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Author Question: Which of the following isotopes is the most stable? (Read 48 times)

ereecah

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on: Feb 15, 2020

Question 1

The decay constant, k, is given for each of the beta emitters below. Which one has the shortest half life?
◦ 115In, 4.29 × 10-9 s-1
◦ 131I, 9.94 × 10-7 s-1
◦ 42K, 1.55 × 10-5 s-1
◦ 217At, 21.4 s-1

Question 2

Which of the following isotopes is the most stable?
◦ 94Zr, 8.67 MeV/nucleon
◦ 240Pu, 7.26 MeV/nucleon
◦ 20Ne, 8.03 MeV/nucleon
◦ 6He, 4.89 MeV/nucleon
Chemistry ¦ McMurry, Fay, Robinson ¦ 7th Edition
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Marked as best answer by ereecah on Feb 15, 2020

jaymee143

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Reply #1 on: Feb 15, 2020
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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ereecah

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Reply 2 on: Feb 15, 2020
Great answer, keep it coming :)

Sarahjh

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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