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The Radioactive Material Iodine-131 Decays According to the Formula

Question 65

Multiple Choice

The radioactive material Iodine-131 decays according to the formula The radioactive material Iodine-131 decays according to the formula , where t is expressed in days. To the nearest hundredth, how much Iodine-131 will be left if a sample of 325 grams decays for 15 days? A) 285.24 grams B) 88.13 grams C) 83.78 grams D) 0 grams E) None of these , where t is expressed in days. To the nearest hundredth, how much Iodine-131 will be left if a sample of 325 grams decays for 15 days?


A) 285.24 grams
B) 88.13 grams
C) 83.78 grams
D) 0 grams
E) None of these

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