A sample of F-18 has an initial decay rate of 1.2 x 105/s.
How long does it take for the decay rate to fall to 1.1 x 102/s? (F-18 has a half-life of 1.83 hours.)
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Our tutors have indicated that to solve this problem you will need to apply the First Order Half Life concept. You can view video lessons to learn First Order Half Life. Or if you need more First Order Half Life practice, you can also practice First Order Half Life practice problems.
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