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7. Permanent radioactive decay of the isotope 21082Pb is 10-9 s-1. Specify the time during which the initial break up 2/5 of the number of nuclei of a radioactive isotope.
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- Content description 33,5 kB
- Added to the site 21.07.2015
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Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)
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