Question

Identify the following substance that is underline: An acid which is present in vinegar.

Answer 1

Acid present in vinegar:

Vinegar is the fermentate of distilled alcohol which is diluted to produce a colourless solution of 5-8% acetic acid in water with pH of about 2.4.

• The acid which is present in vinegar is Acetic Acid.
• The IUPAC name of acetic acid is ethanoic acid.
• Acetic acid has a chemical formula ${\mathrm{CH}}_3\mathrm{COOH}$ .

Therefore, Acetic Acid is present in vinegar.