Chemical News and Journal of Physical Science, Tom 121Chemical news office., 1921 |
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Strona 7
... containing distilled water , every • Presented to the Bohemian Academy of Sciences , Prague , 1919 . From the Journal of the American Chemical Society , xlii . , No. 5 . No. of analysis . No. of bulb . SnBr4 . CHEMICAL 3 July 2 , 1920 ...
... containing distilled water , every • Presented to the Bohemian Academy of Sciences , Prague , 1919 . From the Journal of the American Chemical Society , xlii . , No. 5 . No. of analysis . No. of bulb . SnBr4 . CHEMICAL 3 July 2 , 1920 ...
Strona 8
... containing sublimed phosphorus pentoxide . The course of the reaction showed that both the bromine used and atmosphere of the reaction bottle were absolutely free from moisture , since the first drop of bromine did not at once react ...
... containing sublimed phosphorus pentoxide . The course of the reaction showed that both the bromine used and atmosphere of the reaction bottle were absolutely free from moisture , since the first drop of bromine did not at once react ...
Strona 10
... containing a little water vapour . The water vapour oxidises the carbon , but the metal is protected from oxidation by a sufficient pres- sure of bydrogen . During this operation the wires shrink to about three - fourths of their length ...
... containing a little water vapour . The water vapour oxidises the carbon , but the metal is protected from oxidation by a sufficient pres- sure of bydrogen . During this operation the wires shrink to about three - fourths of their length ...
Strona 15
... containing on the one hand acid , and on the other alkali ; in the first , the clay par- ticles fall in a continuous solid stream and settle quickly ; in the second , the clay particles spread out broadly and settle very slowly . There ...
... containing on the one hand acid , and on the other alkali ; in the first , the clay par- ticles fall in a continuous solid stream and settle quickly ; in the second , the clay particles spread out broadly and settle very slowly . There ...
Strona 16
... containing at the lower part two paddles , which serve to keep the suspension in agitation , and which direct it in a stream through the numerous small spaces in the cathode fixed immediately above , surrounding the lower half of the ...
... containing at the lower part two paddles , which serve to keep the suspension in agitation , and which direct it in a stream through the numerous small spaces in the cathode fixed immediately above , surrounding the lower half of the ...
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