Outlines of Theoretical ChemistryLongmans, Green, 1899 - 240 páginas |
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Página 7
... obtained important aid from an hypothesis propounded by John Dalton . The fundamental law of stachiometry , discovered by Richter and confirmed and developed by Berzelius , states that all true chemical changes ( i.e. changes of ...
... obtained important aid from an hypothesis propounded by John Dalton . The fundamental law of stachiometry , discovered by Richter and confirmed and developed by Berzelius , states that all true chemical changes ( i.e. changes of ...
Página 11
... obtained for each element , which shows how many times heavier it is than the unit . Dalton's proposal to take the atom of hydrogen , the lightest of all the atoms , as unity is at the present time uni- versally adopted . But for many ...
... obtained for each element , which shows how many times heavier it is than the unit . Dalton's proposal to take the atom of hydrogen , the lightest of all the atoms , as unity is at the present time uni- versally adopted . But for many ...
Página 15
... obtained in the case of many metals if we determine directly the quantity of metal which will unite with one equivalent weight of oxygen ( 7.98 parts ) or of chlorine ( 35.37 parts ) . When iron is heated in chlorine , the equivalent ...
... obtained in the case of many metals if we determine directly the quantity of metal which will unite with one equivalent weight of oxygen ( 7.98 parts ) or of chlorine ( 35.37 parts ) . When iron is heated in chlorine , the equivalent ...
Página 16
... obtained for the equivalent weight of iron . Many other elements behave in a similar way ; but the equivalent weights found by different methods always bear a simple ratio to one another . In the case of iron the values are : 18-63 ...
... obtained for the equivalent weight of iron . Many other elements behave in a similar way ; but the equivalent weights found by different methods always bear a simple ratio to one another . In the case of iron the values are : 18-63 ...
Página 17
... obtained by chemical analysis ; but still different values were obtained for certain metals , according to the nature and composition of the compound investigated . For example : - Copper . 31.59 and 63.18 • Mercury · Iron 99.9 18.63 ...
... obtained by chemical analysis ; but still different values were obtained for certain metals , according to the nature and composition of the compound investigated . For example : - Copper . 31.59 and 63.18 • Mercury · Iron 99.9 18.63 ...
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affinities alcohol amount atom of hydrogen atomic linking atomic volume atomic weights benzene Berzelius bodies boiling point bromine calculated carbon atom chemical change Chemistry chlorine combination composition consequently constituents contain copper Crown 8vo crystallise crystals decomposed decomposition density determined Diagrams dissociation electricity electrolyte elements equivalent weights ether ethyl example exhibit formula gaseous gases hydrochloric acid hydrogen atoms hydroxyl hypothesis Illustrations increases investigated iodide iodine ions isomeric isomorphous liquid malic acid melting point metals method mixture molecular weight molecules monovalent monovalent atoms nature nitric nitric acid nitrogen number of atoms number of particles observed obtained organic compounds oxide oxygen polyvalent atoms position potassium pressure produced properties proportion quantity reaction refraction salt Science similar sodium solid solution specific heat substances sulphate sulphur takes place Tellurium temperature theory thermic equivalent tion values vapour velocity weight of hydrogen weight of oxygen Woodcuts
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