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Recent questions tagged telegram-58145
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(chatquestion)...67 A sample of radioactive element has a mass of 10 g at an instant t = 0. The approximate mass of this element in the sample after two mean lives is (a) 1.35 g (c) 3.70 g (b) 2.50 g (d) 6.30 g (2003) l the radius...(Please solve this)
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telegram-58145
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Feb 24, 2020
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balaji.thirumalai
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