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The rate of disintegration of a radioactive substance falls from 800 decay/min to 100 decay/min in 6 hours. Then the half life of the radioactive substance in hours is: |
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Answer» The rate of disintegration of a radioactive substance falls from 800 decay/min to 100 decay/min in 6 hours. Then the half life of the radioactive substance in hours is: |
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