Experimental chemistry, founded on the work [Principles of chemistry] of J.A. Stöckhardt |
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Page iii
... means and opportunities are anxious to acquire some experimental knowledge of the science - who intend to work at chemistry instead of merely reading about it . To such students it is useless to describe experiments which can only be ...
... means and opportunities are anxious to acquire some experimental knowledge of the science - who intend to work at chemistry instead of merely reading about it . To such students it is useless to describe experiments which can only be ...
Page 8
... 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 which has taught us that force is equally ...
... 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 which has taught us that force is equally ...
Page 10
... means of a flat camel's hair brush , paint it all over uniformly with the colourless silver solution . Allow it to dry ; repeat the painting , and 10 EXPERIMENTAL CHEMISTRY . Fusible metal 283 Bismuth oxide 284 nitrate 284 Conservation ...
... means of a flat camel's hair brush , paint it all over uniformly with the colourless silver solution . Allow it to dry ; repeat the painting , and 10 EXPERIMENTAL CHEMISTRY . Fusible metal 283 Bismuth oxide 284 nitrate 284 Conservation ...
Page 12
... means be deposited from their solutions . Experiment 7 - Decomposition of Water by Electricity . - With the assistance of a more powerful battery , and the little piece Fig . 1 . of apparatus shown in Fig . 1 , water may be decomposed ...
... means be deposited from their solutions . Experiment 7 - Decomposition of Water by Electricity . - With the assistance of a more powerful battery , and the little piece Fig . 1 . of apparatus shown in Fig . 1 , water may be decomposed ...
Page 17
... means for the destruction of rats and mice . The constituents of bone - earth and those of gelatine have been found to be universally present in the seeds of different kinds of corn ; the chemist concludes from this that pul- verised ...
... means for the destruction of rats and mice . The constituents of bone - earth and those of gelatine have been found to be universally present in the seeds of different kinds of corn ; the chemist concludes from this that pul- verised ...
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action already ammonia anhydride appear applied atomic weight become Bismuth blue bodies boiling bottle calcium called carbon chemical chemistry chlorine cold colour combine common composition compounds consists contains convenient converted cooling copper crystals dissolved drops earth easily elements equal equivalent example Experiment fact flame flask force formula gases glass grains half heat hydrate hydrochloric acid hydrogen important inches iodide iodine iron kind known latter lead less light liquid means measures melted mercury metal molecule nitrate nitric acid nitrogen obtained ounce oxide oxygen passes phosphorus piece potassium powerful prepared pressure produced properties proportions quantity radical remains removed represent salt seen separated similar simple sodium solid solution specific gravity steam substances sulphuric acid surface symbol takes place temperature tube unite vapour vessel vols volumes warm wire zinc
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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...