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Question: Answered & Verified by Expert
In the Henderson-Hasselbalch equation for a buffer solution, why does the pH remain unchanged upon dilution?
ChemistryIonic EquilibriumNEET
Options:
  • A Dilution increases the concentration of the conjugate base.
  • B Dilution decreases the concentration of the weak acid.
  • C Dilution affects the pKa value.
  • D Dilution does not impact the ratio of [Conjugate acid, BH+] to [Base, B].
Solution:
2647 Upvotes Verified Answer
The correct answer is: Dilution does not impact the ratio of [Conjugate acid, BH+] to [Base, B].
In the Henderson-Hasselbalch equation, the pH remains unchanged upon dilution because dilution does not impact the ratio of [Conjugate acid, BH+] to [Base, B].

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