The enthalpy of combustion of propane,

CHEMISTRY · Subjective · A Level · Chemistry · Energetics · Energetics

Problem

C_3H_8(g)

, is

\Delta H = -2220\,\text{kJ mol}^{-1}

. Would burning

0.850\,\text{mol}

of propane release enough energy to melt

5.0\,\text{kg}

of ice at

0\,^\circ\text{C}

(

\Delta H_{\text{fus}} = 6.02\,\text{kJ mol}^{-1}

)? Support your answer with a brief calculation.