H2(g) + I2(g) ⇌ 2HI(g) ΔG°rxn = -21.1 kJ at 500 K Calculate ΔGrxn for this reaction when PH2 = 0.222 atm and PI2 = 0.531 atm and PHI = 0.0651 atm. -34.9 kJ/mol -21.1 kJ/mol -29.3 kJ/mol -7.27 kJ/mol -23.6 kJ/mol

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