Hydrogen reacts with nitrogen to form ammonia (NH3) according to the following reaction: 3 H2 (g) + N2 (g) → NH3 (g) The value of ΔHº = -2.38 kJ/mol, S = -198.2 J/mol K.  Estimate ΔGº at 350.0 ºC.     -216 kJ/mol     -121 kJ/mol     121 kJ/mol     -31.1 kJ/mol     -23.0 kJ/mol

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