At  $25\,^o C$, the dissociation constant of a base $BOH$ is $1.0 \times {10^{ - 12}}$. The concentration of Hydroxyl ions in $0.01\, M$ aqueous solution of the base would be

  • [AIPMT 2005]
  • A

    $2.0 \times {10^{ - 6}}\,mol\,{L^{ - 1}}$

  • B

    $1.0 \times {10^{ - 5}}\,mol\;{L^{ - 1}}$

  • C

    $1.0 \times {10^{ - 6}}\,mol\,{L^{ - 1}}$

  • D

    $1.0 \times {10^{ - 7}}\,mol\;{L^{ - 1}}$

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  • [AIPMT 1989]