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Mathematics, 14.05.2021 16:20 bangchan

6. A form of the element actinium, Ac-225, has a half-life of 10 days. At the end of an experiment that lasted 40 days, there were 2 grams of Ac-225 left. How much Ac-225 was there at the beginning of the experiment? a. 2.2.101 grams c. 0.125 grams b. 32 grams d. 16 grams​

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6. A form of the element actinium, Ac-225, has a half-life of 10 days. At the end of an experiment t...

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