The Boston Journal of Philosophy and the Arts, 2권John White Webster, John Ware, Daniel Treadwell Cummings, Hilliard, & Company, 1825 |
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90 페이지
... hydrogen . Sulphur from pyrites Sulphate of lime - · 8.5 " Sand · Oxide of iron Lime Alumina 2.5 11.5 1 2 0.5 30 · 66 · 66 10.5 66 } 14.5 18 23 These analyses prove the existence of an acid analogous to the pyroligneous or pyro ...
... hydrogen . Sulphur from pyrites Sulphate of lime - · 8.5 " Sand · Oxide of iron Lime Alumina 2.5 11.5 1 2 0.5 30 · 66 · 66 10.5 66 } 14.5 18 23 These analyses prove the existence of an acid analogous to the pyroligneous or pyro ...
102 페이지
... hydrogen is burned off , and the silicon obtained pure . Pro- fessor Berzelius has given the results of various experiments upon this substance ; among which are the following . It is obtained in various states of aggregation , and its ...
... hydrogen is burned off , and the silicon obtained pure . Pro- fessor Berzelius has given the results of various experiments upon this substance ; among which are the following . It is obtained in various states of aggregation , and its ...
120 페이지
... hydrogen , car- bonic acid , azote , and carburetted hydrogen , have all their specific heats in the mean proportion of their specific gravi- ties ; that different states of the combination of the gases with aqueous and other vapour ...
... hydrogen , car- bonic acid , azote , and carburetted hydrogen , have all their specific heats in the mean proportion of their specific gravi- ties ; that different states of the combination of the gases with aqueous and other vapour ...
146 페이지
... hydrogen gass escape from the earth , it may be inflamed by the electric spark and pre- sent the appearance of fires . I should mention here , that in volcanic regions , signs may sometimes precede earthquakes ; but this happens there ...
... hydrogen gass escape from the earth , it may be inflamed by the electric spark and pre- sent the appearance of fires . I should mention here , that in volcanic regions , signs may sometimes precede earthquakes ; but this happens there ...
149 페이지
... hydrogen gas , one time , burning with its peculiar colour , at another , bursting forth with a loud , deep explosion ; the sulphuric and muriatic vapours , whitening the immense clouds of smoke , and filling all the air with their ...
... hydrogen gas , one time , burning with its peculiar colour , at another , bursting forth with a loud , deep explosion ; the sulphuric and muriatic vapours , whitening the immense clouds of smoke , and filling all the air with their ...
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