Which is a correct integrated rate equation for a first-order reaction?

  • A
    $k = -\frac{2.303}{t} \log \frac{a}{a-x}$
  • B
    $k = \frac{-2.303}{t} \log \frac{a-x}{a}$
  • C
    $-d(a-x) = k dt$
  • D
    All are integrated rate equations

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