Acetic acid is one carboxylic acid which is used in our daily life. (a) 100% acetic acid is known as ............ . (b) What is vinegar? (c) Write one use of vinegar in our daily life.
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Solution
(a) 100% acetic acid is known as glacial acetic acid. (b) Vinegar is a 5−8% aqueous solution of acetic acid. (c) Vinegar is used as a preservative in pickles.