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13-12-2022
Chemistry

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Estimate the value of the equilibrium constant at 665 K for each of the following reactions using thermodynamic data from the appendix.
Part A 2NO2(g)⇌N2O4(g) ΔHf∘ for N2O4(g) is 9.16 kJ/mol. K= ???
Part B Br2(g)+Cl2(g)⇌2BrCl(g) ΔHf∘ for BrCl(g) is 14.6 kJ/mol. ΔS∘f for BrCl(g) is 240.0 J/mol.
Express your answer using three significant figures. K= ???

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