JEE Main 202226 Jun, Morning shiftChemistryMediumChemical Kinetics62× since 2002
A flask is filled with equal moles of A and B. The half lives of A and B are 100 s and 50 s respectively and are independent of the initial concentration. The time required for the concentration of A to be four times that of B is ___________ s.
(Given : ln 2 = 0.693)