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Assume each reaction is carried out in a...

Assume each reaction is carried out in an open container.
For which reaction will `DeltaH=DeltaU` ?

A

`2CO(g)+O_(2) (g) rarr 2CO_(2) (g)`

B

`H_(2)(g)+Br_(2)(g) rarr 2HBr(g)`

C

`C(s)+2H_(2)O (g) rarr 2H_(2)(g)+CO_(2) (g)`

D

`PCl_(5)(g) rarr PCl_(3)(g)+Cl_(2)(g)`

Text Solution

Verified by Experts

The correct Answer is:
B
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