MCAS Chemistry Exam Practice

Category - Chemistry

Which of the following statements explains how a buffer maintains pH when small amounts of a strong base are added?
  1. The salt in the buffer absorbs the base.
  2. The water in the buffer dilutes the base.
  3. The weak acid of the buffer neutralizes the base.
  4. The weak base of the buffer neutralizes the base.
Explanation
Answer: C - The weak acid of the buffer neutralizes the base.
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