Mht CetChemical KineticsMHT CET 2026 11th April Morning ShiftMCQ+1 / -02026A first order reaction complete $60$% in $20$ minutes. How long will the reaction take to complete $84$%?A$54$ minB$68$ minC$40$ minD$76$ minCheck AnswerClear SelectionReveal AnswerShow Explanation