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The standard entropy change for the reac...

The standard entropy change for the reaction
`C_3H_(6(g)) + 9/2O_(2(g)) to 3CO_(2(g)) + 3H_2O_((l))`
is – 339.23 JK-1 at `25^@C`. Calculate the standard reaction enthalpy change if the standard Gibbs energy of formation of `C_3H_(6(g)), CO_(2(g)) and H_2O_((l))` are 62.78, – 394.36 and –237.13 kJ.`"mol"^(–1)` respectively.

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`-2058.2 kJ "mole"^(-1)`
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