • It contains, as its principal constituents, ammonia, partly combined with carbonic acid and sulphuretted hydrogen to form compounds which are decomposed on boiling, with evolution of ammonia gas, and partly combined with stronger acids to form compounds which require to be acted upon by a strong alkali before the ammonia contained in them can be liberated.

    0
    0
  • Coal gas, being a mixture of gases and vapours of liquids having very varying boiling points, must necessarily undergo physical changes when the temperature is lowered Vapours of liquids of high boiling point will be condensed more quickly than those having lower boiling points, but condensation of each vapour will take place in a definite ratio with the decrease of temperature, the rate being dependent upon the boiling point of the liquid from which it is formed.

    0
    0
  • Many polymerize readily, or are transformed into isomers by boiling with dilute alcoholic sulphuric acid.

    0
    0
  • It may also be prepared as a black velvety powder which readily takes up oxygen from the air by adding ferrous oxalate to boiling caustic potash.

    0
    0
  • When finely ground these crystals yield a brownish red powder which dissolves slowly in acids, the most effective solvent being a boiling mixture of 8 parts of sulphuric acid and 3 of water.

    0
    0
  • It also dissolves in alcohol and ether; boiling point determinations of the molecular weight in these solutions point to the formula FeCl3.

    0
    0
  • Many oxychlorides are known; soluble forms are obtained by dissolving precipitated ferric hydrate in ferric chloride, whilst insoluble compounds result when ferrous chloride is oxidized in air, or by boiling for some time aqueous solutions of ferric chloride.

    0
    0
  • Sulphur springs and boiling mud lakes are also general in the volcanic districts; and in places there are carbonic acid springs, these more especially on the peninsula of Snaefellsnes, north of Faxafloi.

    0
    0
  • The boiling points of the normal alcohols increase regularly about for each CH, increment; this is characteristic of all homologous series of organic compounds.

    0
    0
  • Of the primary, secondary and tertiary alcohols having the same empirical formula, the primaryhave the highest, and the tertiary the lowest boiling point; this is in accordance with the fairly general rule that a gain is symmetry is attended by a fall in the boiling point.

    0
    0
  • Metavanadic acid is obtained in the form of yellow scales by boiling copper vanadate with an aqueous solution of sulphur dioxide.

    0
    0
  • There are boiling springs in Vanua beautiful; their hills rise often above 3000, and, in the case of a few summits, above 4000 ft., and they contrast strongly with the low coral formation of the smaller members of the group. There is not much level country, except in the coral islets, and certain rich tracts along the coasts of the two large islands, especially near the mouths of the rivers.

    0
    0
  • They also investigated certain hydrocarbons occurring in the high boiling point fraction of the coal tar distillate and solved the constitution of phenanthrene.

    0
    0
  • Under like conditions arsenates only give a precipitate on long-continued boiling.

    0
    0
  • The tri-iodide, AsI3 prepared by subliming arsenic and iodine together in a retort, by leading arsine into an alcoholic iodine solution, or by boiling powdered arsenic and iodine with water, filtering and evaporating, forms brick-red hexagonal tables, of specific gravity 4.39, soluble in alcohol, ether and benzene, and in a large excess of water; in the presence of a small quantity of water, it is decomposed with formation of hydriodic acid and an insoluble basic salt of the composition 4AsOI.

    0
    0
  • The prismatic variety of the oxide can be obtained by crystallization from a saturated boiling solution in potassium hydroxide, or by the crystallization of a solution of silver arsenite in nitric acid.

    0
    0
  • Here the volcanic action, which preceded the general upheaval of recent strata and the folding of the edges of the interior highlands, is still in evidence in occasional boiling mud volcanoes on the coast-line.

    0
    0
  • At the end of the gorge the river has hollowed out a deep pool, named the Boiling Pot.

    0
    0
  • A little below the Boiling Pot, and almost at right angles to the falls, the cañon is spanned by a bridge (completed in April 1905) which forms a link in the Cape to Cairo railway scheme.

    0
    0
  • The precipitated indium hydroxide is converted into a basic sulphite by boiling with excess of sodium bisulphite, and then into the normal sulphite by dissolving in hot sulphurous acid.

    0
    0
  • With the exception of castor oil they are insoluble in cold alcohol; in boiling alcohol somewhat larger quantities dissolve.

    0
    0
  • In a somewhat improved form this process of rendering is practised in the preparation of palm oil, and the rendering the best (Cochin) coco-nut oil by boiling the fresh kernels with water.

    0
    0
  • The boiling out process cannot be applied to small seeds, such as linseed and rape seed.

    0
    0
  • But while roasting Fafnir's heart, which Regin had cut out, Sigurd burned his finger with the boiling fat and, placing it to his lips, found that he could understand the language of birds, and so learned from the chattering of the woodpeckers that Regin was planning treachery.

    0
    0
  • Microscopic sections of some of the more coherent clays and shales may be prepared by saturating them with Canada balsam by long boiling, and slicing the resultant mass in the same manner as one of the harder rocks.

    0
    0
  • The insoluble part of the gum is a calcium salt of bassorin (C12H20010), which is devoid of taste and smell, forms a gelatinoid mass with water, but by continued boiling is rendered soluble.

    0
    0
  • Very many seeds, roots, &c., when infused in boiling water, yield mucilages which, for the most part, consist of bassorin.

    0
    0
  • Linseed does not give the latter reaction; by treatment with boiling nitric acid it yields mucic and oxalic acids.

