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Given that standard heat enthalpy of CH(...

Given that standard heat enthalpy of `CH_(4), C_(2)H_(4)` and `C_(3)H_(8)` are -17.9, 12.5, -24.8 Kcal/mol. The `Delta H` for `CH_(4)+C_(2)Hrarr C_(3)H_(8)` is :

A

`-55.2 " Kcal"`

B

`-30.2 " Kcal"`

C

`55.2 " Kcal"`

D

`-19.4 " Kcal"`

Text Solution

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The correct Answer is:
D
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