The half–life of a radioactive material is tH = 5.0 minutes. The initial amount of the material is 100.0 g. N = N0 e–kt or N = N0 (1/2)t/tH How much material remains after 8.0 minutes? Question 3 options: 29.0 g 27.0 g 33.0 g How much time is required for the material amount to decrease to 15.0 g? Question 4 options: 12.4 minutes 13.7 minutes 11.8 minutes
The half–life of a radioactive material is tH = 5.0 minutes. The initial amount of the material is 100.0 g. N = N0 e–kt or N = N0 (1/2)t/tH How much material remains after 8.0 minutes? Question 3 options: 29.0 g 27.0 g 33.0 g How much time is required for the material amount to decrease to 15.0 g? Question 4 options: 12.4 minutes 13.7 minutes 11.8 minutes
Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter19: Nuclear Chemistry
Section: Chapter Questions
Problem 51AP
Related questions
Question
The half–life of a radioactive material is tH = 5.0 minutes. The initial amount of the material is 100.0 g.
N = N0 e–kt or N = N0 (1/2)t/tH
How much material remains after 8.0 minutes?
Question 3 options:
|
29.0 g |
|
27.0 g |
|
33.0 g |
How much time is required for the material amount to decrease to 15.0 g?
Question 4 options:
|
12.4 minutes |
|
13.7 minutes |
|
11.8 minutes |
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