Nature, Količina 102Sir Norman Lockyer Macmillan Journals Limited, 1918 |
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Zadetki 1–3 od 45
Stran 73
... hydrogen ; over the other side air is passed at a measured rate , the concentration of hydrogen in it being determined by a one - meter Ray- leigh - Zeiss gas interferometer . By reducing the depth of the gas- and air - chambers of the ...
... hydrogen ; over the other side air is passed at a measured rate , the concentration of hydrogen in it being determined by a one - meter Ray- leigh - Zeiss gas interferometer . By reducing the depth of the gas- and air - chambers of the ...
Stran 116
... hydrogen is reduced to benzene . This doubtless accounts for the practical non - occurrence of diphenyl in coal - tar , although this substance is readily formed from benzene in the absence of hydrogen . Benzene did not yield ...
... hydrogen is reduced to benzene . This doubtless accounts for the practical non - occurrence of diphenyl in coal - tar , although this substance is readily formed from benzene in the absence of hydrogen . Benzene did not yield ...
Stran 234
... hydrogen than when those metals are solid . A molten mass saturated with hydrogen at a particular partial pressure will , during freezing , become supersaturated with the gas . Some of this must be entrapped between the growing crystals ...
... hydrogen than when those metals are solid . A molten mass saturated with hydrogen at a particular partial pressure will , during freezing , become supersaturated with the gas . Some of this must be entrapped between the growing crystals ...
Vsebina
Coe H S death 269 Cunningham Dr Brysson Sea Aggression 505 | 46 |
sence of Free Alkaline Bases 438 The Miscibility of Silica Series | 72 |
Barger Dr G appointed Professor of Chemistry in Edin edition | 84 |
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