Which of the carboxylic acids in diluted form is used as vinegar?
Correct answer: B. Acetic acid
- A. Formic acid
- B. Acetic acid
- C. Benzoic acid
- D. Amino acid
Explanation
Acetic acid is a colorless, clear liquid with a strong sour smell. It is also known as ethanoic acid or vinegar acid. Vinegar is a solution of acetic acid in water, typically containing 4-8% acetic acid by volume. Acetic acid is the most common carboxylic acid used as vinegar.
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