Radioactive Substance Half-Life Decay Rate, k 21. Tritium 5.5% per year = -0.055 22. Krypton-85 6.3% per year = -0.063 23. Radium-226 1620 years 4560 years 17.5 days 24. Uranium-238 25. Arsenic-74 26. Calcium-47 113 hours
Radioactive Substance Half-Life Decay Rate, k 21. Tritium 5.5% per year = -0.055 22. Krypton-85 6.3% per year = -0.063 23. Radium-226 1620 years 4560 years 17.5 days 24. Uranium-238 25. Arsenic-74 26. Calcium-47 113 hours
Chemistry for Today: General, Organic, and Biochemistry
9th Edition
ISBN:9781305960060
Author:Spencer L. Seager, Michael R. Slabaugh, Maren S. Hansen
Publisher:Spencer L. Seager, Michael R. Slabaugh, Maren S. Hansen
Chapter10: Radioactivity And Nuclear Processes
Section: Chapter Questions
Problem 10.84E
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Question
Complete the given table. Round half-lives to one decimal place and values of k to six decimal places,
![Radioactive
Substance
Half-Life
Decay Rate, k
21. Tritium
5.5% per year = -0.055
22. Krypton-85
6.3% per year = -0.063
23. Radium-226
1620 years
4560 years
17.5 days
24. Uranium-238
25. Arsenic-74
26.
Calcium-47
113 hours](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F482a112b-5412-416b-9726-9b9bed8309f3%2F278ac653-1560-4197-a920-7dc6373b99e9%2Fna1i7ho.png&w=3840&q=75)
Transcribed Image Text:Radioactive
Substance
Half-Life
Decay Rate, k
21. Tritium
5.5% per year = -0.055
22. Krypton-85
6.3% per year = -0.063
23. Radium-226
1620 years
4560 years
17.5 days
24. Uranium-238
25. Arsenic-74
26.
Calcium-47
113 hours
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