Physics, 10.03.2020 00:55 1969976289
A certain radioactive isotope placed near a Geiger counter registers 160 counts per minute. Eight hours later, the counter registers 10 counts per minute. What is the half-life of the isotope
Answers: 3
where n is the number of elapsed half lives, n = 4. This means that 4 half lives has elapsed after 8 hours.
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A certain radioactive isotope placed near a Geiger counter registers 160 counts per minute. Eight ho...
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