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Author Question: The isotope, tritium, has a half-life of 12.3 years. Assume we have 10 kg of the substance. How much ... (Read 41 times)

newbem

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on: Aug 10, 2020

Question 1

The isotope, tritium, has a half-life of 12.3 years. Assume we have 10 kg of the substance. What will be the initial decay rate, at t = 0 (in decays/s)?

◦
1.09 × 1014

◦
1.8 × 10−9

◦
5.6 × 108

◦
3.6 × 1018

◦
3.6 × 1017


Question 2

The isotope, tritium, has a half-life of 12.3 years. Assume we have 10 kg of the substance. How much tritium will be left after 30 years?

◦
0.20 kg

◦
1.8 kg

◦
0.18 kg

◦
1.7 kg

◦
4.1 kg
Physics for Scientists and Engineers ¦ Serway, Jewett ¦ 9th Edition
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Marked as best answer by newbem on Aug 10, 2020

vseab

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Reply #1 on: Aug 10, 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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newbem

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Reply 2 on: Aug 10, 2020
YES! Correct, THANKS for helping me on my review

amynguyen1221

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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