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What Is the Decay Constant for 131I If the Half-Life

Question 63

Multiple Choice

What is the decay constant for 131I if the half-life is 8.04 d?

A) 9.98 x 10^-7 s-1
B) 9.31 x 10^-5 s-1
C) 3.48 x 10^-6 s-1
D) 4.81 x 10^-4 s-1

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