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Author Question: When atoms of aluminum-27 are bombarded with alpha particles, a neutron and an element are produced. ... (Read 56 times)

stananza

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on: Nov 5, 2023

Question 1

What would the atom ratio of 206Pb to 238U be in a uranium mineral from a rock that is 1.0 × 109 years old?  t1/2(238U) = 4.5 × 109 yr.
◦ 0.14
◦ 0.16
◦ 0.22
◦ 0.86
◦ 1.16

Question 2

When atoms of aluminum-27 are bombarded with alpha particles, a neutron and an element are produced.  The particular isotope formed is
         He + Al n + ____
◦ Si
◦ Si
◦ S
◦ P
◦ P
Chemistry ¦ Chang, Goldsby ¦ 11th Edition
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Marked as best answer by stananza on Nov 5, 2023

furthoh

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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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stananza

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Reply 2 on: Nov 5, 2023
YES! Correct, THANKS for helping me on my review

covalentbond

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Reply 3 on: Yesterday
Gracias!

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