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The half-life of Carbon-14 is 5730 years. If a sample is about 1/4 as radioactive as it originally was, then approximately how old is the

The half-life of Carbon-14 is 5730 years. If a sample is about 1/4 as radioactive as it originally was, then approximately how old is the sample?

  • A. 2865 years
  • B. 5730 years
  • C. 11460 years
  • D. 22920 years

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