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Physics · Oct / Nov 2022 · Paper 12 · Question 40

5054Half-life

A wooden object is believed to be 6000 years old. Which isotope, found in the object, is used to determine the age of the object?

  1. A12C
  2. B13C
  3. C14C
  4. D15C

As printed in the paper

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Correct answer: C. 14C

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