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18. The half-life of the radioactive isotope 90Sr, which enters the atmosphere during nuclear tests, is 28.1 years. Let us assume that the body of a newborn child has absorbed 1.00 mg of this isotope. How much strontium will remain in the body after
a) 18 years old,
b) 70 years, if we assume that it is not excreted from the body?
a) 18 years old,
b) 70 years, if we assume that it is not excreted from the body?
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- Content type File
- Content description 22,19 kB
- Added to the site 06.04.2023
Additional description
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.
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32. Solving a chemistry problem
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