Question

what is the used to test the strength of an acid and a base in very short answer ​

Answer 1

Explanation:

The pH Scale. One qualitative measure of the strength of an acid or a base solution is the pH scaleA logarithmic scale that relates the concentration of the hydrogen ion in solution., which is based on the concentration of the hydronium (or hydrogen) ion in aqueous solution.

Answer 2

litmus paper is used in this test