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11th Class Chemistry Equilibrium / साम्यावस्था Question Bank 11th CBSE Chemistry Ionic Equilibrium

  • question_answer
    The ionization constant of formic acid is \[1.8\times {{10}^{-4}}\]. Around what pH will its mixture with sodium formate give buffer solution of highest capacity?

    Answer:

                    Buffer solution of highest capacity is formed at which\[pH=p{{K}_{a}}\,=-\log \,(1.8\times {{10}^{-4}})\,=3.74.\]


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