The distribution coefficient, k=con. 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 100mL by a single extraction with 100mL 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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