Chemistry: An Introduction to General, Organic, and Biological Chemistry (12th Edition)

Published by Prentice Hall
ISBN 10: 0321908449
ISBN 13: 978-0-32190-844-5

Chapter 7 - Section 7.8 - Energy in Chemical Reactions - Questions and Problems - Page 243: 7.66b

Answer

This is an exothermic reaction.

Work Step by Step

Since the heat, which is represented by "819 kJ", is on the products side, this is an exothermic reaction. In an exothermic reaction, heat is released, so we can find it on the products side.
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