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Given the Listed Average Bond Energies, Calculate the Enthalpy Change

Question 15

Multiple Choice

Given the listed average bond energies, calculate the enthalpy change for the production of 48 g of methanol by the reaction: CO2(g) + 3 H2(g) → CH3OH(g) + H2O(g)
C-O/360 kJ/mol C=O/736 kJ/mol H-H/436 kJ/mol
H-O/464 kJ/mol H-C/414 kJ/mol


A) +214 kJ
B) +639 kJ
C) 0
D) -214 kJ
E) -108 kJ

Correct Answer:

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