Question

The rate constant of a first order reaction is $1.54\times {10}^{-3}se{c}^{-1}$. Calculate its half life period.

Answer 1

$t_{1/2}=\frac{0.693}{k}$
$=\frac{0.693}{1.54\times {10}^{-3}se{c}^{-1}}=$

$450$ seconds.