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Posted by on Saturday, August 11, 2012 at 10:41am.

what is the formula to determine the mass of propane that must be combusted in order to produce 188.23kJ of energy?

  • chemistry - , Saturday, August 11, 2012 at 1:50pm

    You need the heat of combustion per mol of propane. Then
    kJ/mol x mol = 188.23 kJ.
    Solve for mol and convert that to grams. g = mols x molar mass.

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