The dissociation constants of two acids $HA_1$ and $HA_2$ are $3.0 \times 10^{-4}$ and $1.8 \times 10^{-5}$ respectively. The relative strengths of the acids will be

  • A

    $1 : 4$

  • B

    $4 : 1$

  • C

    $1 : 16$

  • D

    $16 : 1$

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