MCQ
The integrated rate equation for first-order reaction, A → product, is ______.
  • $k =-\frac{1}{ t } \frac{\ln [ A ]_{ t }}{[ A ]_0}$
  • B
    $k=\frac{1}{t} \frac{\ln \left([A]_0\right)}{[A]_t}$
  • C
    $k=2.303 t \frac{\log _{10}[A]_0}{[A]_t}$
  • D
    $k =\frac{2.303}{ t }+\frac{\log _{10}[ A ]_0}{[ A ]_{ t }}$

Answer

Correct option: A.
$k =-\frac{1}{ t } \frac{\ln [ A ]_{ t }}{[ A ]_0}$
A

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