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Problem

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Textbook Expert
Textbook ExpertVerified Tutor
19 Nov 2021

Given information

The decay time  

The energy of each emission  

The mass of the animal  

The biological effectiveness factor  

Step-by-step explanation

Step 1.

The conversion of  into seconds is as follows:

   

The final amount of is as follows:

Substitute the values in the above equation as follows:

 

      

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