15. Solving a chemistry problem
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15. Solving a chemistry problem
9. The distribution coefficient of substance A in the CHCl3-H2O system is 10. In how many successive extractions can substance A from 25.0 ml of the aqueous phase be transferred to the CHCl3 layer by 99.8% if the volume of CHCl3 is 2.0 ml.
Answer: n = 11.
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