womenofgod2201ox99j7 womenofgod2201ox99j7
  • 03-10-2017
  • Mathematics
contestada

Iodine-125 has a half-life of about 60 days.

How many milligrams of a 500 mg sample will remain after 300 days?

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Mafiosa
Mafiosa Mafiosa
  • 13-10-2017
Since it has a half life of 60 days, this means that every 60 days it multiplies by 0.5. Since it asks for 300 days, your equation is 500*(0.5)^5, which is 15.625 mg left after 300 days.
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queengatasalvaje
queengatasalvaje queengatasalvaje
  • 10-11-2018

the answer is 15.625mg

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