Russian Journal of Inorganic Chemistry, Tập 4,Trang 1-658Chemical Society., 1959 |
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Trang 104
sulphuric cleaning mixture ( a catalyst for hydrogen peroxide decomposition ) , and instead kept our vessels in contact with conc . nitric acid for 24 hours , then rinsed with distilled water and hydrogen peroxide and finally steamed ...
sulphuric cleaning mixture ( a catalyst for hydrogen peroxide decomposition ) , and instead kept our vessels in contact with conc . nitric acid for 24 hours , then rinsed with distilled water and hydrogen peroxide and finally steamed ...
Trang 229
... hydrogen pressure to 100 atmospheres at 175 ° led to a yield of 15 % . The conditions and results of the experiments are in Table 2. At 175 ° in hydrogen , initially at 100 atmos- pheres , and carbon monoxide , initially at 50 ...
... hydrogen pressure to 100 atmospheres at 175 ° led to a yield of 15 % . The conditions and results of the experiments are in Table 2. At 175 ° in hydrogen , initially at 100 atmos- pheres , and carbon monoxide , initially at 50 ...
Trang 323
... hydrogen . 19 22 20 That sodium can absorb hydrogen was discovered by Davy , and independently by Gay - Lussac , and Thenard . Troost and Hauefeuille , obtained a metallic product to which they gave the formula Na2H . Moissan passed ...
... hydrogen . 19 22 20 That sodium can absorb hydrogen was discovered by Davy , and independently by Gay - Lussac , and Thenard . Troost and Hauefeuille , obtained a metallic product to which they gave the formula Na2H . Moissan passed ...
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The 21st Congress of the CPSU | 1 |
Reduction of TiO2 | 7 |
S A SHCHUKAREV I V VASILKOVA V M DROZDOVA | 13 |
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absorption acid Akad alcohol alizarin alkali alloys ammonia analysis anhydrous anion anorg aqueous solutions atoms bonds CaCl2 CaF2 calcium calculated carbon cerium Chem chemical chloride cobalt complex components composition compounds concentration containing corresponding crystallisation crystals curves decomposition determined diagram dissolved electron equation equilibrium ether eutectic experimental fluoride formation formed glaserite H₂O heating hydrated hydrofluoric acid hydrogen hydrolysis hydroxide increase ionic ions isotherm K₁ kcal Khim lanthanum LiOH liquid phase lithium melting metal method mixture molar mole molecules molybdate molybdenum MoO4 NaCl NaOH Nauk SSSR Neorg niobium Obshch obtained optical density oxalate oxide oxygen perchloric acid peroxide peroxymolybdate phosphotungstic phosphotungstic acid platinum potassium precipitate ratio reaction salt saturated shows sodium solid phase solid solution solu solubility solvent studied sulphate sulphuric Table tantalum tellurium temperature ternary thermal tion titanium titration values vapour X-ray yttrium Zhur zirconium