dracozd1 dracozd1
  • 13-05-2022
  • Mathematics
contestada

The half-life of a radioactive kind of praseodymium is 17 minutes. If you start with 56 grams of it, how much will be left after 34 minutes?
grams

Respuesta :

jsimpson11000 jsimpson11000
  • 16-05-2022

Answer:

14 gm

Step-by-step explanation:

34 minutes is TWO half lives   1/2 * 1/2 = 1/4   will be left

   1/4 * 56 = 14 gm

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