Experimental chemistry, founded on the work [Principles of chemistry] of J.A. Stöckhardt |
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Page x
... Quantities concerned in chemical changes Law of constant composition Difference between combination by weight and by volume Chemical action between gases - Constitution of gases Law of gaseous volumes Standard of volume for gases ...
... Quantities concerned in chemical changes Law of constant composition Difference between combination by weight and by volume Chemical action between gases - Constitution of gases Law of gaseous volumes Standard of volume for gases ...
Page 8
... quantity remains always , as far as our means of ob- servation enable us to judge , the same . The grandest generalization of modern science , a generalization which we may be proud to remember was born within our own day , is that ...
... quantity remains always , as far as our means of ob- servation enable us to judge , the same . The grandest generalization of modern science , a generalization which we may be proud to remember was born within our own day , is that ...
Page 13
... quantity of iodine . Place them side by side on a slate or a piece of tin - plate , and push the phosphorus with a knife till it touches the iodine . Chemical action is instantly exerted , and the mass bursts into flame , producing ...
... quantity of iodine . Place them side by side on a slate or a piece of tin - plate , and push the phosphorus with a knife till it touches the iodine . Chemical action is instantly exerted , and the mass bursts into flame , producing ...
Page 16
... quantities . This is combination or synthesis . 3. The causes of chemical changes and the laws according to which they take place . If chemical experiments are performed as they should be , with the balance in the hand , it will soon be ...
... quantities . This is combination or synthesis . 3. The causes of chemical changes and the laws according to which they take place . If chemical experiments are performed as they should be , with the balance in the hand , it will soon be ...
Page 21
... quantity of water was called a gramme . This is taken as the unit of the decimal weights , and is multiplied or divided by ten . Smaller Weights . Larger Weights . Gramme = 1.0 Gramme = Decigramme = 1 or gramme . Decagramme = 10 grammes ...
... quantity of water was called a gramme . This is taken as the unit of the decimal weights , and is multiplied or divided by ten . Smaller Weights . Larger Weights . Gramme = 1.0 Gramme = Decigramme = 1 or gramme . Decagramme = 10 grammes ...
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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...