Question

Calculate the heat of combustion of ethylene (gas) to form CO2(gas) and H2O (gas) at 298Kand 1 atmospheric pressure. The heats of formation of CO2, H2O and C2H4are –394, -242,+52kJ per mole respectively.C2H4(g) + 3O2(g)--2CO2(g) + 2H2O (g)

Answer 1

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