135. Solving a chemistry problem
6. Determine the degree of extraction and decrease in the concentration in the aqueous phase in one extraction and the number of successive extractions required to lower the concentration of aluminum (III) in the aqueous phase to the final concentration c´, if V in ml of 0.05 M AlCl3 is shaken with Vo ml of acetylacetone at pH 2.0, and the distribution coefficient is 23:
Vv, ml10 Vo, ml2.0 s’ mol/l 1*10-4
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