A mixture consists of two radioactive materials A 1and A2 with half lives of 20s and 10s respectively.Initially the mixture has 40 g of A 1 and 160 g of A 2Theamount of the two in the mixture will become equalafter: [2012]

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A mixture consists of two radioactive materials A 1and A2 with half lives of 20s and 10s respectively.Initially the mixture has 40 g of A 1 and 160 g of A 2Theamount of the two in the mixture will become equalafter: [2012]






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