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13-02-2024
Chemistry

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Use the Born-Haber cycle to calculate the lattice energy of KCl(s) given the following data:
ΔH(sublimation) K = 79.2 kJ/mol
I1 (K) = 418.7 kJ/mol
Bond energy (Cl–Cl) = 242.8 kJ/mol
EA (Cl) = 348 kJ/mol
ΔH(KCl(s)) = –435.7 kJ/mol

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