Experimental chemistry, founded on the work [Principles of chemistry] of J.A. Stöckhardt |
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Page 9
... employed by the arms would have given rise to a much greater motion than that actually produced . The difference , though lost as motion , takes the new form of heat . When a pound weight falls to the earth from a height of 772 feet ...
... employed by the arms would have given rise to a much greater motion than that actually produced . The difference , though lost as motion , takes the new form of heat . When a pound weight falls to the earth from a height of 772 feet ...
Page 11
... employed will remain on the paper , which may now be dried and exposed freely to light , for the water will have washed away all the silver salt that has not been affected , and the picture will be permanent . It has already been ...
... employed will remain on the paper , which may now be dried and exposed freely to light , for the water will have washed away all the silver salt that has not been affected , and the picture will be permanent . It has already been ...
Page 22
... employed as a measure for liquids . 1,000 grain measures = of a gallon . Gases are generally measured in cubic inches . The standard of measure in the French system is the litre , which is the same as one cubic decimetre , or a cube of ...
... employed as a measure for liquids . 1,000 grain measures = of a gallon . Gases are generally measured in cubic inches . The standard of measure in the French system is the litre , which is the same as one cubic decimetre , or a cube of ...
Page 27
... employed in chemical opera- tions and in ordinary life is obtained from chemical action . Coal , wood , spirit , oils , and all the other kinds of fuel under- go a chemical.change when they burn , which will be fully explained hereafter ...
... employed in chemical opera- tions and in ordinary life is obtained from chemical action . Coal , wood , spirit , oils , and all the other kinds of fuel under- go a chemical.change when they burn , which will be fully explained hereafter ...
Page 28
... employed for the sake of economy when the heat has to be employed for a long time . Furnaces are scarcely necessary to the beginner in chemistry . The few crucible operations he has to perform may be done in a common fire . Fig . 8 ...
... employed for the sake of economy when the heat has to be employed for a long time . Furnaces are scarcely necessary to the beginner in chemistry . The few crucible operations he has to perform may be done in a common fire . Fig . 8 ...
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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...