Calculate the wok done during combustion...

Calculate the wok done during combustion of 0.138 kg of ethanol, `C_2 H_5 OH_((l))` at 300 K. Given: R = 8.314 J `K^-1 mol^-1` , molar mass of ethanol = 46 g `mol^-1`.

A

`-7482 `J

B

7482 J

C

`-2494`J

D

2494 J

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The correct Answer is:

B

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