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Calculate the standard enthalpy of formation of ethane at 298K. At this temperature and 1 bar, the enthalpy of combustion of ethane is 1560kJmol1, that

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Calculate the standard enthalpy of formation of ethane at 298K. At this temperature and 1 bar, the enthalpy of combustion of ethane is 1560kJmol1, that of graphite carbon, 393.5kJmol1 and that of H2(g),285.8kJmol1. Hint: Use the Hess's law

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