Chemistry: The Central Science (13th Edition)

Published by Prentice Hall
ISBN 10: 0321910419
ISBN 13: 978-0-32191-041-7

Chapter 19 - Chemical Thermodynamics - Exercises - Page 849: 19.43b

Answer

Positive.

Work Step by Step

The reactants have one mole of solid, and the products have one mole of solid and one mole of gas. This means there are greater numbers of free moving particles in the solids, and thus entropy increases.
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