Respuesta :

mhanifa

Answer:

  • 458 g
  • 144 g

Step-by-step explanation:

As per equation, the initial amount is:

  • A(0) = 458*(1/2)^(0/30) = 458*1 = 458 g

Sample amount left after 50 years:

  • A(50) = 458*(1/2)^(50/30) = 144 g (rounded)

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