The New ChemistryD. Appleton and Company, 1897 |
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Pagina xi
... familiar , through long laboratory practice , with the materials and pro- cesses described , such a book is little more to him than a catalogue of names to which he attaches no signifi- cance . While , however , the facts of chemistry ...
... familiar , through long laboratory practice , with the materials and pro- cesses described , such a book is little more to him than a catalogue of names to which he attaches no signifi- cance . While , however , the facts of chemistry ...
Pagina xvi
... familiar phenomena of combustion are merely striking examples under this general law . We thus reach the conception that by conditions of structure the atoms of molecules may be held apart from those more intimate associations into ...
... familiar phenomena of combustion are merely striking examples under this general law . We thus reach the conception that by conditions of structure the atoms of molecules may be held apart from those more intimate associations into ...
Pagina xxi
... familiar phrase , " The laws of Nature are the thoughts of God ; " but , then , I also know that our knowledge of these laws is as yet very imperfect , and that our human systems must be at the best but very partial expressions of the ...
... familiar phrase , " The laws of Nature are the thoughts of God ; " but , then , I also know that our knowledge of these laws is as yet very imperfect , and that our human systems must be at the best but very partial expressions of the ...
Pagina 6
... familiar of all sub- stances to illustrate what I mean by the word molecule . When , by boiling under the atmospheric pressure , water changes into steam , it expands 1,800 times ; or , in other words , one cubic inch of water yields ...
... familiar of all sub- stances to illustrate what I mean by the word molecule . When , by boiling under the atmospheric pressure , water changes into steam , it expands 1,800 times ; or , in other words , one cubic inch of water yields ...
Pagina 20
... familiar with the gorgeous hues which they display . Many of you have doubtless heard that blow- ing soap - bubbles may be made more than a pleasant pastime , and I will endeavor to show how it can be made a philosophical experiment ...
... familiar with the gorgeous hues which they display . Many of you have doubtless heard that blow- ing soap - bubbles may be made more than a pleasant pastime , and I will endeavor to show how it can be made a philosophical experiment ...
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Termeni și expresii frecvente
acetic ether aëriform alcohol alizarine alkali atom of oxygen atomic weights atoms of hydrogen burning butyric acid called carbonic dioxide charcoal chemical change chemical processes chemist chemistry chlorine color combustion compounds condition consists contain copper criths cubic cubic centimetres cules definite proportions density effect elementary substances elements equal ether evidence example experiment facts flame gases glass grammes heat of formation Hence hydrate hydrochloric acid hydrogen hydrogen gas hydrogen-atoms Illustrations iron lecture light liquid litre magnet mass material metallic microcriths mole molecular structure molecular weight molecule of water molecules nitric nitric acid nitro-glycerine nitrogen nitrous oxide notice obtained oxygen oxygen gas particles phenomena polarized poles potassic pounds pressure principle quantity quantivalence radical reaction relations result salt simple sodic sodium solid solution specific gravity stances sugar sulphur symbols temperature tension theory tion vapor volatile volume wholly
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