Properties and Uses of Ethanoic AcidEthanoic acid (Acetic acid) CH3COOH : Ethanoic acid is most commonly known as acetic acid. Its dilute solution in water (5-8%) is known as vinegar, which is used for preserving food-sausage, pickles etc.Physical properties : (i) Ethanoic acid is vinegar smelling liquid. The lower carboxylic acids are liquids whereas higher ones … [Read more...] about Properties and Uses of Ethanoic Acid