Question: Derive, based on a material balance, an equation that allows one to calculate the concentration in the raffinate phase after n extractions with the same

Derive, based on a material balance, an equation that allows one to calculate the concentration in the raffinate phase after n extractions with the same volume of solvent. How many extractions are needed to extract

99 %

of a hydrocarbon with an organic solvent from a starting phase, given that

50

ml of fresh solvent is used each time and there is

1000

ml of starting phase? The Nernst distribution coefficient is

30 .

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