A) chemically separating acetic acid
B) treating vinegar with dehydrating agents
C) crystallising, separating and melting acetic acid
D) distilling vinegar.
Correct Answer: D
Solution :
Acetic acid is a colourless liquid having a pungent smell. Below\[\text{17}{{\,}^{\text{o}}}\text{C}\]it solidify to an ice mass, known as glacial acetic acid. It is obtained by distilling with cone. \[{{\text{H}}_{\text{2}}}\text{S}{{\text{O}}_{\text{4}}}\text{.}\]
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