5hhg92ikzm 5hhg92ikzm
  • 25-05-2022
  • Chemistry
contestada

If you have 294grams of a decaying isotope, how many grams will remain active after 4 half-lifes?

Respuesta :

jsimpson11000 jsimpson11000
  • 07-06-2022

Answer:

18.375 gm left

Explanation:

1/2 ^4 = 1/16th will be left     (see the '4' representing 4 half lives?)

294 * 1/16 = 18.375 gm

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