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Physics, 01.02.2021 14:00 mojr1000

A sample of cobalt-60 has an activity of 2000 Bq. What will the activity be after 10 years? Cobalt-60 has a half life of 5 years.

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A sample of cobalt-60 has an activity of 2000 Bq. What will the activity be after 10 years? Cobalt-6...
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