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You have 72 grams of a radioactive kind of barium. If its half-life is 11 minutes, how much will be left after 22 minutes?
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You have 72 grams of a radioactive kind of barium. If its half-life is 11 minutes, how much will be left after 22 minutes?

User Kikuko
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1 Answer

12 votes
none because half is 36 which is 11 minutes so 22 minutes would mean nothing is left
User Spentak
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