Which is the net energy released on complete combustion of propane?

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Cade

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Consider the following equation that describes the complete combustion of propane. The bond energies are: C-H 416 kJ/mol; C-C 356 kJ/mol; O=O 498 kJ/mol; C=O 803 kJ/mol; H-O 467 kJ/mol. Which is the net energy released on complete combustion of propane?

Answers,

a. -1668 kj/mol
b. -2024kj/mol
c, -4277 kj/mol
d, -8554 kj/mol
 
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