monyea124 monyea124
  • 24-05-2017
  • Biology
contestada

The half-life of radon-222 is about four days. How long will it take for a sample of radon-222 to decay to 3% of its original amount?

Respuesta :

joehalford
joehalford joehalford
  • 27-05-2017
-50% = 4 days
4/50= days to decay by 1%
4/50 *3 = 3% loss = 0.24 days = 5.76 hours
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