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A sample of 0.16 g CH(4) was subjected t...

A sample of `0.16 g CH_(4)` was subjected to combustion at `27^(@)C` in a bomb calorimeter. The temperature of the calorimeter system (including water) was found to rise by `0.5^(@)C`. Calculate the heat of combustion of methane at (a) constant volume and (b) constant pressure. The thermal capacity of calorimeter system is `17.0 kJ K^(-1)` and `R = 8.314 J K^(-1) mol^(-1)`.

A

`-890KJ`

B

`-885KJ`

C

`+890KJ`

D

`+885KJ`

Text Solution

Verified by Experts

The correct Answer is:
A
Heat assorbed by calorimeter = Heat released conbustion of `CH_(4)`
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