A substance which releases hydrogen ions when dissolved in water, and has a sour taste.
An acid is the opposite of an alkali, has a pH lower than 7.0 and turns litmus paper red. Most acids will dissolve the common metals and will react with a base to form a neutral salt and water.
Acidic means having the properties of an acid.
Acid
A substance which releases hydrogen ions when dissolved in water, and has a sour taste.
An acid is the opposite of an alkali, has a pH lower than 7.0 and turns litmus paper red. Most acids will dissolve the common metals and will react with a base to form a neutral salt and water.