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Polonium-210 is a radioactive substance with a half-life of 138 days. If a nuclear facility is...

Polonium-210 is a radioactive substance with a half-life of 138 days. If a nuclear facility is handling 250 grams of polonium-210, then how many grams of polonium-210 will be left in 320 days. Round your answer 4 decimal places and remember to use labels.

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