Question

Which two isotopes of carbon are used

Answer 1

Answer:

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Explanation:

The stable isotopes are carbon 12 and carbon 13. Carbon 14 is continually being formed in the upper atmosphere by the effect of cosmic ray neutrons on nitrogen 14 atoms. By far the most common isotope of carbon is carbon-12 (12C), which contains six neutrons in addition to its six protons.

Answer 2

Explanation:

Carbon 12 and

Carbon 13 isotopes are used.

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