Radiometric dating lab

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All three isotopes have the same atomic number of 6, but have different numbers of neutrons.

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After death, the carbon-14 decays and is not replaced.

The rate of decay is a fixed rate called a half-life.

The half-life of a radioactive isotope refers to the amount of time required for half of a quantity of a radioactive isotope to decay.

Isotopes have the same chemical properties, but different physical properties.

An example of isotopes is carbon, which has three main isotopes, carbon-12, carbon-13 and carbon-14.

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