College Chem involving heat of combustion

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Calculate the heat of combustion:

1.C2H4(g)+3O2(g)===>2CO2(g)+2h20(L)

_____kJ/mol



2.2H2S(g)+3O2(g)===>2H2O(L)+2SO2(g)

_____kJ/mol

  • College Chem involving heat of combustion -

    Look up delta Hof for CO2 and H2O (and multily each by 2).
    delta H rxn = (sum products)-(sum reactants).

  • College Chem involving heat of combustion -

    +9059.9

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