Four reactions are listed below with their energies indicated. Which of these reactions will have the fastest rate in the reverse?
A. Rxn 1: ΔE = −15 kJ, Ea (forward) = 5 kJ
B. Rxn 2: ΔE = +10 kJ, Ea (forward) = 15 kJ
C. Rxn 3: ΔE = −10 kJ, Ea (forward) = 5 kJ
D. Rxn 4: ΔE = 0 kJ, Ea (forward) = 15 kJ
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