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If the Decay Constant for 131I Is 9

Question 55

Multiple Choice

If the decay constant for 131I is 9.98 x 10^-7 s-1, calculate the activity of a 1.00 mg sample.

A) 4.59 x 10¹² atoms/s
B) 4.73 x 10¹² atoms/s
C) 4.61 x 10²⁴ atoms/s
D) 9.98 x 10^-4 atoms/s

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