Mht CetChemical KineticsMHT CET 2026 13th April Evening ShiftMCQ+1 / -02026The half-life of a first-order reaction is $20$ minutes. What is the rate constant (in min$^{-1}$) for this reaction?A$0.0347$B$0.5$C$13.86$D$34.67$Check AnswerClear SelectionReveal AnswerShow Explanation