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Enthalpy change for the reaction, 4H(g) ...

Enthalpy change for the reaction, `4H(g) overset to 2H_2(g)` is -869.5 kJ. The dissociation energy of H-H bond is

A

`+217.4 kJ`

B

-434.8 kJ

C

-868.6 kJ

D

`+434.8 kJ`

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The correct Answer is:
D
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