A radioisotope has a decay constant of 10 −7 s −1 . The average life
PHYSICS
JAMB 2004
A radioisotope has a decay constant of 10−7s−1. The average life of the radioisotope is
- A. 1.00 x 107s
- B. 6.93 x 106s
- C. 1.00 x 10-7s
- D. 6.93 x 107s
Correct Answer: B. 6.93 x 106s
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