The species which by definition has ZERO standard molar enthyalpy of formation at 298 K is

Question

The species which by definition has ZERO standard molar enthyalpy of formation at 298 K is

The species which by definition has ZERO standard molar enthyalpy of formation at 298 K is
A. `Br_(2)(g)`
B. `Cl_(2)(g)`
C. `H_(2)O(g)`
D. `CH_(4) (g)`

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - B
Only elementary substance
For `Br_(2)(l) Delta_(f) H^(@) =0`

4 views Answered 2023-02-05 15:29