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Author Question: Radium-226 decays into radon-222 plus an alpha particle. The relevant masses areHe:4.002603 ... (Read 171 times)

ec501234

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on: Oct 11, 2019

Question 1

Uranium-238 decays into thorium-234 plus an alpha particle. The known masses are
He: 4.002603 u
Th:234.043583 u
U:238.050786 u
How much energy is released in this process? (1 u = 931.5 MeV/c2)
◦ 3.18 MeV
◦ 2.89 MeV
◦ 3.76 MeV
◦ 4.28 MeV
◦ 5.05 MeV

Question 2

Radium-226 decays into radon-222 plus an alpha particle. The relevant masses are
He:4.002603 u
Rn:222.017570 u
Ra:226.025402 u
How much energy is released in this process? (1 u = 931.5 MeV/c2)
◦ 3.76 MeV
◦ 5.39 MeV
◦ 4.24 MeV
◦ 4.87 MeV
◦ 5.05 MeV
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Marked as best answer by ec501234 on Oct 11, 2019

brittiany.barnes

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Reply #1 on: Oct 11, 2019
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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ec501234

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Reply #2 on: Oct 11, 2019
Excellent


brittiany.barnes

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Reply #3 on: Oct 11, 2019
Great! Please up vote :D


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