Nature, Volume 52Sir Norman Lockyer Macmillan Journals Limited, 1895 |
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Página 170
... atomic hypothesis for the explanation of chemical phenomena . Contrary to the commonly re- ceived account , which appears to have originated with a statement by Dr. Thomas Thomson in his " History of Chemistry , " the atomic theory did ...
... atomic hypothesis for the explanation of chemical phenomena . Contrary to the commonly re- ceived account , which appears to have originated with a statement by Dr. Thomas Thomson in his " History of Chemistry , " the atomic theory did ...
Página 278
... atomic weights should be , respectively , 4 , 20 , 36 , 52 , 68 , 84 , 100 , 116 , 132 , 148 , 164 , 180 , 196 , 212 , and 228. All the known elements appear to be grouped together on certain regions of the surface of the cylinder ...
... atomic weights should be , respectively , 4 , 20 , 36 , 52 , 68 , 84 , 100 , 116 , 132 , 148 , 164 , 180 , 196 , 212 , and 228. All the known elements appear to be grouped together on certain regions of the surface of the cylinder ...
Página 334
... atomic weight of hydrogen , taken as unity ; hence the atomic weight of helium on this assumption is 2.13 × 2 = 4 * 26 . again we assume , in making this calculation , that helium is a single element , and not a mixture of elements ...
... atomic weight of hydrogen , taken as unity ; hence the atomic weight of helium on this assumption is 2.13 × 2 = 4 * 26 . again we assume , in making this calculation , that helium is a single element , and not a mixture of elements ...
Índice
Piano Touch the Graphics of 597 Purnell C W True Instincts of Animals 383 | 25 |
Hymenopterous Insect an Aquatic Fred Enock 105 Iron and Steel Thomas Turner W Gowland 613 Steel | 26 |
Engel R Action of Hydrochloric Acid on Copper 656 F R S 411 Consciousness and Evolution Prof Mark | 30 |
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