Chemical News and Journal of Industrial Science, Tom 144,Wydanie 3755Chemical news office., 1932 |
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Strona 211
... solid hydrogen melts at -257 ° . The subject of hydrogen ion concentration is almost outside the scope of a paper deal- ing with hydrogen , the element , with which it has no real connection . Yet the term is so often used in connection ...
... solid hydrogen melts at -257 ° . The subject of hydrogen ion concentration is almost outside the scope of a paper deal- ing with hydrogen , the element , with which it has no real connection . Yet the term is so often used in connection ...
Strona 212
... solid crust , there is always some in the air this is estimated , however , at less than 1 part per million . Hydrogen is not particularly active chem- ically at the ordinary temperature , but be- comes a far more vigorous reducing ...
... solid crust , there is always some in the air this is estimated , however , at less than 1 part per million . Hydrogen is not particularly active chem- ically at the ordinary temperature , but be- comes a far more vigorous reducing ...
Strona 214
... solid substances containing it . The heat of formation of Cl in a solid compound is always 56764 , except in this case owing to the difficulty of keeping the salt entirely free from moisture . There are two lines starting with the ...
... solid substances containing it . The heat of formation of Cl in a solid compound is always 56764 , except in this case owing to the difficulty of keeping the salt entirely free from moisture . There are two lines starting with the ...
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