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MHT CET202123 Sep 2021Morning ShiftChemistryChemical EquilibriumActual

What is percent dissociation of acetic acid in it's 0.01 M solution if dissociation constant of acid is 1.34 10⁻⁶ ?

Options

  1. A13.4 %
  2. B4.02 %
  3. C2.68 %
  4. D1.15 %

Correct answer

D. 1.15 %

Step-by-step solution

aligned & K _ a = C ^2 1- 1- 1 & ~K _ a = Co ^2 & = K _ a C & % = K _ a C 100= 1.34 00⁻⁶ 0.01 100 & =1.15 % & aligned

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