Derive an expression for the rate constant of first order reaction. The rate constant of first order reaction is `0.346" min"^(-1)`. What is the half-life?

Explanation

`K=0.346 min^-1`
Half life period`t_(1/2)=0.693/K` or,`t_(1/2)=0.693/(0346min^-1)`=2 minutes