JEE Main 202124 Feb, Morning shiftChemistryMediumChemical Kinetics62× since 2002
Gaseous cyclobutene isomerises to butadiene in a first order process which has a 'k' value of 3.3 10⁻⁴ s⁻¹ at 153°C. The time in minutes it takes for the isomerization to proceed 40% to completion at this temperature is ______.
(Rounded off to the nearest integer)