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Question
A sample of technetium-99m has an activity of 1.5 Ci. How many disintegrations occur in the technetium-99m sample in 5.0 sec?A) 5.6 1010
B) 2.8 1011
C) 1.1 1010
D) 7.5
E) 2.0 10-10
Answer
This answer is hidden. It contains 1 characters.
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