The distribution coefficient for Z between n-hexane and water is 5.85. Calculate the percent of Z remaining in 25.0 mL of water that was originally 0.0550 M in Z after extraction with the following volumes of n-hexane: (a) one 25.0-mL portion. (b) two 12.5-mL portions. (c) five 5.00-mL portions. (d) ten 2.50-mL portions 2 = ² x %Z = Vag Vorg KD + Vaq, x 100

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12.1

The distribution coefficient for Z between n-hexane and water is 5.85. Calculate the
percent of Z remaining in 25.0 mL of water that was originally 0.0550 M in Z after
extraction with the following volumes of n-hexane:
(a) one 25.0-mL portion.
(b) two 12.5-mL portions.
(c) five 5.00-mL portions.
(d) ten 2.50-mL portions
2 = ² x
%Z =
Vag
Vorg KD + Vaq,
x 100
Transcribed Image Text:The distribution coefficient for Z between n-hexane and water is 5.85. Calculate the percent of Z remaining in 25.0 mL of water that was originally 0.0550 M in Z after extraction with the following volumes of n-hexane: (a) one 25.0-mL portion. (b) two 12.5-mL portions. (c) five 5.00-mL portions. (d) ten 2.50-mL portions 2 = ² x %Z = Vag Vorg KD + Vaq, x 100
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