sabhacegaba sabhacegaba
  • 13-07-2017
  • Mathematics
contestada

fermium-253 has a half-life of three days. a sample contains 400 g. how long will it take for the sample to decay to 100 g?

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wolf1728
wolf1728 wolf1728
  • 13-07-2017
This is a relatively easy half life calculation.
After one half-life period, half of the isotope remains.
After two half-life periods, one quarter of the isotope remains.
That being the case, we see this will take 2 half-life periods or 6 days.


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tennysontennis
tennysontennis tennysontennis
  • 10-09-2019

Answer: 2 half-life periods

and 6 days

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