Mathematics, 04.03.2021 14:00 brony2199
Question 3 (1 point) Co-60 has a half life of 5.3 years. If a pellet that has been in storage for 26.5 years contains 14.5g of Co-60, how much of this radioisotope was present when the pellet was put in storage? Answer = grams Blank 1:
Answers: 3
![\sqrt[5.3]{(1-r)^{5.3}} = \sqrt[5.3]{0.5}](/tpl/images/1167/5368/c6b31.png)
, and use this to find A(0). So
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Question 3 (1 point) Co-60 has a half life of 5.3 years. If a pellet that has been in storage for 26...
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