32 Use the average bond energies to calculate the ∆H of the reaction: 4H--Cl + O2 → 2H—O—H + 2 Cl—Cl Data: ∆H (H-Cl) = 431 kj/mol ∆H (O-H) = 463 kj/mol ∆H (O2) = 494 kj/mol ∆H (Cl-Cl) = 243 kj/mol a. -130 b. -120 c. -150 d. -180
32 Use the average bond energies to calculate the ∆H of the reaction: 4H--Cl + O2 → 2H—O—H + 2 Cl—Cl Data: ∆H (H-Cl) = 431 kj/mol ∆H (O-H) = 463 kj/mol ∆H (O2) = 494 kj/mol ∆H (Cl-Cl) = 243 kj/mol a. -130 b. -120 c. -150 d. -180
Chemistry & Chemical Reactivity
9th Edition
ISBN:9781133949640
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter5: Principles Of Chemical Reactivity: Energy And Chemical Reactions
Section5.5: Enthalpy Changes For Chemical Reactions
Problem 1RC: 1. For the reaction 2 Hg(l) + O2(g) → 2 HgO(s), ∆rH° = 181.6 kJ/mol-rxn. What is the enthalpy change...
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32 Use the average bond energies to calculate the ∆H of the reaction:
4H--Cl + O2 → 2H—O—H + 2 Cl—Cl
Data:
∆H (H-Cl) = 431 kj/mol
∆H (O-H) = 463 kj/mol
∆H (O2) = 494 kj/mol
∆H (Cl-Cl) = 243 kj/mol
a. -130
b. -120
c. -150
d. -180
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