Gce Model Questions Vol1 2021 Chemistry Question 25
Practice objective / multiple choice question 25 from the 2021 Gce Model Questions Vol1 Chemistry examination.
In an electrolytic cell containing \(\ce{CuSO4}\) solution, a constant current of 2.00 A is passed for 30.0 min. The cathode reaction is \(\ce{Cu^{2+} + 2e- -> Cu(s)}\). However, 10 % of the total charge is consumed by the side reaction \(\ce{2H2O + 2e- -> H2(g) + 2OH-}\). Calculate the mass of copper actually deposited on the cathode.
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This is Gce Model Questions Vol1 2021 Chemistry Question 25. It is one of the objective questions from the 2021 Gce Model Questions Vol1 Chemistry examination.
Difficulty level: Medium .
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