Hankgulffunk Hankgulffunk
  • 16-12-2020
  • Mathematics
contestada

Bismuth-214 has a half-life (50%) of approximately 20 minutes. Find the amount of Bismuth-214 left
from a 40-gram sample after 2 hours.

Respuesta :

leilafreeman
leilafreeman leilafreeman
  • 16-12-2020
la verdad no se la respuesta perdón
Answer Link
9c67 9c67
  • 17-12-2020

Answer: 3.36

Step-by-step explanation:

f(x)=214(1-.50)^6                       6= amount of times 20 min goes into 2 hrs

f(x)=214(.50)^6

.5^6=.0157

f(x)=214(.0157)

       3.36

Answer Link

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