Answer
B
Work Step by Step
Bonds broken : 2 O-O, 2 O-H
Bonds formed: 2 O-H, 1 O=O
Enthalpy of reaction:
$2×H_{O-O}-H_{O=O}=2×146-498=-206\ kJ/mol$
Chemistry and Chemical Reactivity (9th Edition)
by Kotz, John C.; Treichel, Paul M.; Townsend, John R.; Treichel, David A.
Published by
Cengage Learning
ISBN 10:
1133949649
ISBN 13:
978-1-13394-964-0
Chapter 8 Bonding and Molecular Structure - 8-9 Bond Properties: Order, Length, and Energy - Review & Check for Section 8-9 - Page 331: 3
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