Problem: The values of ΔH°rxn and ΔS°rxn for the reaction 2NO (g) + O2 (g) → 2NO2 (g) are -12.0 kJ and -147 J/K. Calculate ΔG° at 298 K for this reaction. 

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The values of ΔH°rxn and ΔS°rxn for the reaction 

2NO (g) + O2 (g) → 2NO2 (g) 

are -12.0 kJ and -147 J/K. Calculate ΔG° at 298 K for this reaction. 

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