Nitrogen-13 is used in tracers injected into the bloodstream for positron emission tomography (PET). The half-life of ni

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Nitrogen-13 is used in tracers injected into the bloodstream for positron emission tomography (PET). The half-life of ni

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Nitrogen-13 is used in tracers injected into the bloodstream forpositron emission tomography (PET).
The half-life of nitrogen-13 is10.0 minutes. How many milligrams ofa 52.9 milligram sampleof nitrogen-13 will be lost byradioactive decay during20.0 minutes?
mg
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