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Calculate the rate constant of first order reaction if half life of reaction is 40 minutes.
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1953 Upvotes
Verified Answer
The correct answer is:
$1.733 \times 10^{-2}$ minute $^{-1}$
For a first order reaction, $k=\frac{0.693}{t_{1 / 2}}$
$$
\mathrm{k}=\frac{0.693}{40}=1.733 \times 10^{-2} \text { minute }^{-1}
$$
$$
\mathrm{k}=\frac{0.693}{40}=1.733 \times 10^{-2} \text { minute }^{-1}
$$
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