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Author Question: What fraction of a radioactive sample has decayed after two half-lives have elapsed? 1.1/8 2.3/4 ... (Read 56 times)

frankwu

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What fraction of a radioactive sample has decayed after two half-lives have elapsed?
  1.1/8
  2.3/4
  3.7/8
  4.none of these

Question 2

True or False: A radioactive atom always decays after two half-lives have elapsed.
  1.False
  2.True



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6ana001

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Answer to Question 1

3

Answer to Question 2

1




frankwu

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Reply 2 on: Jul 28, 2018
Thanks for the timely response, appreciate it


cassie_ragen

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

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