Buffer is a solution which?
Everyday Science / Chemistry — Multiple-choice practice
بفر ایک حل ہے جو؟
- A. Has constant pH
- B. Resist change in its pH
- C. Contains salts of strong acids and strong bases
- D. Consists of a strong acid and a strong base
Correct answer
Resist change in its pH
Explanation
Explanation A buffer is a solution that resists change in its pH. A buffer solution is composed of a weak acid and its conjugate base (or a weak base and its conjugate acid). When a small amount of a strong acid or base is added to a buffer, The added ions react with the components of the buffer to maintain a relatively constant pH.
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