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(Delta H - Delta U) for the formation of...

`(Delta H - Delta U)` for the formation of carbon monoxide `(CO)` from its elements at `298K` is
`(R = 8.314 K^(-1)mol^(-1))`

A

`-1238.78J "mol"^(-1)`

B

`123.78J " mol"^(-1)`

C

`-2477.57 J "mol"^(-1)`

D

`2477.57J"mol"^(-1)`

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