Choose the letter of the correct answer. Please show solution. For a reaction, the enthalpy change is -210 kJ, the entropy change is -170 J•mol^-1•K^-1 and the temperature is 400 K. What is the free energy change, ΔG°, in KJ? a. +27,000 kJ b. -142 kJ c. -210 kJ d. -278 kJ

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