Use the Bond Energies Provided to Estimate ?_rH° for the Reaction

question 32

Multiple Choice

Use the bond energies provided to estimate ?_rH° for the reaction below. XeF₂ +2F₂ ? XeF₆ ?_rH°= ?
Bond Bond Energy (kJ mol^-1)
Xe-F 147
F-F 159

• A) -429 kJ mol -1
• B) +159 kJ mol -1
• C) -660 kJ mol -1
• D) +176 kJ mol -1
• E) -270 kJ mol -1

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