A piece of charcoal (totally carbon) from an ancient campsite has a mass of 262 grams. It is measured to have an activity of 29 Bq from 14C decay. Use this information to determine the age of the campfire. Your answer is required to be in years. Information: 14C half-life is 5730 years. 1 gram of living carbon has 6.52x1010 atoms of 14C

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Chapter29: Nuclear Physics
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A piece of charcoal (totally carbon) from an ancient campsite has a mass of 262 grams.  It is measured to have an activity of 29 Bq from 14C decay.  Use this information to determine the age of the campfire.   Your answer is required to be in years.

Information: 

 

  • 14C half-life is 5730 years.
  • 1 gram of living carbon has 6.52x1010 atoms of 14C
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