If the half-life $\left(t_{1 / 2}\right)$ for a first order reaction is 1 minute, then the time requ

Question

If the half-life $\left(t_{1 / 2}\right)$ for a first order reaction is 1 minute, then the time required for $99.9 \%$ completion of the reaction is closest to

Professor PC Thomas Classes · Answer

(b) : For a first order reaction,