Slope of the graph of log [A]0/[A]t against time for a first order reaction

1. A.
   $+\frac{k}{2.303}$
2. B.
   $k$
3. C.
   $-k$
4. D.
   $-2.303k$

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1. A.
   $\text{slope} = k/2.303$
2. B.
   $\text{slope} = -k/2.303$
3. C.
   $\text{slope} = k$
4. D.
   $\text{slope} = -k$

Tap an option to check your answer.