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  • History of Earth and Evolution Review
  • The time it takes for half of the atoms of an isotope to ...
Multiple choice

The time it takes for half of the atoms of an isotope to decay.

  1. half-life

  2. relative dating

  3. radiometric dating

  4. extinction

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A Correct answer
Explanation

The half-life is the specific amount of time required for half of the radioactive atoms in a sample to decay into a stable daughter isotope.

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  • Radioactivity and Nuclear Decay (75 questions)
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