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The half-life of radium-226 is 1620 yr. Find: a) the decay rate of radium-226. b) if 10 g of radium-226 is present now, how much

The half-life of radium-226 is 1620 yr. Find: a) the decay rate of radium-226. b) if 10 g of radium-226 is present now, how much will be left in 125 years? Edit Format Table 12pt v Paragraph ~ |B I U A ~ Q V Try|8 0 BV EV EV

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