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Biology, 23.04.2021 01:00 jzjzjzj

Question 9 After 60 days, 100g of a certain element has decayed to only 12.5g.
What is the half-life of this element?
A.) 20 days
B.) 30 days
с.) 8 days
D.)5 days

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Question 9 After 60 days, 100g of a certain element has decayed to only 12.5g.
What is the h...
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