When a Small Amount of Hexanoic Acid [CH₃(CH₂)₄CO₂H,pK_a~4

question 25

Multiple Choice

When a small amount of hexanoic acid [CH₃(CH₂) ₄CO₂H,pK_a~4.8],is added to a separatory funnel which contains the organic solvent diethyl ether and water with a pH of 12.0,it is found mainly in the ________ phase as ________.

• A)ether; CH₃(CH₂)₄CO₂^-
• B)water; CH₃(CH₂)₄CO₂^-
• C)ether; CH₃(CH₂)₄CO₂H
• D)water; CH₃(CH₂)₄CO₂H
• E)none of the above

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