Electro-chemistry: General theoryLongmans, Green and Company, 1904 - 268 страници |
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Страница 2
... hydrogen . Now , the leading peculiarity of this , as of all electro - chemical as distinguished from ordinary chemical reactions , lies in the appearance of the products of reaction at the electrodes only ; not , as usual , throughout ...
... hydrogen . Now , the leading peculiarity of this , as of all electro - chemical as distinguished from ordinary chemical reactions , lies in the appearance of the products of reaction at the electrodes only ; not , as usual , throughout ...
Страница 4
... hydrogen at the cathode . But it often happens that more than one reaction occur simultaneously in this case the laws must be taken as meaning that the total amount of material deposited at the anode makes up one gram - equivalent , and ...
... hydrogen at the cathode . But it often happens that more than one reaction occur simultaneously in this case the laws must be taken as meaning that the total amount of material deposited at the anode makes up one gram - equivalent , and ...
Страница 6
... hydrogen . At the average temperature and pressure of the laboratory FIG . 3 . this comes to about 5 coulombs per cubic centimetre of the mixed gases . Hence a 100 c.c. gas tube does con- veniently for an experiment in which 500 ...
... hydrogen . At the average temperature and pressure of the laboratory FIG . 3 . this comes to about 5 coulombs per cubic centimetre of the mixed gases . Hence a 100 c.c. gas tube does con- veniently for an experiment in which 500 ...
Страница 7
... hydrogen is exact , that of the oxygen is too low especially if the acid be strong , on account of for- mation of ozone and persulphuric acid . The chief disadvantage of Hof- mann's form is its considerable electrical resistance . Both ...
... hydrogen is exact , that of the oxygen is too low especially if the acid be strong , on account of for- mation of ozone and persulphuric acid . The chief disadvantage of Hof- mann's form is its considerable electrical resistance . Both ...
Страница 8
... hydrogen commercially.2 The vessels holding the electrolytes are of iron , as also the electrodes ; 15 per cent . soda solution is employed , and as the water is electrolyzed away it must be replaced from time to time , distilled water ...
... hydrogen commercially.2 The vessels holding the electrolytes are of iron , as also the electrodes ; 15 per cent . soda solution is employed , and as the water is electrolyzed away it must be replaced from time to time , distilled water ...
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according accumulator acetic action amount ampere anion anode aqueous atom B.Sc cadmium calculated carboxyl groups cathode cations cent centimetre Chem chemical CHEMISTRY chlorine Clark cell coils College complex ions compounds concentration constant containing copper coulombs Crown 8vo cubic centimetre current density D.Sc Daniell cell deposited Diagrams dilute solutions discharge dissociation dissolved effect electro-affinity electrode potential electromotive force ELEMENTARY Engineering equation equiv equivalent conductivity faraday free energy gases give gram-equivalent Hence hydrogen ions hydroxyl Illustrations ionic ionisation ionisation-constant joules K₁ Kohlrausch latent heat law of dilution liquid litres measured mercury metal migration ratio mobility molecules normal ohms Ostwald oxygen phys Plates platinum polarisation positive potential difference PRACTICAL Professor quantity of electricity resistance Royal 8vo salts saturated silver sodium substance substitution succinic acid sulphate sulphuric acid theory tion tube velocity voltage voltameter volts wire zinc ΙΟ
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