Answer
Please see the work below.
Work Step by Step
We know that the correct answer is c that is $2H_2O+2e^{-}\rightarrow H_2+2OH^{-}$
General Chemistry 10th Edition
by Ebbing, Darrell; Gammon, Steven D.
Published by
Cengage Learning
ISBN 10:
1-28505-137-8
ISBN 13:
978-1-28505-137-6
Chapter 19 - Electrochemistry - Questions and Problems - Page 818: 19.20
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