Which of the following sentence best describes a buffer? A. Buffer is A substance that resists small change in the acidity of a

Question

3 years ago

11

Which of the following sentence best describes a buffer? A. Buffer is A substance that resists small change in the acidity of a

solution when an acid or base is added to the solution.
B. A chemical substance that prevents changes in hydrogen ion concentration.

Chemistry

1 answer:

vovangra [49] · Answer 1 · 2022-01-17T10:41:43+03:00

vovangra [49]3 years ago

6 0

The correct answer is A. A buffer is a substance that resists small change in the acidity of a solution when an acid or base is added to the solution. Usually, a buffer involves a weak acid or a weak alkali and one of its salt.