# Diffusivity

The diffusivity (D) of Ru(NH3)63- in 0.09M phosphate aqueous solution is 5.3 x 10^-6 cm^2S^-1 at room temperature. Calculate the thickness of the diffusion layer at an electrode in an unstirred solution when this species is reduced by electrolysis for a period of 1 min.

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#### Solution Summary

This problem is related to diffusivity and its relationship to current and thickness of diffusion layer. It provides a step-wise solution so that students are able to understand and solve similar problems.

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