Chemistry, 17.05.2021 21:40 marie1211

Why is the C-14/C-12 ratio used to date once-living organisms? O A. The amount of C-12 changes when an organism dies.
O B. An organism stops taking in carbon when it dies.
C. The half-life of C-14 changes when an organism dies.
O D. C-12 becomes radioactive when an organism dies.

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Why is the C-14/C-12 ratio used to date once-living organisms? O A. The amount of C-12 changes when...

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Why is the C-14/C-12 ratio used to date once-living organisms? O A. The amount of C-12 changes when an organism dies. O B. An organism stops taking in carbon when it dies. C. The half-life of C-14 changes when an organism dies. O D. C-12 becomes radioactive when an organism dies.

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Another question on Chemistry

Why is the C-14/C-12 ratio used to date once-living organisms? O A. The amount of C-12 changes when an organism dies.
O B. An organism stops taking in carbon when it dies.
C. The half-life of C-14 changes when an organism dies.
O D. C-12 becomes radioactive when an organism dies.