    0
    0
  • The resulting benzoylazoimide is easily hydrolysed by boiling with alcoholic solutions of caustic alkalis, a benzoate of the alkali metal and an alkali salt of the new acid being obtained; the latter is precipitated in crystalline condition on standing.

    0
    0
  • Near the boiling point, Gabriel drew a deep breath.

    0
    0
  • From the air or gas mixture, adsorption media preferentially adsorb components with high boiling points.

    0
    0
  • Usually the pH is made more alkaline by hydrolysis of urea (NH 2 CONH 2) in boiling aqueous solution.

    0
    0
  • In each case, the alkene has a boiling point which is a small number of degrees lower than the corresponding alkane.

    0
    0
  • Heat rest of milk and when boiling stir it into the blended arrowroot.

    0
    0
  • Above you can see a small billy can for boiling and a mini wok for frying.

    0
    0
  • You can do this by using a cork borer to fit the boiling tube.

    0
    0
  • It was probably made by boiling brine to dryness on a small scale in many places.

    0
    0
  • More sexual frustration boiling over at The Rovers as Shelly caught Charlie having a lock in with a mystery brunette.

    0
    0
  • Boiling the water, which must also be cooled, will remove the dissolved carbon dioxide.

    0
    0
  • When boiling add the cauliflower and cook for five minutes.

    0
    0
  • Coconut slush Ingredients 25g creamed coconut slush Ingredients 25g creamed coconut 2 x 15ml spoons boiling water 300ml goat's milk 2 x 5ml spoons clear honey.

    0
    0
  • Put it with the garlic in a metal colander or steamer basket over a pan of boiling water.

    0
    0
  • While the vegetables are cooking place the pasta in a large pan of boiling salted water and cook until tender.

    0
    0
  • Today she wears a coronet of boiling cloud, Yesterday above a sea of mist her head stood proud.

    0
    0
  • Infuse 45g of the leaves in 750ml of boiling water for 10 minutes, and drink three cupfuls per day.

    0
    0
  • Few things get your balls boiling faster than watching a scantily-clad cutie slowly strip down to her skin, but strip clubs suck!

    0
    0
  • The exact location of the Bill well - a corruption of Boiling Well - seems debatable.

    0
    0
  • Boiling gammon or ham joints All gammon joints should be boiled for at least part of their cooking time.

    0
    0
  • Both very hot ecosystems, such as the boiling springs near geysers, and cold polar ecosystems have been studied with this in mind.

    0
    0
  • Data on butter include ghee, which is liquid butter clarified by boiling.

    0
    0
  • Here the salad is made from fine green beans, very quickly blanched in boiling water and then rapidly cooled.

    0
    0
  • The mate throwing a handful of tea directly into the boiling water of the kettle.

    0
    0
  • The " permanent hardness " given by sulfate, chloride or nitrate salts cannot be removed by boiling.

    0
    0
  • Boiling heat transfer, burnout, critical heat flux ratio.

    0
    0
  • In serving the rabbit she spilled a great lot of it, boiling hot, over my hand and wrist.

    0
    0
  • Where you have isomers, the more branched the chain, the lower the boiling point tends to be.

    0
    0
  • When only tiny bits remained, we poured boiling water from the expedition tea kettle over the surface to melt them.

    0
    0
  • Then allow them to cool, and when cold dip into egg, then into bread crumbs, and fry in boiling lard.

    0
    0
  • To cook, a large pan of boiling liquid is required, often white wine or cider based.

    0
    0
  • Reduce the cooking liquor by boiling rapidly for several minutes.

    0
    0
  • Vessels of all kinds drifted aimlessly about, wrecking each other, and covering the boiling Maelstrom of the harbor with their debris.

    0
    0
  • Theoretical models of shell and tube boilers suitable for boiling two-phase mixtures are under development.

    0
    0
  • A mud pot throws steam and boiling mud into the air.

    0
    0
  • Reprocessing involves the dissolution of the spent fuel in boiling concentrated nitric acid and subsequent physico-chemical separations of uranium and plutonium.

    0
    0
  • Unfortunately while descending he falls into the boiling pan in the fire below and perishes.

    0
    0
  • Cooking cut the parsnips into chunks and cook them in boiling water until easily penetrated with a kitchen knife (about 20 minutes ).

    0
    0
  • Throw the frozen or fresh chopped veggies into the last several minutes of boiling pasta.

    0
    0
  • The tamarind paste can be dissolved in the boiling stock (or water) before adding.

    0
    0
  • Smith had the physiognomy of a seraph dragged through the boiling mire.

    0
    0
  • To prevent egg cracking whilst boiling, add a pinch of salt to the water.

    0
    0
  • Mix both extracts, pour into a clean pan, reduce by boiling until juice measures 1½ pints.

    0
    0
  • Down the group, the metals get more reactive, and the melting points and boiling points decrease.

    0
    0
  • This may be attributable to the presence of steroidal saponins which can be removed by washing or boiling.

    0
    0
  • In a wide, heavy-based saucepan gently heat the milk to boiling point.

    0
    0
  • Polenta is made by stirring the maize flour into boiling water, traditionally in a heavy copper saucepan.

    0
    0
  • The bodies may have been stripped then skeletonized, possibly by boiling or by the use of some kind of acid solution.

    0
    0
  • Coconut slush Ingredients 25g creamed coconut 2 x 15ml spoons boiling water 300ml goat's milk 2 x 5ml spoons clear honey.

    0
    0