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The heat of combustion of benzene at 27^...

The heat of combustion of benzene at `27^@C` found by bomb calorimeter i.e., for the reaction `C_6H_6_((l)) +7 1/2O_(2(g)) + 6CO_(2(g)) +3H_2O_((l))` is `-780 K.Cal mol^(-1)`. The heat evolved on burning 39g of benzene in an open vessel will be

A

390 K.Cal

B

`780.9 K.Cal `

C

`390.45 K.Cal `

D

`780 K.Cal `

Text Solution

Verified by Experts

The correct Answer is:
C
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