Cobalt-60 is a beta-emitter used in radiation cancer treatment equipment in hospitals. What total mass of an original 24 gram sample will remain unchanged in a machine when it is discarded after 16 years of use? (Co-60 half-life is 5.33 years)
Cobalt-60 is a beta-emitter used in radiation cancer treatment equipment in hospitals. What total mass of an original 24 gram sample will remain unchanged in a machine when it is discarded after 16 years of use? (Co-60 half-life is 5.33 years)
Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter21: Nuclear Chemistry
Section: Chapter Questions
Problem 21.41QE
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Cobalt-60 is a beta-emitter used in radiation cancer treatment equipment in hospitals. What total mass of an original 24 gram sample will remain unchanged in a machine when it is discarded after 16 years of use? (Co-60 half-life is 5.33 years)
Expert Solution
Step 1
Given
Initial mass = 24 g
half life = 5.33 years
time = 16 years
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