In a pseudo first order hydrolysis of ester in water,the following results were obtained.
$t/s$$0$$30$$60$$90$
$Ester/mol\, L^{-1}$$0.55$$0.31$$0.17$$0.085$

What will be the average rate of reaction between the time interval $30$ to $60$ seconds?

  • A
    $1.91 \times 10^{-4} \, M \, s^{-1}$
  • B
    $4.67 \times 10^{-3} \, mol \, L^{-1} \, s^{-1}$
  • C
    $1.98 \times 10^{-3} \, s^{-1}$
  • D
    $2.07 \times 10^{-2} \, s^{-1}$

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