`NH_(3)(g)+3Cl_(2)toNCl_(3)(g)+3HCl(g),DeltaH_(1)`
`N_(2)(g)+3H_(2)(g)to2NH_(3)(g),DeltaH_(2)`
`H_(2)(g)+Cl_(2)(g)to 2HCl(g),DeltaH_(3)`
The heat of formation of `NCl_(3)`(g) in the terms of
`DeltaH_(1),DeltaH_(2),DeltaH_(3)` is :

Given: NH_(3)(g)+3Cl_(2)(g)toNCl_(3) (g)+3HCl(g),-DeltaH_(1) N_(2)(g)+3H_(2)(g)to2NH_(3)(g),DeltaH_(2) H_(2)(g)+Cl_(2)(g)to2HCl(g),DeltaH_(3) Heat of formation (DeltaH_(f)) of NCl_(3) in terms of DeltaH_(1), DeltaH_(2) and DeltaH_(3) is-

NH_(3)(g)+3C1_(2)(g)rarrNCL_(3)(g)+3HC1(g)DeltaH_(1) N_(2)(g)+3H_(2)(g)rarr2NH_(3),DeltaH_(2) H_(2)(g)+CL_(2)(g)rarr2HC1(g),DeltaH_(1) The heat of fomation of NC1_(2)(g) in the terms of DeltaH_(1) , DeltaH_(2) and DeltaH_(3) is

NH_(3)(g) + 3Cl_(2)(g) rarr NCl_(3)(g) + 3HCl(g), " "DeltaH_(1) N_(2)(g)+3H_(2)(g)rarr 2NH_(3)(g), " "DeltaH_(2) H_(2)(g)+ Cl_(2)(g) rarr 2HCl(g) , " " DeltaH_(3) The heat of formation of NCl_(3) in the terms of DeltaH_(1), DeltaH_(2) "and" DeltaH_(3) is

NH_(3)(g) + 3Cl_(2)(g) rarr NCl_(3)(g) + 3HCl(g), " "DeltaH_(1) N_(2)(g)+3H_(2)(g)rarr 2NH_(3)(g), " "DeltaH_(2) H_(2)(g)+ Cl_(2)(g) rarr 2HCl(g) , " " DeltaH_(3) The heat of formation of NCl_(3) in the terms of DeltaH_(1), DeltaH_(2) "and" DeltaH_(3) is

NH_(3)(g) + 3Cl_(2)(g) rarr NCl_(3)(g) + 3HCl(g), " "DeltaH_(1) N_(2)(g) + 3H_(2)(g) rarr 2NH_(3)(g), " "Delta H_(2) H_(2)(g) + Cl_(2)(g) rarr 2HCl(g), " "Delta H_(3) The heat of formation of NCl3(g) in the terms of DeltaH_(1), DeltaH_2 and DeltaH_(3) is :

NH_(3)(g) + 3Cl_(2)(g) rarr NCl_(3)(g) + 3HCl(g), " "DeltaH_(1) N_(2)(g) + 3H_(2)(g) rarr 2NH_(3)(g), " "Delta H_(2) H_(2)(g) + Cl_(2)(g) rarr 2HCl(g), " "Delta H_(3) The heat of formation of NCl3(g) in the terms of DeltaH_(1), DeltaH_2 and DeltaH_(3) is :

Given NH_(3)(g)+3Cl_(2)(g)toNCl_(3)(g)+3HCl(g)+x_(1) N_(2)(g)+3H_(2)(g)to2NH_(3)(g)+x_(2) H_(2)(g)+Cl_(2)(g)to2HCl(g)-x_(3) The heat of formation of NCl_(3)(g)