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Flognog Flognog
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6 years ago
The half-life of 131I is 8 days. On a certain day, the activity of an 131I sample is 6.4 mCi. What is its activity 40 days later?
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Bboggie17Bboggie17
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6 years ago
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6 years ago
Just got PERFECT on my quiz
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this is exactly what I needed
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This site is awesome
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