CuO(s)+CO(g) -----> Cu(s)+CO2​(g)
DHrxn = (1*DH0F,Cu(S) + 1*DH0F,CO2(g)) - (1*DH0F,CuO(s)
+ 1*DH0F,CO(g))
     = (1*0 +
1*-393.5)-(1*-155+1*-110.5)
     = -128
Kj/mol
heat required to melt(q) = n*Cp*DT +
n*DHfus
                       Â
= 1.43*24.5*(1084.5-25)+1.43*13*10^3
                       Â
= 55.71 kj
total enthalpy change during the process (DH) = n*DHrxn
+ q
                                            Â
= 1.43*-128 + 55.71
                                            Â
= -127.33 kj
