The half-life of C14 is about:
Correct answer: E. 5730 years
- A. 1637 years
- B. 892 years
- C. 10 years
- D. 100 years
- E. 5730 years
Explanation
Carbon-14 has a half-life of 5,730 ± 40 years-i.e. half the amount of the radioisotope present at any given time will undergo spontaneous disintegration during the succeeding 5,730 years.
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Atomic nuclei contain protons and neutrons, with nuclear size, mass defect and binding energy describing their stability. The work covers alpha, beta and gamma decay, decay equations, half-life and decay rate, along with radiation safety and medical applications such as imaging, radiotherapy and tracers.
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