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If Delta H(f)^(o) for H(2)O(2) and H(2)O...

If `Delta H_(f)^(o)` for `H_(2)O_(2)` and `H_(2)O` are -188 `kJ//mol` and `-286 kJ/mol`, what will be the enthalpy change of the reaction.
`2H_(2)O_(2)(l) to 2H_(2)O(l) + O_(2)(g)`

A

`-196 kJ mol^(-1)`

B

`146 kJ mol^(-1)`

C

`-494 kJ mol^(-1)`

D

`-98 kJ mol^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
A
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