1. Tardigrade
  2. Question
  3. Chemistry
  4. The degree of ionisation of an acid HA is 0.00001 at 0.1 M concentration. Its dissociation constant will be

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Q. The degree of ionisation of an acid $HA$ is $0.00001$ at $0.1\,M$ concentration. Its dissociation constant will be

Equilibrium

Solution:

$K_{a}=c\alpha^{2}$
$=0.1\times\left(10^{-5}\right)^{2}$
$=10^{-11}$