Two substances A and B are present such that [A]=： 4 [B] and half li – InterviewSolution

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1.	Two substances A and B are present such that [A]=： 4 [B] and half life of A is 5 minute and of B is 15 minute. If they start decaying at the same time following first order, how much time later will the concentration of both of them would be same
Answer» 15 minute 10 minute 5minute 12 minute Answer :A

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