The Principles of Chemistry, Volumen2Longmans, Green, and Company, 1897 |
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Página 21
... temperature ( it is not known how the above relation would appear at other temperatures ) , and the specific gravity varies even under mechanical influences . L. Hugo ( 1884 ) endeavoured to represent the atomic weights of Li , Na , K ...
... temperature ( it is not known how the above relation would appear at other temperatures ) , and the specific gravity varies even under mechanical influences . L. Hugo ( 1884 ) endeavoured to represent the atomic weights of Li , Na , K ...
Página 27
... temperature of the atmosphere with the course of time ) , in that the weights of the atoms do not increase gradually , but by leaps ; that is , according to Dalton's law of multiple proportions , there not only are not , but there ...
... temperature of the atmosphere with the course of time ) , in that the weights of the atoms do not increase gradually , but by leaps ; that is , according to Dalton's law of multiple proportions , there not only are not , but there ...
Página 38
... temperatures — that is , at temperatures at which the vapour tension is equal in each case . The comparison of volumes at the ordinary temperature is suffi- cient for finding a regularity in the relations of volumes ( this deduction was ...
... temperatures — that is , at temperatures at which the vapour tension is equal in each case . The comparison of volumes at the ordinary temperature is suffi- cient for finding a regularity in the relations of volumes ( this deduction was ...
Página 44
... temperature , as it easily breaks . At a temperature of 100 ° , however , it easily undergoes such operations , and can then be drawn into wire or rolled into sheets . If heated further it again becomes brittle , and at 200 ° may be ...
... temperature , as it easily breaks . At a temperature of 100 ° , however , it easily undergoes such operations , and can then be drawn into wire or rolled into sheets . If heated further it again becomes brittle , and at 200 ° may be ...
Página 45
... temperature in two hours only dissolves to the extent of 0 · 018 gram , and at a temperature of 100 ° about 3.5 grams . If we compare this slow action with that rapid evolution of hydrogen which occurs in the case of commercial zinc ...
... temperature in two hours only dissolves to the extent of 0 · 018 gram , and at a temperature of 100 ° about 3.5 grams . If we compare this slow action with that rapid evolution of hydrogen which occurs in the case of commercial zinc ...
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Términos y frases comunes
acetic action alkali alloy alumina aluminium ammonia ammonium amount analogous anhydride anhydrous antimony aqueous argon arsenic atomic weight barium basic salts boiling calcium carbon bisulphide carbonic anhydride Chapter charcoal chemical chloranhydride chromic chromic oxide chromium cobalt colour colourless combination composition compounds containing copper corresponding Crown 8vo crystalline crystals cupric cupric oxide cuprous cyanide decomposed decomposition density dilute dioxide dissolves double salts easily elements evaporated evolved example ferric oxide ferrous formation fused gives gold heated hydrate hydrochloric acid hydroxide hypophosphorous acid ignited insoluble instance iron isomorphous lead liquid magnesium manganese mass mercury metals mixture molecules nickel nitrate nitric acid nitrogen obtained ordinary temperature oxidised oxygen periodic law peroxide phosphoric acid phosphorus platinum potassium powder precipitate presence properties quantity reaction silica silicon silver chloride sodium soluble in water solution specific gravity substance sulphate sulphide sulphuretted hydrogen sulphuric acid sulphurous anhydride vapour volatile whilst yellow zinc
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