A monoprotic acid, HA, with a K, of 3.38 × 10-5 has a distribution constant (Kp) of 4.28 (favoring octanol) when distributed between water and octanol. Find the formal concentration of the acid in each phase when 100 mL of 0.100 M aqueous acid is extracted with 23 mL of octanol at pH 4.00 and pH 9.00. pH 4.00, in water: M pH 4.00, in octanol: M pH 9.00, in water: M рH 9.00, in octanol: M

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A monoprotic acid, HA, with a Ka of 3.38 x 10-5 has a distribution constant (Kp) of 4.28 (favoring octanol) when distributed
between water and octanol. Find the formal concentration of the acid in each phase when 100 mL of 0.100 M aqueous acid is
extracted with 23 mL of octanol at pH 4.00 and pH 9.00.
pH 4.00, in water:
M
pH 4.00, in octanol:
M
pH 9.00, in water:
M
pH 9.00, in octanol:
Transcribed Image Text:A monoprotic acid, HA, with a Ka of 3.38 x 10-5 has a distribution constant (Kp) of 4.28 (favoring octanol) when distributed between water and octanol. Find the formal concentration of the acid in each phase when 100 mL of 0.100 M aqueous acid is extracted with 23 mL of octanol at pH 4.00 and pH 9.00. pH 4.00, in water: M pH 4.00, in octanol: M pH 9.00, in water: M pH 9.00, in octanol:
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