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The combustion of benzene (l) gives CO(2...

The combustion of benzene (l) gives `CO_(2)(g)` and `H_(2)O(l)`. Given that heat of combustion of benzene at constant volume is `–3263.9 kJ mol^(–1)` at `25^(@)C`, heat of combustion (in kJ` mol^(–1)`) of benzene at constant pressure will be
(R = 8.314 JK–1 mol–1)

A

`-3267.6`

B

`4152.6`

C

`-452.4`

D

`3260`

Text Solution

Verified by Experts

The correct Answer is:
A
`DeltaH=DeltaU+Deltan_(g)RT`
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  14. The combustion of benzene (l) gives CO(2)(g) and H(2)O(l). Given that ...

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  15. Delta G^(@) at 500 K for substance 'S' in liquid state and gaseous st...

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  16. Given (i) 2Fe(2)O(3)(s) rarr 4Fe(s)+3O(2)(g), DeltaG^(@)=+1487.0 ...

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