What are standard conditions in the context of Gibbs free energy calculations?

• A. 0 atm pressure, 0 M concentration, and 0°C temperature.
• B. 2 atm pressure, 2 M concentration, and 50°C temperature.
• C. 1 atm pressure, 1 M concentration, and 100°C temperature.
• D. 1 atm pressure, 1 M concentration, and 25°C temperature.

Answer: (D)