A detector of radioactivity in a laboratory indicates an average of 16 counts /min when no radioactive samples are present. A radioactive sample of half-life 1.5 days is placed close to the detector, which indicates a count rate of 208 counts /min. Calculate the count rate that is indicated 6 days later
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A detector of radioactivity in a laboratory indicates an average of 16 counts /min when no radioacti...
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