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 How long would it take, in minutes, for the amount of lead-196 to decrease from 68.0 mg to 8.50 mg? time: min

Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter18: Nuclear Chemistry
Section18.4: Rates Of Disintegration Reactions
Problem 18.5E
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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
How long would it take, in minutes, for the amount of lead-196 to decrease from 68.0 mg to 8.50 mg?
time:
min
Transcribed Image Text: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 How long would it take, in minutes, for the amount of lead-196 to decrease from 68.0 mg to 8.50 mg? time: min
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