Experimental chemistry, founded on the work [Principles of chemistry] of J.A. Stöckhardt |
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Page 12
... latter . When a little gas has been collected , the mouths of the tubes may be closed with the thumb , the tubes removed , and the gas examined with a taper in the manner described under their respective names . This is the most ...
... latter . When a little gas has been collected , the mouths of the tubes may be closed with the thumb , the tubes removed , and the gas examined with a taper in the manner described under their respective names . This is the most ...
Page 20
... latter defect occurs most frequently , but is easily remedied by lowering the axis . Avoirdupois weight is most frequently used in England . The only numbers required in chemistry are the following : - Pound Ounces . Grains . 1 = 16 ...
... latter defect occurs most frequently , but is easily remedied by lowering the axis . Avoirdupois weight is most frequently used in England . The only numbers required in chemistry are the following : - Pound Ounces . Grains . 1 = 16 ...
Page 22
... latter heavier , than water . But if we put a piece of ice in spirit it sinks , or if we put a piece of iron upon mercury ( quicksilver ) , it floats ; consequently , ice is heavier than spirit , iron lighter than mercury . It also ...
... latter heavier , than water . But if we put a piece of ice in spirit it sinks , or if we put a piece of iron upon mercury ( quicksilver ) , it floats ; consequently , ice is heavier than spirit , iron lighter than mercury . It also ...
Page 23
... latter ; and when we say that mercury is heavier than water , we mean that in equal volumes , as a pint , for instance , the mercury has a greater weight than the water . But in absolute weight , no regard is paid to the volume of ...
... latter ; and when we say that mercury is heavier than water , we mean that in equal volumes , as a pint , for instance , the mercury has a greater weight than the water . But in absolute weight , no regard is paid to the volume of ...
Page 28
... latter . 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 ...
... latter . 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 ...
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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...