Physics, 26.07.2021 19:50 gabriellestaleyga16
A sample of Radon-222 has a half-life of 3.82 days. After 11.46 days, there is 5 grams of Radon-222 remaining. How much Radon-222 was in the original sample?
30 grams
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15 grams
40 grams
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A sample of Radon-222 has a half-life of 3.82 days. After 11.46 days, there is 5 grams of Radon-222...
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