(a)
The mass of
(a)
Answer to Problem 79P
The mass of
Explanation of Solution
A sample containing Iodine-131 has a initial activity of
Write the formula for half-life
Here,
Write the formula for the number of nuclei
Here,
Write the formula for the activity
Here,
Conclusion:
Substitute equation (I) and (III) in (II) to solve for
Substitute
Thus, the mass of
(b)
The activity of
(b)
Answer to Problem 79P
The activity of
Explanation of Solution
The initial activity of
Write the formula for the activity
Here,
Conclusion:
Substitute equation (I) in (IV) to solve for
Substitute
Thus, the activity of
Want to see more full solutions like this?
Chapter 29 Solutions
Loose Leaf For Physics With Connect 2 Semester Access Card
- College PhysicsPhysicsISBN:9781305952300Author:Raymond A. Serway, Chris VuillePublisher:Cengage LearningUniversity Physics (14th Edition)PhysicsISBN:9780133969290Author:Hugh D. Young, Roger A. FreedmanPublisher:PEARSONIntroduction To Quantum MechanicsPhysicsISBN:9781107189638Author:Griffiths, David J., Schroeter, Darrell F.Publisher:Cambridge University Press
- Physics for Scientists and EngineersPhysicsISBN:9781337553278Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningLecture- Tutorials for Introductory AstronomyPhysicsISBN:9780321820464Author:Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina BrissendenPublisher:Addison-WesleyCollege Physics: A Strategic Approach (4th Editio...PhysicsISBN:9780134609034Author:Randall D. Knight (Professor Emeritus), Brian Jones, Stuart FieldPublisher:PEARSON