Experimental chemistry, founded on the work [Principles of chemistry] of J.A. Stöckhardt |
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Page 3
... removed from the water . When at last it rises , some water will still adhere to its under surface . The adhesion between the scale- pan and the water is not overcome , but only the cohesion between one portion of the water and the rest ...
... removed from the water . When at last it rises , some water will still adhere to its under surface . The adhesion between the scale- pan and the water is not overcome , but only the cohesion between one portion of the water and the rest ...
Page 11
... removed , and the paper immersed in clean rain water and well soaked , the water being changed a good many times . A beautiful image , in white on a dark ground , of the object employed will remain on the paper , which may now be dried ...
... removed , and the paper immersed in clean rain water and well soaked , the water being changed a good many times . A beautiful image , in white on a dark ground , of the object employed will remain on the paper , which may now be dried ...
Page 12
... removed , and the gas examined with a taper in the manner described under their respective names . This is the most important instance of the production of chemical force at the expense of electricity that we possess . The electricity ...
... removed , and the gas examined with a taper in the manner described under their respective names . This is the most important instance of the production of chemical force at the expense of electricity that we possess . The electricity ...
Page 25
... removed from the vessel or merely dis- placed within it . This forms the divisor , and 240 , the weight of the = iron in the air , the dividend , giving the quotient 240 7.5 . Every substance becomes as much lighter in water as the ...
... removed from the vessel or merely dis- placed within it . This forms the divisor , and 240 , the weight of the = iron in the air , the dividend , giving the quotient 240 7.5 . Every substance becomes as much lighter in water as the ...
Page 31
... removed from it when heated . The iron bands or tires of carriage - wheels are applied while red - hot to the frame , and on cooling they contract and bind the wood - work together with great force . A metallic disk , which , when red ...
... removed from it when heated . The iron bands or tires of carriage - wheels are applied while red - hot to the frame , and on cooling they contract and bind the wood - work together with great force . A metallic disk , which , when red ...
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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...