Calculate the heats of combustion in KJ/mol for the following reactions. Use the standard enthalpies of formation. (a) C2H4(g) + 3O2(g) →2CO2(g) + 2H2O(l) (b) 2H2S(g) + 3O2(g) →2H2O(l) + 2SO2(g)

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A: Dear student , since you have posted multiple questions we will allow to solve only first question…

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A: Given : enthalpy change for the reaction = -5600KJ/mol

Q: 2. Calculate the molar enthalpy of combustion in a reaction where the enthalpy change is -109KJ and…

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