Question

You have 182 g of a radioactive kind of iodine if it's half life is 13 hours how much will be left after 52 hours

Answer 1

0.7g

Explanation:

52/13 = 4 half life

182/4 = 45.5

45.5 / 4 = 11.35

11.35 / 4 = 2.8375

2.8375 / 4 = 0.709g

Answer 2

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