A student runs two different reactions whose energy diagrams are graphed below on the same scale. Which relationships concerning the activation energies of the two reactions (Ea1 and Ea2) and the rate constants of the two reactions (k1 and k2) are correct? Reaction 1 Reaction 2 Reaction coordinate Reaction coordinate O a. Ea1 > Ea2 and k1 > k2 O b. Ea1 > Ea2 and k1 < k2 O C. Ea1 < Ea2 and k1 > k2 O d. Ea1 < Ea2 and k1 < k2

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