General, Organic, and Biological Chemistry: Structures of Life (5th Edition)

Published by Pearson
ISBN 10: 0321967461
ISBN 13: 978-0-32196-746-6

Chapter 7 - Chemical Reactions and Quantities - Additional Questions and Problems - Page 284: 7.145

Answer

a. This reaction is exothermic. b. This reaction is endothermic.

Work Step by Step

a. Since the heat $(8.9 \space kcal)$ is in the products side, it is an exothermic reaction. b. Since the heat $(34 \space kJ)$ is in the reactants side, it is an endothermic reaction.
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