A student determines the value of the equilibrium constant to be 4.28 x 1013 for the following reaction. 4HCl(g) + O2(g) → 2H2O(g) +2Cl2(g) Based on this value of Keq: AG° for this reaction is expected to be than zero. Calculate the free energy change for the reaction of 1.87 moles of HCl(g) at standard conditions at 298 K. AGO rxn kj

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