Mathematics, 10.01.2020 06:31, hemaam8
Asample of radioactive waste has a half-life of 10 years and an activity level of 2 curies. after how many years will the activity level of this sample be 0.25 curie? a. 10 yearsb. 20 yearsc. 30 yearsd. 40 yearse. 80 years
Answers: 1
Mathematics, 21.06.2019 22:00, rwlockwood1
If my mom gets $13.05 an hour, and she works from 3: 30 to 10: 45 in the morning, how much money does my mom make?
Answers: 1
Asample of radioactive waste has a half-life of 10 years and an activity level of 2 curies. after ho...
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