Electro-chemistry: General theoryLongmans, Green and Company, 1904 - 268 páginas |
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Página 5
... tube ; the latter , conveniently with a rubber joint in it , is bent down to deliver into a gas - measuring tube standing over water . The solution used is 15 per cent . NaOH free from chlorine , and should nearly fill the jar . The ...
... tube ; the latter , conveniently with a rubber joint in it , is bent down to deliver into a gas - measuring tube standing over water . The solution used is 15 per cent . NaOH free from chlorine , and should nearly fill the jar . The ...
Página 6
... tube does con- veniently for an experiment in which 500 coulombs of electricity are used ; and further , it is easy ... tubes at the sides , and may be run off from time to time by the taps at the top . The volume of oxygen and hydrogen ...
... tube does con- veniently for an experiment in which 500 coulombs of electricity are used ; and further , it is easy ... tubes at the sides , and may be run off from time to time by the taps at the top . The volume of oxygen and hydrogen ...
Página 7
... tubes , the pressure in the latter will be greater than atmospheric ; ( ii . ) the height h , representing this differ- ence of level , is no longer of water - if the electrolyte be of hd density d the equivalent column of mercury is ...
... tubes , the pressure in the latter will be greater than atmospheric ; ( ii . ) the height h , representing this differ- ence of level , is no longer of water - if the electrolyte be of hd density d the equivalent column of mercury is ...
Página 8
... tube , through which the gases have to escape , the pressure in the tube will be roughly proportional to the rate at which the gas is flowing , and may therefore be taken as a measure of the rate of flow of the electricity , i.e. of the ...
... tube , through which the gases have to escape , the pressure in the tube will be roughly proportional to the rate at which the gas is flowing , and may therefore be taken as a measure of the rate of flow of the electricity , i.e. of the ...
Página 11
... for small currents . FIG . 7 . Minute currents of long duration can be measured con- 1 Zeitschr . f . Elektrochem . , 2. 75 . veniently by a form described by Lehfeldt.1 A glass tube MECHANISM OF CONDUCTION IN ELECTROLYTES II.
... for small currents . FIG . 7 . Minute currents of long duration can be measured con- 1 Zeitschr . f . Elektrochem . , 2. 75 . veniently by a form described by Lehfeldt.1 A glass tube MECHANISM OF CONDUCTION IN ELECTROLYTES II.
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Términos y frases comunes
acetic action ampere anion anode atom B.Sc cadmium calculated carboxyl groups cathode cations cent centimetre charge Chem chemical CHEMISTRY chlorine Clark cell coils complex ions compounds concentration constant copper coulombs Crown 8vo cubic centimetre D.Sc Daniell cell density 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 heat of reaction 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 negative normal ohms Ostwald oxygen phys Plates platinum polarisation positive potential difference potential gradient PRACTICAL Professor quantity of electricity resistance salts saturated silver sodium substance substitution succinic acid sulphate sulphuric acid theory tion tube velocity volt voltage voltameter volts wire Zeitschr zinc ΙΟ
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