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Calculate the enthalpy of formation of acetic acid if the enthalpy of combustion to `CO_(2)(g)` and `H_(2)O(l)` is `- 867.0 kJ mol^(-1)` and enthalpies of formation of `CO_(2)(g)` and `H_(2)O(l) ` are respectively -393.5 and -285.9 kJ `mol^(-1)` |
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Answer» Correct Answer - `-491.8 kJ mol^(-1)` Aim `: 2C(s) + 2H_(2) (g) + O_(2)(g) rarrCH_(3)COOH,DeltaH = ?` |
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