The Atomic TheoryD. Appleton, 1881 - 344 pagini |
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Pagina 2
... atoms to explain the fact that in chemical combinations elements unite in fixed proportions , and in certain cases in ... number of these particles and the proportion of the elements entering into combination . We have here two things ...
... atoms to explain the fact that in chemical combinations elements unite in fixed proportions , and in certain cases in ... number of these particles and the proportion of the elements entering into combination . We have here two things ...
Pagina 24
... particles are not equal in weight , and that the ele- mentary atoms of which they are formed are not equal in number . In this memoir he remarked that he had for some time been occupied with an endeavour to determine the relative ...
... particles are not equal in weight , and that the ele- mentary atoms of which they are formed are not equal in number . In this memoir he remarked that he had for some time been occupied with an endeavour to determine the relative ...
Pagina 28
... elements of which unite in very unequal proportions ; if therefore , as he admitted , water was composed of one atom of oxygen and one atom of hydrogen the atoms ... number , and that the quantities of acid which they contain for the same ...
... elements of which unite in very unequal proportions ; if therefore , as he admitted , water was composed of one atom of oxygen and one atom of hydrogen the atoms ... number , and that the quantities of acid which they contain for the same ...
Pagina 29
... atoms , fixed in number , and possessing different , but at the same time fixed , relative weights , might , it seemed to him , be graphically expressed by the adoption of symbols representing these atoms , and grouped in such a manner ...
... atoms , fixed in number , and possessing different , but at the same time fixed , relative weights , might , it seemed to him , be graphically expressed by the adoption of symbols representing these atoms , and grouped in such a manner ...
Pagina 38
... number of element- ary molecules of different kinds . This is a fundamental idea , and at that time was quite new . Whilst Dalton had only distinguished one kind of ultimate particles - atoms - Avogadro admits the existence of two kinds ...
... number of element- ary molecules of different kinds . This is a fundamental idea , and at that time was quite new . Whilst Dalton had only distinguished one kind of ultimate particles - atoms - Avogadro admits the existence of two kinds ...
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Termeni și expresii frecvente
12 of carbon 35.5 of chlorine acetic acid admit affinity alcohol ammonia amyl alcohol amylene analogous anhydride arsenic atom of oxygen atomic heat atomic volumes atomic weights atoms of carbon atoms of chlorine atoms of hydrogen Avogadro and Ampère Berzelius bivalent boron bromine carbon atoms CH₂ chemical chemistry chemists chloric acid chlorine combination composition contain copper crystallise Dalton determination discovery double Dulong and Petit elements equal volumes equivalent ethyl ethylene fact formulæ gaseous gases Gay-Lussac Gerhardt H₂O hydrate hydrochloric acid hypothesis idea iodide iodine isomorphous latter law of Dulong law of volumes mercury molecular weights molecules niobium nitric acid nitrogen notation number of atoms oxide oxygen phosphorus potassium properties proportions protoxide quadrivalent quantities radicals relation remark represent Richter salts silicon silver simple bodies sodium specific heats sulphate sulphide sulphuric acid system of atomic tellurium temperature theory tion units of saturation vapour density zinc
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Pagina 24 - Manchester, and compare it with what it was at the close of the last and the commencement of the present century, we shall find that at that period the useful and industrial arts were comparatively of little importance.
Pagina iv - NO. 11. ANIMAL MECHANISM. A Treatise on Terrestrial and Aerial Locomotion. By EJ MAREY. With 117 Illustrations. Price, $1.75. No. 12. THE HISTORY OF THE CONFLICT BETWEEN RELIGION AND SCIENCE. By JOHN WM. DRAPER, MD, LL. D., author of " The Intellectual Development of Europe.