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Which of the reaction defines molar Delt...

Which of the reaction defines molar `DeltaH_(f)^(0)`?

A

`CaO(s) + CO_(2)(g) rarr CaCO_(3)(s)`

B

`(1)/(2)Br_(2)(l) + (1)/(2)H_(2)(g) rarr HBr(g)`

C

`N_(2)(g) + 2H_(2)(g) + (3)/(2)O_(2)(g) rarr NH_(4)NO_(3)(s)`

D

`(1)/(2)I_(2)(s) + (1)/(2)H_(2)(g) rarr HI(g)`

Text Solution

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The correct Answer is:
B, C, D
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