If standard enthalpy of formation $\left(\Delta_{\mathrm{f}} \mathrm{H}^{\circ}\right)$ of $\mathrm{CO}_2, \mathrm{H}_2 \mathrm{O}$ and $\mathrm{CH}_4$ are $-393,-286$ and $-74.0 \mathrm{~kJ} \mathrm{~mol}^{-1}$ respectively, the standard enthalpy of combustion of methane in $\mathrm{kJ}…

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If standard enthalpy of formation $\left(\Delta_{\mathrm{f}} \mathrm{H}^{\circ}\right)$ of $\mathrm{CO}_2, \mathrm{H}_2 \mathrm{O}$ and $\mathrm{CH}_4$ are $-393,-286$ and $-74.0 \mathrm{~kJ} \mathrm{~mol}^{-1}$ respectively, the standard enthalpy of combustion of methane in $\mathrm{kJ} \mathrm{mol}^{-1}$ is

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If standard enthalpy of formation $\left(\Delta_{\mathrm{f}} \mathrm{H}^{\circ}\right)$ of $\mathrm{CO}_2,…

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