Experimental chemistry, founded on the work [Principles of chemistry] of J.A. Stöckhardt |
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Page 10
... warm , showing that during the exertion and disappearance of the cohesive force heat has been given out . The conversion of electricity into other forms of force has already been illustrated to some extent in the battery . When the ...
... warm , showing that during the exertion and disappearance of the cohesive force heat has been given out . The conversion of electricity into other forms of force has already been illustrated to some extent in the battery . When the ...
Page 13
... Warm two tumblers : put into one a few drops of strong ammonia ( spirits of hartshorn ) , and into the other a few drops of hydrochloric acid ( spirits of salt ) . Each will give out a gas , and when the mouths of the tumblers are held ...
... Warm two tumblers : put into one a few drops of strong ammonia ( spirits of hartshorn ) , and into the other a few drops of hydrochloric acid ( spirits of salt ) . Each will give out a gas , and when the mouths of the tumblers are held ...
Page 26
... warm place , and , when lukewarm , again -a note the degree , which will be higher than before , as the heat has expanded the liquid , made it lighter , and , consequently , apparently stronger than it really is ( Chap . III . ) . The ...
... warm place , and , when lukewarm , again -a note the degree , which will be higher than before , as the heat has expanded the liquid , made it lighter , and , consequently , apparently stronger than it really is ( Chap . III . ) . The ...
Page 28
... Warm the flask on a tripod over a spirit - lamp or gas - burner , moving it round gently at first , that the flask may heat gradually . The water will soon rise , and part of it run over . When it begins to boil , remove the lamp , and ...
... Warm the flask on a tripod over a spirit - lamp or gas - burner , moving it round gently at first , that the flask may heat gradually . The water will soon rise , and part of it run over . When it begins to boil , remove the lamp , and ...
Page 31
... warm room , on account of the contraction of the strings . A nail driven into the wall becomes loose after a time , because the iron expands in summer and contracts in winter more than the stone or the wood , and thus the opening is ...
... warm room , on account of the contraction of the strings . A nail driven into the wall becomes loose after a time , because the iron expands in summer and contracts in winter more than the stone or the wood , and thus the opening is ...
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Common terms and phrases
ammonia atom of hydrogen atomic weight become bleaching blue bodies boiling bottle bromine burn calcium called carbonic anhydride chemical action chemical force chemistry chlorate chloric acid chlorine Cl₂ cold water colour combine combustion common salt composition compounds condensed contains converted cooling copper cork crystals decomposed denote diad displaced dissolved earth electricity elements equal evaporation Experiment flame flask fluid formula fumes gases glass tube grains H₂ H₂O H₂SO half an ounce heat heavier hydrate hydrochloric acid hydrogen inches iodine iron lighter lime liquid measures melted mercuric chloride mercury metal molecule monad nitrate nitric acid nitrogen obtained odour oxide oxygen ozone phosphorus piece platinum potassium chlorate potassium iodide powder pressure produced quantity radical saltpetre sodium solid soluble solution specific gravity steam substances sulphate sulphide sulphuric acid sulphurous anhydride surface symbol takes place temperature test-tube tumbler unite vapour vessel vols volumes of hydrogen warm wire zinc
Popular passages
Page 19 - ... the accuracy of every chemical process, and ascertain the true composition of bodies by proving the weight of the compound to be equal to the weight of the substances which produce it. 32. Use of the Balance,-— The balance is to the chemist what the compass is to the mariner, and before its introduction as a means of verifying experiments, the whole science of Chemistry was a collection of disconnected and separate facts and theories. Until within a comparatively recent period it was supposed...