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... changing into a black mass at 2380-239 ° melts with partial decomposition at 240 ° darkens , at 246 ° melts at 208 ... changing into a black mass above 345 ° chars without melting at 253 ° -255 ° melts with decomposition which is ...
... changing into a black mass at 2380-239 ° melts with partial decomposition at 240 ° darkens , at 246 ° melts at 208 ... changing into a black mass above 345 ° chars without melting at 253 ° -255 ° melts with decomposition which is ...
Trang 1211
The filtrates from the precipitates formed by the addi- tion of alcohol in the ratio 1 : 1 at pH 6.9 and 7 were left to evaporate slowly in air for 20 days and gave a vitreous mass , which was analysed for Na , B , and F ( Table 2 ) .
The filtrates from the precipitates formed by the addi- tion of alcohol in the ratio 1 : 1 at pH 6.9 and 7 were left to evaporate slowly in air for 20 days and gave a vitreous mass , which was analysed for Na , B , and F ( Table 2 ) .
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( 5 ) By means of the proposed concentration coordinates we obtain the general rule of the centre of mass , first propounded by Palatnik1 . Let the n - component system consist of r phases existing in thermodynamic equilibrium .
( 5 ) By means of the proposed concentration coordinates we obtain the general rule of the centre of mass , first propounded by Palatnik1 . Let the n - component system consist of r phases existing in thermodynamic equilibrium .
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Brief Communications 1724 878 Solubility isotherm of the ureacadmium sulphatewater system at 30 | 878 |
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absorption acid added addition Akad alcohol alkali alloys ammonia ammonium analysis anion aqueous atom bismuth bond calculated carbonate Chem chemical chloride complex components composition compounds concentration conductivity confirmed constant containing coordination corresponding crystallisation crystals curve decomposition decrease density dependence determined diagram dissolved effect equilibrium excess experiments formation formed given gives H₂O heating hydrogen hydroxide increase indices initial Inorg ions Khim lines liquid measured melting metal method mixture molar mole molecules Nauk SSSR Neorg nitrate observed obtained optical oxide peritectic phase platinum potassium precipitate prepared presence pressure pure quantity ratio reaction Received reduction refractive region Russ salt separated shown shows sodium solid solutions solubility solution specimens stability structure studied substance sulphate Table temperature thermal tion values washed X-ray yield Zhur