The process by which salt and water reacted in a limited way to form an acid or a base is?

The process you are referring to is called Hydrolysis. Hydrolysis is a chemical reaction in which water reacts with a salt to form an acid or a base. In this reaction, the water molecule splits into hydrogen (H+) and hydroxide (OH-) ions, which then react with the salt to form an acid or a base. For example, if a salt of a weak acid is hydrolyzed, the reaction will produce a weak acid and a weak base. On the other hand, if a salt of a strong acid is hydrolyzed, the reaction will produce a strong acid and a strong base. Overall, hydrolysis is an important process that helps to regulate the acid-base balance in the body and the environment.