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Author Question: Determine how much energy is released when thorium-230 decays according to . [Atomic masses: ... (Read 56 times)

camac77

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on: Nov 5, 2023

Question 1

Determine how much energy is released when polonium-210 decays according to .  [Atomic masses:  polonium-210 = 209.982857 amu;  helium-4 = 4.002603 amu; lead-206 = 205.974449 amu]
◦ 4.14 × 109 kJ/mol
◦ 7.20 × 1011 kJ/mol
◦ 5.22 × 108 kJ/mol
◦ 4.66 × 109 kJ/mol
◦ 6.43 × 1012 kJ/mol

Question 2

Determine how much energy is released when thorium-230 decays according to .  [Atomic masses:  thorium-230 = 230.033127 amu;  helium-4 = 4.002603 amu; radium-226 = 226.025403 amu]
◦ 3.98 × 109 kJ/mol
◦ 4.60 × 108 kJ/mol
◦ 7.20 × 1011 kJ/mol
◦ 4.90 × 109 kJ/mol
◦ 7.15 × 1011 kJ/mol
Chemistry ¦ Chang, Goldsby ¦ 11th Edition
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Marked as best answer by camac77 on Nov 5, 2023

marufp

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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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camac77

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

parshano

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

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