Question: A basic analyte, HB, has a basic dissociation constant of 1x10^-7, and a partition coefficient between water and ethyl acetate of 7. a) Calculate the

A basic analyte, HB, has a basic dissociation constant of 1x10^-7, and a partition coefficient between water and ethyl acetate of 7. a) Calculate the extraction efficiency when 25 mL of a solution is extracted 0.05 M aqueous HB buffered at pH 7 with 25 mL of ethyl acetate. b) Repeat the extraction by buffering the aqueous solution to pH 9. Indicate the efficiency. c) what conclusion do you come to?

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