Chemistry: The Molecular Science (5th Edition)

Published by Cengage Learning

Chapter 4 - Energy and Chemical Reactions - Questions for Review and Thought - Topical Questions - Page 189d: 62d

Answer

The answer is below.

Work Step by Step

The reaction that is the most exothermic will be the one with the most negative $\Delta H$. Using the calculations from part c, we find that this is the reaction with HBr.

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