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If the heat of combustion for a specific compound is -1460.0 kJ/mol and its molar mass is 55.75 g/mol, how many grams of this compound must you burn to release 900.20 kJ of heat?

  • chemistry -

    1460 kJ/mol x ? mol = 900.25
    Solve for ? mol and convert to grams by
    g = mols/molar mass.

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