The half-lives of different radioisotopes are given in the table. Half-life (min) Radioisotope argon-44 lead-196 potassium-44 indium-117 12 37 22 43 If the initial amount of lead-196 is 3.2 g, how much lead-196 is left in the body after 74 min?
The half-lives of different radioisotopes are given in the table. Half-life (min) Radioisotope argon-44 lead-196 potassium-44 indium-117 12 37 22 43 If the initial amount of lead-196 is 3.2 g, how much lead-196 is left in the body after 74 min?
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Chapter1: Chemical Foundations
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Transcribed Image Text:The half-lives of different radioisotopes are given in the table.
Half-life (min)
Radioisotope
argon-44
lead-196
mass:
potassium-44
indium-117
If the initial amount of lead-196 is 3.2 g, how much lead-196 is left in the body after 74 min?
1.7
12
37
22
43
Incorrect
g
Expert Solution
Step 1
Consider the given information is as follows;
Half-life for lead-196 = 37 min
Initial amount of lead-196, = 3.2 g
Final amount of lead-196, = ?
Time (t) = 74 min
Radioisotopes = First order
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