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Two radioactive elements A and B hav half lives of 100 and 50 yrs respectivly.samples...

Two radioactive elements A and B hav half lives of 100 and 50 yrs respectivly.samples of A and B contain equal number of atoms.wat is d ratio of d numba of d remainin atoms of A to dat of B afta 200 yrs?
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Asked by Poseidon on 14th March, 2014
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