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Heat of formation of H(2)O is -188kJ/mol...

Heat of formation of `H_(2)O` is -188kJ/mol and `H_(2)O_(2)` is -286 kJ/mol. The enthalpy change for the reaction,
`2H_(2)O_(2) to 2H_(2)O+O_(2)`

A

`-196 kJ mol^(-1)`

B

`146 kJ mol^(-1)`

C

`-494 kJ mol^(-1)`

D

`-98 kJ mol^(-1)`

Text Solution

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The correct Answer is:
A
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