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Question: Answered & Verified by Expert
In some solutions, the concentration of H 3 O + remains constant even when small amounts of strong acid or strong base are added to them. These solutions are known as :
ChemistryIonic EquilibriumNEET
Options:
  • A Ideal solutions
  • B Colloidal solutions
  • C True solutions
  • D Buffer solutions
Solution:
2819 Upvotes Verified Answer
The correct answer is: Buffer solutions
In acidic Buffer solutions when

pH=pKa+log Salt Acid

pH is not disturbed i.e H 3 O + , remains constant on addition of small quantity of acid or Base.

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