Change in enthalpy for reaction,
2H₂O₂ → 2H₂O + O₂
if heat of formation of H₂O₂ and H₂O are -188 and -286 kJ/mol respectively,is

Options

(a) -196 kJ/mol
(b) ⁺196kJ/mol
(c) ⁺948 kJ/mol
(d) -948 kJ/mol

Correct Answer:

-196 kJ/mol

Explanation:

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