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The half-life of cobalt-60 is 10.47 min. How many milligrams of cobalt-60 remain after 131.922 min if you start with 19.3 mg? 1. 0.000337629 2.
The half-life of cobalt-60 is 10.47 min. How many milligrams of cobalt-60 remain after 131.922 min if you start with 19.3 mg?
1. 0.000337629
2. 0.00694377
3. 0.00235601
4. 0.120728
5. 0.015121
6. 5.3876
7. 0.000198801
8. 0.00311445
9. 2.40168
10. 2.44961
Answer in units of mg.
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