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A Radioactive Source Emits 2 2.6×1092.6 \times 10 ^ { 9 }

Question 38

Multiple Choice

A radioactive source emits 2.4-MeV neutrons at the rate of 7100 neutrons per second. The number of atoms in the source is 2.6×1092.6 \times 10 ^ { 9 } What is the activity of the source, in curies (Ci) ? (1.00 Ci = 3.70 × 1010 Bq)


A) 190 nCi
B) 1900 nCi
C) 19 nCi
D) 71 nCi
E) 710 nCi

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