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Chemistry, 31.12.2019 00:31 TSZRobloxian8290
If the half-life of a sample of a radioactive substance is 30 seconds, how much would be left after 60 seconds? a. one-fourth b. half c. one-eighth d. you would need to know how many atoms you are starting with.
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If the half-life of a sample of a radioactive substance is 30 seconds, how much would be left after...
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