Jon1024 Jon1024
  • 02-12-2016
  • Biology
contestada

a substance has a half-life of 100,000 years and an initial mass of 1,000 grams. how many years will pass before only 250 grams of the substances parent material is left?

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Pandalee
Pandalee Pandalee
  • 02-12-2016
I`ll take a gander and say 200,000 years
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