A flask is filled with equal moles of A and B. The half lives of A and B are 100 s and 50 s respecti — Chemical Kinetics Chemistry Question

Question

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)