Liquid-liquid extraction of weak electrolytes

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Neon
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Liquid-liquid extraction of weak electrolytes

Post by Neon »

Im asking for help:

Calculate the distribution coefficient D if the partition coefficient K = 50.0 for the benzene-water system if the pKb of the base (solute) is 5 and pH is 8.00.

Thank you!
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ChenBeier
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Re: Liquid-liquid extraction of weak electrolytes

Post by ChenBeier »

LogD = logK +log[1/(1 +10^(14-pkb-pH))]

https://www.chemeurope.com/en/encyclope ... cient.html
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