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Author Question: If 24% of a certain radioisotope decays in 6.5 years, what is the half-life of this isotope? (Read 58 times)

xxxxxxxxxxxx

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on: Nov 5, 2023

Question 1

If 12% of a certain radioisotope decays in 5.2 years, what is the half-life of this isotope?
◦ 0.59 yr
◦ 1.7 yr
◦ 22 yr
◦ 28 yr
◦ 32 yr

Question 2

If 24% of a certain radioisotope decays in 6.5 years, what is the half-life of this isotope?
◦ 3.9 yr
◦ 16 yr
◦ 0.22 yr
◦ 2.2 yr
◦ 3.2 yr
Chemistry ¦ Chang, Goldsby ¦ 11th Edition
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Marked as best answer by xxxxxxxxxxxx on Nov 5, 2023

kyledifference

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Reply #1 on: Nov 5, 2023
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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xxxxxxxxxxxx

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Reply 2 on: Nov 5, 2023
Wow, this really help

jackie

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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