1.
Calculate the heat produced (in kJ) when 224 gm of CaOCaO is completely converted to CaCO3CaCO_3 by reaction with CO2CO_2 at 27∘27^\circC in a container of fixed volume.

Given: ΔHf∘[CaCO3(s)]=−1207\Delta H_f^\circ[CaCO_3(s)] = -1207 kJ/mol; ΔHf∘[CaO(s)]=−635\Delta H_f^\circ[CaO(s)] = -635 kJ/mol; ΔHf∘[CO2(g)]=−394\Delta H_f^\circ[CO_2(g)] = -394 kJ/mol; [Use R=8.3R = 8.3 JK−1^{-1} mol−1^{-1}]