The distribution coefficient k conc. in ligroinconc. in, Ask an Expert

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The distribution coefficient, K= conc. in ligroin/conc. in water, between ligroin and water for solute A is 7.5. what weight of A would be removed from a solution of 10g of A in 100 mL of water bt a single extraction with 100 mL of ligroin? what weight of A would be removed by four successive extractions with 25-mL portions of ligroin? how much ligroin would be required to remove 98.5% of A in a single extraction?

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