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2. (10 Points) A 2.05 Bq 212 Bi sample is counted by alpha spectroscopy. Assume the alpha detector has 20.5 % efficiency. Provide the expected

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2. (10 Points) A 2.05 Bq 212 Bi sample is counted by alpha spectroscopy. Assume the alpha detector has 20.5 % efficiency. Provide the expected total counts and % error in the counts? Total alpha counts % error in counts Time (s) 10 100 1000 10000 2. (10 Points) A 2.05 Bq 212 Bi sample is counted by alpha spectroscopy. Assume the alpha detector has 20.5 % efficiency. Provide the expected total counts and % error in the counts? Total alpha counts % error in counts Time (s) 10 100 1000 10000

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