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Author Question: In the formula A = Iekt, A is the amount of radioactive material remaining from an initial amount I ... (Read 49 times)

dakota nelson

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on: Dec 18, 2021
In the formula A = Iekt, A is the amount of radioactive material remaining from an initial amount I at a given time t and k is a negative constant determined by the nature of the material. A certain radioactive isotope has a half-life of approximately 850 years.  How many years would be required for a given amount of this isotope to decay to 45% of that amount?
◦ 733 yr
◦ 979 yr
◦ 934 yr
◦ 467.5 yr
Calculus: Early Transcendentals ¦ Briggs, Cochran, Gillett, Schulz ¦ 3rd Edition
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Marked as best answer by dakota nelson on Dec 18, 2021

frejo

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Reply #1 on: Dec 18, 2021
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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dakota nelson

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Reply 2 on: Dec 18, 2021
Thanks for the timely response, appreciate it

mammy1697

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Reply 3 on: Yesterday
:D TYSM

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