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The standard molar heat of formation of ...

The standard molar heat of formation of ethane, `CO_(2)` and water are respectively `-21.1, -94.1 and -68.3 kcal`. The standard molar heat of combustion of ethane will be:

A

`372 " Kcal"`

B

`162 " Kcal"`

C

`-240 " Kcal"`

D

`183.5 " Kcal"`

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The correct Answer is:
A
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