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21. Calculate the standard enthalpy of formation of n-butane, given that the standard enthalpies of combustion of n-butane, C(graphite) and H2(g) are –2878.5 kJ mol–1, –393.5 kJ mol–1 and –285.8 kJ mol–1 respectively. |
| Answer» 21. Calculate the standard enthalpy of formation of n-butane, given that the standard enthalpies of combustion of n-butane, C(graphite) and H2(g) are –2878.5 kJ mol–1, –393.5 kJ mol–1 and –285.8 kJ mol–1 respectively. | |