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Use Bond Energies to Estimate the Enthalpy of Formation of HBr(g)

Question 132

Multiple Choice

Use bond energies to estimate the enthalpy of formation of HBr(g) .
BE(H-H) = 436 kJ/mol
BE(Br-Br) = 192 kJ/mol
BE(H-Br) = 366 kJ/mol


A) +262 kJ/mol
B) +104 kJ/mol
C) +52 kJ/mol
D) -52 kJ/mol
E) -104 kJ/mol

Correct Answer:

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