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`DeltaU^(@)` of combustoin of methane is `-XKJ mol ^(-1)` The value of `DeltaH^(@)` is :-A. `-X-596R`B. `-X+596R`C. `X+596R`D. `X-596R` |
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Answer» Correct Answer - A `CH_(4)(g)+2O(g)toCO_(2)(g)+2H_(2)(g)+2H_(2)O(l)` `DeltaH^(@)=DeltaH^(@)=DeltaU^(@)+Deltan_(g)RT` `DeltaH^(@)=-x+(-2)Rxx298` `DeltaH^(@)=-x-596R` |
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