Chemistry: A Molecular Approach (3rd Edition)

Published by Prentice Hall
ISBN 10: 0321809246
ISBN 13: 978-0-32180-924-7

Chapter 9 - Sections 9.1-9.11 - Exercises - Review Questions - Page 419: 31


Bond energy of chemical bonds is the energy needed to break one mole in the gas phase. This is an endothermic process; Therefore, forming bonds would be considered an exothermic process.

Work Step by Step

Enthalpy can be calculated by adding the sums of the enthalpy changes that are associated with breaking bonds and the formation of bonds.
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