The New chemistryD. Appleton and Company, 1875 - 326 páginas |
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Página 11
... structure they have reared with so much care is nothing but the phantom of a dream . Still it is true that , beyond the limits of direct observation , our science is not infallible , and our theo- ries and systems , although they may ...
... structure they have reared with so much care is nothing but the phantom of a dream . Still it is true that , beyond the limits of direct observation , our science is not infallible , and our theo- ries and systems , although they may ...
Página 12
... structure they have reared with so much care is nothing but the phantom of a dream . Still it is true that , beyond the limits of direct observation , our science is not infallible , and our theo- ries and systems , although they may ...
... structure they have reared with so much care is nothing but the phantom of a dream . Still it is true that , beyond the limits of direct observation , our science is not infallible , and our theo- ries and systems , although they may ...
Página 27
... structure of matter . But the importance of these optical phenomena lies in this , that , assuming the other evidence sufficient , they give us a rough measure of the size of the molecules . For , as is evident from our illustration ...
... structure of matter . But the importance of these optical phenomena lies in this , that , assuming the other evidence sufficient , they give us a rough measure of the size of the molecules . For , as is evident from our illustration ...
Página 35
... structure would be coarser - grained than a heap of small lead shot , but less coarse - grained than a heap of cricket - balls . These considerations will , I hope , help to show you how definite the idea of the molecule has become in ...
... structure would be coarser - grained than a heap of small lead shot , but less coarse - grained than a heap of cricket - balls . These considerations will , I hope , help to show you how definite the idea of the molecule has become in ...
Página 50
... gas is sub- jected to pressure , it is compressed in the exact pro- portion to the pressure , while with a liquid the com- MOLECULAR STRUCTURE OF LIQUIDS . 51 pression is barely perceptible 50 THE THREE STATES OF MATTER .
... gas is sub- jected to pressure , it is compressed in the exact pro- portion to the pressure , while with a liquid the com- MOLECULAR STRUCTURE OF LIQUIDS . 51 pression is barely perceptible 50 THE THREE STATES OF MATTER .
Palavras e frases frequentes
acetic ether aëriform alcohol alkali atom of oxygen atoms of hydrogen Avogadro burning butyric acid calcic called carbonic dioxide charcoal chemical change chemist chemistry chlorine color combination combustion consists contain criths cubic cubic centimetres cule definite elementary substances elements energy equal ether evidence example experiment fact film flame formic acid gases glass grammes H₂O heat Hence hydrate hydrochloric acid hydrogen hydrogen gas hydrogen-atoms illustrate inch iron lecture light liquid litre mass material metal microcriths mole molecular structure molecular weight molecule of oxygen molecule of water molecules nitric acid nitro-glycerine nitrogen nitrous oxide notice number of molecules obtained oxide oxygen oxygen gas particles phenomena phosphorus polarized pole potassic pounds pressure principle proportions quantivalence radical reaction result salt simple sodium solid solution specific gravity sugar sulphur symbol temperature theory tion vapor volatile volume wholly
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Página 200 - ... human agency can withstand, does it seem as if any power could undo that work of destruction, and rebuild those beams and rafters which are disappearing in the flames ? Yet in a few years they will be rebuilt. This mighty force will be overcome ; not, however, as we might expect, amidst the convulsion of nature, or the clashing of the elements, but silently, in a delicate leaf waving in the sunshine.
Página 324 - is a work of extraordinary interest and value. The subject is peculiarly attractive in the immensity of its scope, and exercises a fascination over the imagination so absorbing that it can scarcely find expression in words. It has all the charms of wonder-tales, and excites scientific and unscientific minds alike."— Boston Gazette.
Página 324 - AUSTIN FLINT, Jr., MD Complete in Five Volumes, octavo, of about 500 pages each, with 105 Illustrations. Cloth, $22.00; sheep, $27.00. Each volume sold separately. Price, cloth, $4.50; sheep, $5.50. The fifth and last volume has just been issued. The above is by far the most complete work on human physiology in the English language.