Strontium-90 is a radioactive waste

  1. Strontium-90 is a radioactive waste product from nuclear reactors. It has a half life of 29 years. How many years would it take
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    2. Rachel asked by Rachel
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  2. Strontium-90 is a radioactive waste product from nuclear reactors. It has a half-life of 29 years. How many years will it take
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    2. Heather asked by Heather
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  3. The half-life of radioactive strontium-90 is approximately 28 years. In 1962, radioactive strontium-90 was released into the
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  4. The half-life of radioactive strontium-90 is approximately 32 years. In 1961, radioactive strontium-90 was released into the
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  5. The half-life of radioactive strontium-90 is approximately 31 years. In 1960, radioactive strontium-90 was released into the
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  6. The half-life of radioactive strontium-90 is approximately 31 years. In 1960, radioactive strontium-90 was released into the
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  7. [Exponential growth & decay]The half-life of radioactive strontium-90 is approximately 29 years. In 1965, radioactive
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  8. In the early 1960s, radioactive strontium-90 was released during atmospheric testing of nuclear weapons and got into the bones
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  9. In the early 1960s, radioactive strontium-90 was released during atmospheric testing of nuclear weapons and got into the bones
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    2. Cratch asked by Cratch
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  10. Radioactive waste is difficult to dispose of due to the long time periods needed before the radiation effectively disappears.
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    2. danny asked by danny
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