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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:

Options

  1. AIdeal solutions
  2. BColloidal solutions
  3. CTrue solutions
  4. DBuffer solutions

Correct answer

D. Buffer solutions

Step-by-step solution

Solutions which resist the change in the value of pH when small amount of acid or base is added to them are known as buffers.

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