Why is Faraday's constant crucial in calculating the change in Gibbs free energy during electron transport?

• A. It allows conversion of electrical energy into chemical energy units, facilitating the calculation of Gibbs free energy change.
• B. It provides the standard reduction potential for the reaction.
• C. It is used to determine the number of electrons transferred in the reaction.
• D. It is necessary for converting Gibbs free energy from joules to calories.

Answer: (A)