Chemistry: The Molecular Science (5th Edition)

Published by Cengage Learning
ISBN 10: 1285199049
ISBN 13: 978-1-28519-904-7

Chapter 18 - Thermodynamics: Directionality of Chemical Reactions - Questions for Review and Thought - Topical Questions - Page 737b: 29b



Work Step by Step

3 moles of gas is changed to 2 moles of liquid. Entropies of gases usually are much higher than those of liquids. Therefore, for this process, $\Delta _{r}S^{\circ}_{system}$ is expected to be negative.
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