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MHT CET20227 Aug 2022Morning ShiftChemistryChemical EquilibriumActual

A weak monobasic acid is 2 % dissociated in its 0.1 M solution. What is its dissociation constant?

Options

  1. A4.0 10⁻⁵
  2. B1.0 10⁻⁵
  3. C2.0 10⁻⁵
  4. D2.5 10⁻⁵

Correct answer

A. 4.0 10⁻⁵

Step-by-step solution

aligned & K _ a = ^2 C & =(0.02)^2 0.1 & =4 10⁻⁵ aligned

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