Chemical News and Journal of Industrial Science, Tom 144,Wydanie 3755Chemical news office., 1932 |
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Strona 208
... importance and service to scientific workers . this method complete recognition of their work will be possible . By SECTIONS Chemistry Astronomy Education Optics Biology Economics International Relations Physics Sanitary Science ...
... importance and service to scientific workers . this method complete recognition of their work will be possible . By SECTIONS Chemistry Astronomy Education Optics Biology Economics International Relations Physics Sanitary Science ...
Strona 209
... importance both to theory and practice . Hydrogen is the simplest atom , the lightest gas . The chemists of old used the term spirit or air for what we to - day call a gas ; it was not until the seventeenth century had two- thirds ...
... importance both to theory and practice . Hydrogen is the simplest atom , the lightest gas . The chemists of old used the term spirit or air for what we to - day call a gas ; it was not until the seventeenth century had two- thirds ...
Strona 213
... importance , but with the larger quan- tities required the cost has to be studied . At the beginning the gas was made by the action of sulphuric acid on iron , and we read of 80 tons of iron , together with 190 tons of sulphuric acid ...
... importance , but with the larger quan- tities required the cost has to be studied . At the beginning the gas was made by the action of sulphuric acid on iron , and we read of 80 tons of iron , together with 190 tons of sulphuric acid ...
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