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Question

Given the following thermodynamic data, calculate the lattice energy of CsCl: ΔH°f[CsCl(s)] = -438 kJ/mol ΔH°sublimation [Cs] = 76.5 kJ/mol Bond energy [Cl-Cl] = 243 kJ/mol IE1 (Cs) = 376 kJ/mol EA1 (Cl) = -349 kJ/mol