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Which is the correct option here?
Nuclide X has a half-life of 1 day and nuclide Y has a half-life of 5 days. In a particular sample, the activities of X and Y are found to be equal. When the activity is tested again after 10 days, the activity will be ________.



A. Entirely due to nuclide X.
B. Due equally to nuclides X and Y.
C. Mostly due to nuclide X.
D. Mostly due to nuclide Y.

This question is part of 7.2 Atomic Physics
Asked by Gboulton, Last updated: May 21, 2020

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gboulton

Gboulton

Answered Nov 09, 2017

Mostly due to nuclide Y.
 

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