Multiple Choice
A radioactive isotope decays by β- emission with a half-life of 1.0 min. During the first 1.0 min, a particular sample emits 1000 β- particles. During the next 1.0 min, the number of β- particles this sample will emit will be closest to
A) 250.
B) 500.
C) 1000.
D) 1500.
E) 2000.
Correct Answer:
Verified
Correct Answer:
Verified
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