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Author Question: Tritium is radioactive with a half-life of 12.33 years decaying into 3He with low-energy electron ... (Read 66 times)

bclement10

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on: Jul 28, 2018
Tritium is radioactive with a half-life of 12.33 years decaying into 3He with low-energy electron emission. If we have a sample of 2.35  1019 tritium atoms, what is its activity in decays/second? (1 year = 3.16  107 s)
 a. 6.64  107/second
  c. 3.69  108/second
  b. 5.35  109 /second
  d. 4.18  1010/second

Question 2

1010 Bq = ______ Ci?
 a. 2.7  10-11
  c. 0.27
  b. 3.7
  d. 3.7  1010


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lorealeza77

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Reply #1 on: Jul 28, 2018
Answer to Question 1

D

Answer to Question 2

C


bclement10

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Reply 2 on: Jul 28, 2018
Wow, this really help

diana chang

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Reply 3 on: Yesterday
Excellent

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