An aqueous solution of copper sulphate, CuS04 was electrolysed between platinum electrodes using a current of 0.1287 ampere for 50 minutes. [Atomic mass of Cu = 63.5 g mol-1](a) Write the cathodic reaction.(b) Calculate:(i) Electric charge passed during electrolysis (ii) Mass of copper deposited at the cathode [Given: 1F = 96,500 C mol-1]
An aqueous solution of copper sulphate, CuS04 was electrolysed between platinum electrodes using a current of 0.1287 ampere for 50 minutes. [Atomic mass of Cu = 63.5 g mol-1](a) Write the cathodic reaction.(b) Calculate:(i) Electric charge passed during electrolysis (ii) Mass of copper deposited at the cathode [Given: 1F = 96,500 C mol-1]
Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter17: Electrochemistry
Section: Chapter Questions
Problem 77AP
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An aqueous solution of copper sulphate, CuS04 was electrolysed between platinum electrodes using a current of 0.1287 ampere for 50 minutes. [
(a) Write the cathodic reaction.
(b) Calculate:
(i) Electric charge passed during
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