Chemistry Physical Properties of Ethanoic Acid Log in to track progress It is a colourless liquid with a sharp and pungent smell. The dilute solution has a sour taste It is very soluble in water It has a boiling point of 118°c It turns blue litmus paper red. ← Previous Ethanoic Acid Next → Chemical Properties of Ethanoic Acid Leave a comment Cancel replyYou must be logged in to post a comment.