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Calculate ΔGo in kJ for the following chemical reaction at 60oC, given the ΔHf values below,...

Calculate ΔGo in kJ for the following chemical reaction at 60oC, given the ΔHf values below, and given that the change in entropy for the reaction is EITHER (i.e. you have to choose which) positive or negative 284.5 J/mol K.

NH4Cl (s) --> NH3 (g) + HCl (g)

-314 -45 -92 (kJ/mol)

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