Experimental chemistry, founded on the work [Principles of chemistry] of J.A. Stöckhardt |
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Page 2
... similar force in their revolution round the sun . 2. Gravity . If a stone is suspended by a string , every one knows that the string is pulled by it . The stone and the earth attract one another , and if the string be cut , the stone ...
... similar force in their revolution round the sun . 2. Gravity . If a stone is suspended by a string , every one knows that the string is pulled by it . The stone and the earth attract one another , and if the string be cut , the stone ...
Page 6
... similar nature are the changes which animal and vegetable substances undergo if kept for a sufficient length of time ; they are gradually converted , as they putrefy or decay , into various kinds of gas , some of which emit a very ...
... similar nature are the changes which animal and vegetable substances undergo if kept for a sufficient length of time ; they are gradually converted , as they putrefy or decay , into various kinds of gas , some of which emit a very ...
Page 8
... Similar illustrations will occur to all . When the axle of a railway carriage gets dry , so much heat is produced that the carriage is sometimes set on fire . A clever blacksmith can hammer a nail till it is red - hot , and so emits ...
... Similar illustrations will occur to all . When the axle of a railway carriage gets dry , so much heat is produced that the carriage is sometimes set on fire . A clever blacksmith can hammer a nail till it is red - hot , and so emits ...
Page 10
... similar to those of the sun , and , like the sun's rays , they consist of three kinds : 1. Heat rays . 2. Light rays . 3. Actinic or chemical rays . The chemical rays are invisible , and are only to be recog- nised by their effect in ...
... similar to those of the sun , and , like the sun's rays , they consist of three kinds : 1. Heat rays . 2. Light rays . 3. Actinic or chemical rays . The chemical rays are invisible , and are only to be recog- nised by their effect in ...
Page 14
... similar to theirs , and that they also are modes of motion . Science has still a great work before her in the investigation of force , but enough has already been accomplished to enable us to take a far wider view of the kingdom of ...
... similar to theirs , and that they also are modes of motion . Science has still a great work before her in the investigation of force , but enough has already been accomplished to enable us to take a far wider view of the kingdom of ...
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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...