Vinegar is a dilute solution of acetic acid (CH 3 COOH) , a density of .81g / m * L and freezes at approximately 2has a sour taste and is often used to make pickles. It can also be combined with baking soda to produce carbon dioxide gas. Which of the following describes a chemical property of vinegar? Vinegar freezes at 2 ^ a * C . Vinegar can react with baking soda Vinegar has a sour taste. OD. Vinegar has a density of 1.01 g/mL.