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Author Question: Which type of radiation source would pose the greatest health risk when used internally for a ... (Read 103 times)

CBme

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on: Feb 15, 2020

Question 1

Which is more dangerous in terms of short-lived exposure to radiation? One mole of
◦ 94Sr, β-, t1/2 = 74 seconds.
◦ 80Sr, β-, t1/2 = 1.77 hours.
◦ 83Sr, β-, t1/2 = 1.35 days.
◦ 90Sr, β-, t1/2 = 28.5 years.

Question 2

Which type of radiation source would pose the greatest health risk when used internally for a medical procedure?
◦ a beta emitter, t1/2 = 5 hours
◦ a gamma emitter, t1/2 = 4 hours
◦ a beta emitter, t1/2 = 15 days
◦ an alpha emitter, t1/2 = 6 hours
Chemistry ¦ McMurry, Fay, Robinson ¦ 7th Edition
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Marked as best answer by CBme on Feb 15, 2020

robbielu01

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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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CBme

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Reply 2 on: Feb 15, 2020
Wow, this really help

shewald78

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Reply 3 on: Yesterday
Excellent

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