(a) Water supplies are often treated with chlorine as one of the processing steps in treating wastewater. Estimate the liquid diffusion coefficient of chlorine in an infinitely dilute solution of water at 289 K using the Wilke-Chang equation. (b) Estimate the liquid diffusivity of the following solutes that are transferred through dilute solutions: (i) oxygen in water at 18ºC; (ii) CO2 in water at 25ºC.

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