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First Order Reaction

The rate cons...

Question

The rate constant of a certain first order reaction is 200 $s^{- 1}$ What is its half life period?

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Solution

The half life period is:
$t_{1 / 2} = \frac{0.693}{k} t_{1 / 2} = \frac{0.693}{200 / s} t_{1 / 2} = 0.003465 s$

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