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Calculate the heat combustion for the following reaction fro

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Calculate the heat combustion for the following reaction from the standard enthalpies of formation?

C2H4(g) + 3O2(g) yields 2CO2(g) + 2H2O(l)

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standard enthalpy of formation
C2H4(g) 52.47 kJ/mol
O2(g) 0 ...

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