Technetium-99m, an important radionuclide in medicine, has a half-life of 6.0 hours. What percentage of a sample of technetium-99m will remain undecayed after each of the given times? .813 12.0 hours: Incorrect Answer 6.25 1 day: Correct Answer 5 half-lives: 3.13 Correct Answer % % %
Technetium-99m, an important radionuclide in medicine, has a half-life of 6.0 hours. What percentage of a sample of technetium-99m will remain undecayed after each of the given times? .813 12.0 hours: Incorrect Answer 6.25 1 day: Correct Answer 5 half-lives: 3.13 Correct Answer % % %
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:Technetium-99m, an important radionuclide in medicine, has a half-life of 6.0 hours. What percentage of a sample of
technetium-99m will remain undecayed after each of the given times?
.813
12.0 hours:
Incorrect Answer
6.25
1 day:
Correct Answer
5 half-lives:
3.13
Correct Answer
%
%
%
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