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 23 - Problems: 23.104

Answer

See explanation below.

Work Step by Step

a.Generally when reduction potential is added to 0.38vm the metal which gives the positive total will plate out.In the table the metals which have positive charge are: Co2+, Ni2+, Cu2+ b.Metal having lower mass will yield low mass, here Co has low mass, hence it yields least mass.
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