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Given that C+O(2)rarrCO(2),DeltaH^(@)=-x...

Given that `C+O_(2)rarrCO_(2),DeltaH^(@)=-xKJ` and `2CO+O_(2)rarr2CO_(2),DeltaH^(@)=-yKJ` The enthalpy of formation of carbon monoxide will be

A

`y-2x`

B

`(2x-y)/(2)`

C

`(y-2x)/(2)`

D

`2x-y`

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