17 由下列提供的反應熱，計算出LiCl(s)的晶格能 (lattice energy):
Li(s)昇華熱(sublimation energy) =166 kJ/mol ; Cl(g)分解熱AH〖 = 119 kJ/mol ；
Li(g)第一游離能（first ionization energy) =520 kJ/mol ;
Cl(g)電子親和力（electron affinity) =-349 kJ/mol ;
LiCl(s)生成熱（enthalpy of format ion) =-409 kJ/mol

(A)47 kJ/mol
(B) 171 kJ/mol

(C) -580 kJ/mol
(D) -865 kJ/mol