Author Question: Tritium is radioactive with a half-life of 12.33 years decaying into 3He with low-energy electron ... (Read 53 times)

bclement10 · **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