55. Solving a chemistry problem

6.5 What volume of chloroform is required to extract the same amount of iodine as is extracted from 1 liter of an aqueous solution of iodine (C = 0.05 mol/l) with carbon disulfide in a volume of 0.1 liter if the distribution coefficient between water and CS2 is 0.0015 , and between water and CHCl3 0.0079?