in diameter, attached to a stretched fibre and having a M t ru e small magnetic needle fixed to its back, is arranged within a menu.
Metanemertini, in which the nervous system lies inside the dermal muscles in the parenchyma; the mouth lies in front of the level of the brain; the proboscis as a ru'e bears stylets; the intestine nearly always has a caecum.
RUTHENIUM [[[symbol]] Ru, atomic weight To' 7 (O = 0)1, in chemistry, a metallic element, found associated with platinum, in platinum ore and in osmiridium.
Fusion with caustic potash converts it into a mixture of potassium ruthenate and ruthenium sesquioxide, Ru 2 0 3, which is a black, almost insoluble powder.
An oxide of composition Ru 4 0 9 is obtained as a black hydrated powder when the peroxide is heated with water for some time.
It is insoluble in water, but gradually decomposes, forming a hydrated oxide, Ru 2 0 5 H 2 O.
The sesquichloride, Ru 2 C1 6, is formed when a mixture of chlorine and carbon monoxide is passed over finely divided ruthenium heated to 350° C. (Joly, Comptes rendus, 1892, 114, p. 291).
Ru2C16.4KC1; Ru 2 C1 6.4NH 4 C1, &c. The pure tetrachloride, RuC1 4, has not been isolated, but is chiefly known in the form of its double salts, such as potassium ruthenium chloride, K 2 RuC1 6, which is obtained when finely divided ruthenium is fused with caustic potash and potassium chloride is gradually added to the fused mass (U.
Ruthenium sulphate, Ru(S04)2, as obtained by oxidizing the sulphide, is an orange-yellow mass which is deliquescent and dissolves in water, the solution possessing a strongly acid reaction.
Group VIII.: Fe, Co, divalent and trivalent; Ni, divalent; Os, Ru, hexavalent and octavalent; Pd, Pt, divalent and tetravalent; Ir, tri-, tetraand hexa-valent.
Pt, Ir, Pd, Rh, Ru, Os; Au, Fe, Ni; Sn, Te.
ut bianc P.Nef ru:r?Llp 1457).
Here a fragment of the Hebrew original, which has happily been preserved, reads r ru, " wounded," where the Greek has veepbi = rt :J, which is manifestly a corruption of the former.
dx ru i-x) C-Fi S= „ 7 o?I x o 1 fGO dx eu(ti-x) - 1 2Jo x i - x Thus, if we take _ 1 `°el 1 ('°° e uxdx G 7r12 Jo 1+ x 2 ' H 7r-N/2Jo -Vx.(1-i-x2)' C = 2-G cos u+ H sin u, S =1---G sin u-H cos u.
Trujillo, P ru.
R, Constant in gas equation, pv = RU.
Hence, and b~ symmetry, we obtain -~ ru +qv ~P~+rX=M, (I)
Thus, at Delphi there was an image of Aphrodite 6rtrupt31a (" Aphrodite of the tomb "), to which the dead were summoned to receive libations; the epithets ru,u i 3capvxos (" grave-digger "), µvxia (" goddess of the depths "), peXacv%s (" the dark one "), the grave of Ariadne-Aphrodite at Amathus, and the myth of Adonis, point in the same direction.
" One made this, another that; Tane made trees, Ru mountains, Tanga-roa fish, and so forth."
RU Data type of a list stored in a value LOCAL - Static variable in class jess.
RU Data type of a fact id FACTS - Static variable in interface jess.
Theodoret gives a valuable exposition of his own dogmatic in the fifth book of his Aip€ru s KaKoµueias eircro ii j, already referred to.'
The sesquichloride, Ru 2 C1 6, is formed when a mixture of chlorine and carbon monoxide is passed over finely divided ruthenium heated to 350Ã‚° C. (Joly, Comptes rendus, 1892, 114, p. 291).
Rouge de Ruthene, Ru 2 (OH) 2 C1 4 (NH 4) 7, is obtained from ammonia and ruthenium sesquichloride at 40Ã‚° C., the product being purified by crystallization from ammonia.
It is soluble in water, giving an orangered solution which becomes green on standing, and gradually deposits the hydrated pentoxide, Ru 2 O 5 H 2 O (H.
dx ru i-x) C-Fi S= „ 7 o?I x o 1 fGO dx eu(ti-x) - 1 2Jo x i - x Thus, if we take _ 1 `Ã‚°el 1 ('Ã‚°Ã‚° e uxdx G 7r12 Jo 1+ x 2 ' H 7r-N/2Jo -Vx.(1-i-x2)' C = 2-G cos u+ H sin u, S =1---G sin u-H cos u.
On the 13th of September Barberton was occupied K ru ger.
(63) 0-0 =Cg cos n f u Au), 6 (4) tan 4 - tan g =Cg sec ?if u f(u)' But according to the definition of the functions T, S, I and D of the ballistic table, employed for direct fire, with u written for v, (65) ('u du _ du T(U) - T(u), J uf(??) - f g (66) ru du J f(u) (67) g du f uf(u) and therefore (68) t=C [T(U) - T(u)], (69) x = C cos n [S(U) - S(u)1, (70) y =C sin n [S(U) - S(u)], 0-8= C cos n [I (U) - I (u)], (72) tan 0.
Other complex cyanides are known which may be regarded as derived from the acids H2X(CN)4, X=Ni, Pd, Pt; H 4 X(CN) 6, X= Fe, Co, Ru; H 3 X(CN) 6, X=Fe, Co, Rh; and H 2 R(CN) 6 (see Abegg, Anorganischen Chemie).
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