Calculate the Gibbs free energy change for a reaction with delta G prime naught = -2.0 kJ/mol, RT = 2.5 kJ/mol, and Q = 0.7.

• A. -1.9 kJ/mol
• B. -2.5 kJ/mol
• C. -2.1 kJ/mol
• D. -2.3 kJ/mol

Answer: (D)