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First Order Reaction

A substance d...

Question

A substance decomposes following the first-order reaction. If the half-life period of the reaction is $35$ minutes, what is the rate constant of this reaction?

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Solution

$t_{1 / 2} = 35 m i n$

$K = \frac{0.693}{35} = 0.0198 {m i n}^{- 1}$

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