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26-09-2022
Mathematics

Answered

20. Chemistry The half-life of iodine-124 is 4 days. A technician measures a 40-mCi sample of iodine-124.
a. How many half-lives of iodine-124 occur in 16 days?
b. How much iodine-124 is in the sample 16 days after the technician measure the original sample?

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