The degree of dissociation of a $0.1 \, M$ $CH_3COOH$ solution is $1.32 \times 10^{-2}$. What will be its dissociation constant $(K_a)$?

  • A
    $1.32 \times 10^{-3}$
  • B
    $1.74 \times 10^{-5}$
  • C
    $1.74 \times 10^{-3}$
  • D
    $1.32 \times 10^{-5}$

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