The concentration of $[{H^ + }]$ and concentration of $[O{H^ - }]$ of a $ 0.1$ aqueous solution of $2\%$ ionised weak acid is [Ionic product of water $ = 1 \times {10^{ - 14}}]$

  • [AIPMT 1999]
  • A

    $2 \times {10^{ - 3}}$ $M$ and $5 \times {10^{ - 12}}$ $M$

  • B

    $1 \times {10^3}\;M\;{\rm{and}}\;3 \times {10^{ - 11}}M$

  • C

    $0.02 \times {10^{ - 3}}\;M\;{\rm{and}}\;5 \times {10^{ - 11}}M$

  • D

    $3 \times {10^{ - 2}}\;M\;{\rm{and}}\;4 \times {10^{ - 13}}M$

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