Assuming that the degree of hydrolysis is small, the $pH$ of $0.1\, M$ solution of sodium acetate $(K_a\, = 1.0\times10^{- 5})$ will be

  • [JEE MAIN 2014]
  • A

    $5$

  • B

    $6$

  • C

    $8$

  • D

    $9$

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  • [AIIMS 2004]