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Question 24084
NEET Chemistry · Hard

Equilibrium: Buffer numeric MCQ

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Buffer numericHardQuestion 24084

Question

A buffer has equal concentrations of weak acid and its salt. Then pH is:

  1. A
    Equal to pKa
    Correct
  2. B
    Greater than pKa by 1
  3. C
    Less than pKa by 1
  4. D
    Always 7

Correct answer

Equal to pKa

Explanation

Log term becomes zero in Henderson equation.

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