21. Nuclear Chemistry
Rate of Radioactive Decay
Multiple Choice
Multiple ChoiceIf the decay constant for polonium-209 is 6.80 x 10-3 ys-1, what fraction of it remains after 1.1 x 104 years?
A
9.00 x 10–30
B
3.27 x 10–33
C
8.24 x 10–42
D
9.13 x 10–43
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