The Atomic TheoryAppleton, 1899 - 344 pagini |
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Pagina 25
... remark that not only the law of multiple proportions but also the atomic theory are clearly con- tained in this table . This result is evident from the following data : - 4.3 of carbon are com- 99 bined with 1 of hydrogen in 5.3 of ...
... remark that not only the law of multiple proportions but also the atomic theory are clearly con- tained in this table . This result is evident from the following data : - 4.3 of carbon are com- 99 bined with 1 of hydrogen in 5.3 of ...
Pagina 50
... remark upon the author's con- siderations concerning the relations which may be traced between these numbers and those which express the atomic weights of other elements determined with less accu- racy . These considerations were ...
... remark upon the author's con- siderations concerning the relations which may be traced between these numbers and those which express the atomic weights of other elements determined with less accu- racy . These considerations were ...
Pagina 54
... remark that the ordi- nary methods of determining atomic weights by chemi- cal proportions often give a choice between several numbers . There is always , ' they say , ' something arbitrary in the determinations of the specific weight ...
... remark that the ordi- nary methods of determining atomic weights by chemi- cal proportions often give a choice between several numbers . There is always , ' they say , ' something arbitrary in the determinations of the specific weight ...
Pagina 74
... remark that , in the present case , they also contain the same number of atoms , as is shown by the following formulæ : — H2 = 2 vol . 1 molecule of hydrogen . Cl2 = 2 vol . 1 molecule of chlorine . 2 3 ° HCl 2 vol . === 1 molecule of ...
... remark that , in the present case , they also contain the same number of atoms , as is shown by the following formulæ : — H2 = 2 vol . 1 molecule of hydrogen . Cl2 = 2 vol . 1 molecule of chlorine . 2 3 ° HCl 2 vol . === 1 molecule of ...
Pagina 77
... remark which seems important . Dalton and Gay - Lussac alone applied true principles to the determination of equivalents . Dalton attributed to phosphorus the atomic weight 103 ; it represents the quantity of phosphorus which combines ...
... remark which seems important . Dalton and Gay - Lussac alone applied true principles to the determination of equivalents . Dalton attributed to phosphorus the atomic weight 103 ; it represents the quantity of phosphorus which combines ...
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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 anhydrous 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 chemical chemistry chemists chloric acid chlorine composition condensation contain crystallise Dalton determination discovery double Dulong and Petit elements equal volumes equivalent ethyl ethylene fact fluorine formula gaseous Gay-Lussac Gerhardt H₂ 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 potash potassium proportions protoxide 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 trichloride units of saturation vapour density zinc
Pasaje populare
Pagina ii - THE SENSES, INSTINCTS, AND INTELLIGENCE OF ANIMALS, WITH SPECIAL REFERENCE TO INSECTS. By Sir JOHN LUBBOCK, Bart..