A(n) ________ can be defined as asubstance that keeps pH within established limits by taking up excess H ⁺or OH ^- in a solution.

Question

Quizplus · Accepted Answer

A buffer is a substance that minimizes changes in the pH of a solution by absorbing or releasing hydrogen (H+) or hydroxide (OH-) ions. This helps maintain the solution's pH within a narrow range, despite the addition of acidic or basic components.

A(n) ________ Can Be Defined as Asubstance That Keeps PH