centenoherrerajennif
centenoherrerajennif centenoherrerajennif
  • 25-05-2021
  • Physics
contestada

A student has an 80 g sample of a radioactive material that has a half-life of 20 seconds. How much material will he have left after 60 seconds?

A.
10 g

B.
20 g

C.
40 g

D.
5 g

Respuesta :

moneymanmunye moneymanmunye
  • 25-05-2021
The answer is C 40 g
Answer Link

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