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The enthalpy of dissolution of BaCl(2)(s...

The enthalpy of dissolution of `BaCl_(2)(s) and BaCl_(2).2H_(2)O` are -20.6 and 8.8 KJ `mol^(-1)` respectively . Calculate enthalpy of hydration forgiven reaction:
`BaCl_(2)(s)+2H_(2)OtoBaCl_(2).2H_(2)O(s)`

A

`-29.4KJ`

B

`-35.4KJ`

C

`-24.4KJ`

D

`-15.2KJ`

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The correct Answer is:
a
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