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 \[17{{\,}^{o}}C,\] it solidify to an ice mass, known as glacial acetic acid. It is obtained by distilling vimegar with cone. \[{{H}_{2}}S{{O}_{4}}.\]
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