Question: Suppose that the typical diffusion coefficient for a reactant in aqueous solution at 25C is 4.2 x 10-9 m2 S-I. If the critical reaction distance

Suppose that the typical diffusion coefficient for a reactant in aqueous solution at 25°C is 4.2 x 10-9 m2 S-I. If the critical reaction distance is 0.50 nm, what value is expected for the second-order rate constant for the diffusion controlled reaction?

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