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JEE Main202124 Feb 2021Morning ShiftChemistryChemical KineticsActual

Gaseous cyclobutene isomerizes 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)

Correct answer

0

Step-by-step solution

Kt = ln A 0 A t 3 . 3 × 10 - 4 × t = ln 100 60 t = 1547 . 956 sec t = 25 . 799   min 26   min

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