What are the Δ G ∘ ′ ΔG∘′ values for the component reactions of the creatine kinase reaction? − 43.1 kJ ⋅ mol − 1 −43.1 kJ⋅mol−1 and − 30.5 kJ ⋅ mol − 1 −30.5 kJ⋅mol−1 43.1 kJ ⋅ mol − 1 43.1 kJ⋅mol−1 and − 30.5 kJ ⋅ mol − 1 −30.5 kJ⋅mol−1 43.1 kJ ⋅ mol − 1 43.1 kJ⋅mol−1 and 30.5 kJ ⋅ mol − 1 30.5 kJ⋅mol−1 − 43.1 kJ ⋅ mol − 1 −43.1 kJ⋅mol−1 and 30.5 kJ ⋅ mol − 1