Chemistry: The Molecular Nature of Matter and Change 7th Edition

Published by McGraw-Hill Education
ISBN 10: 007351117X
ISBN 13: 978-0-07351-117-7

Chapter 21 - Problems - Page 971: 21.93

Answer

See explanation below.

Work Step by Step

Copper and bromine are prepared by the process of electrolysis of their aqueous salts as their half cell potentials are highly positive than water. Over voltage for reduction of water is about 1V but for oxidation it is 1.4 V.
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