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Radon 222 has a half life of 4 days. If 16g of radon accumulates, how much is left in 20 days
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Radon 222 has a half life of 4 days. If 16g of radon accumulates, how much is left in 20 days

User Yanghaogn
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1/4 g becauss 20/4=5. Half 16 5 times and get 1/4 grams.

User Toma Nistor
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