The species which by definition has ZERO standard molar enthyalpy of f – InterviewSolution

1.	The species which by definition has ZERO standard molar enthyalpy of formation at 298 K is
Answer» `Br_(2)(G)`<BR>`Cl_(2)(g)` `H_(2)O(g)` `CH_(4) (g)` Solution :Only ELEMENTARY substance For `Br_(2)(l) Delta_(f) H^(@) =0`

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