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.

Question

Chemistry

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Yesterday, 23:57

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.

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Answers (1)

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Kasen Brennan · Answer 1

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.

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.

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.