The half-lives of different radioisotopes are given in the table.?

The half-lives of different radioisotopes are given in the table.

Radioisotope Half-life (min)

argon-44  

12

 

lead-196  

37

 

potassium-44  

22

 

indium-117  

43

 

If the initial amount of argon-44 is  

9.6 g, how much argon-44 is left in the body after  

24 min?

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