Which properties are affected when a reaction is performed with a catalyst compared to the same reaction without a catalyst?
∆G°, ∆H^‡, E_a, ∆S^‡, ∆H°, K_eq, ∆G^‡, ∆S°, k

• A. ∆G°, ∆H°, ∆S°, E_a, k
• B. ∆G°, ∆H°, ∆S°, K_eq
• C. ∆G^‡, ∆H^‡, ∆S^‡, E_a, k
• D. ∆G^‡, ∆H^‡, ∆S^‡, K_eq

Answer: (C)