Question: The distribution constant for X between n-hexane and water is 8.9. Calculate the concentration of X remaining in the aqueous phase after 50.0 mL of

The constant for X between n-hexane and water is 8.9. Calculate the concentration of X remaining in the aqueous phase after 50.0 mL of 0.200 M X is treated by extraction with the following quantities of n-hexane:
(a) One 40.0-mL portion.
(b) Two 20.0-mL portions.
(c) Four 10.0-mL portions.
(d) Eight 5.00-mL portions.

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