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Radium 226, which decays according

Radium decays exponentially. Its half-life is 1,690 years. How long will it take for a 50-gram sample of radium to be reduced to
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2. asked by Anonymous
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i need help solving this. Can you guys show me how it's done.Radium-226 decays by alpha emission to radon-222, a noble gas.What
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2. asked by kenny
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Suppose a radioactive substance decays according to the equation whererepresent the mass in grams after hours. Assume that the
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2. asked by blue
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Radium-226, in grams, decays in such a way that after t years, the amount left over can be modeled by the equation A (t)=
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Radium-226, in grams, decays in such a way that after t years, the amount left over can be modeled by the equation
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Radium-226, in grams, decays in such a way that after t years, the amount left over can be modeled by the equation
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Question Radium-226, in grams, decays in such a way that after t years, the amount left over can be modeled by the equation
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2. asked by sayletyler
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Marie Curie first identified the element radium in 1898. She found that the radium-226 (mass 3.77x10^-25 kg) decays by emitting
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2. asked by Amber
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Radium has a half-life of 1620 years and decays into radon, which has a half-life of 3.82 days. A 10-gm source of radium is
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2. asked by Nivia
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Radium 226, which decays according to the function A(t)=A0e^kt where t is the time in years, has a half life of 1612 years. Find
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2. asked by Jim
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