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Calculate the value of enthalpy of combu...

Calculate the value of enthalpy of combustion of cyclopropane at `25^(@)C` and 1 atm pressure.
Given: Standard enthalpy of formation of `CO_(2)(g),H_(2)O(l)` & propene (g) at `25^(@)C` are `-393.5kJ*mol^(_1),-285.8kJ*mol^(-1)& 20.4kJ*mol^(-1)` respectively. also standard enthalpy change for isomerisation reaction: Cyclopropane (g)`hArr`Propene (g) is `-33.0kJ*mol^(-1)`.

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