The quantity that helps determine the absolute age of rocks and fossils is the ratio of carbon-12 to carbon-14. This method, known as radiocarbon dating, relies on measuring the proportion of these isotopes to estimate the age of organic materials.
Which quantity helps determine the absolute age of rocks and fossils? (1 point)
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( the difference between the amounts of carbon-12 and carbon-14
the difference between the number of protons and neutrons in carbon-14
• the ratio of protons to neutrons in carbon-14
© the ratio of carbon-12 to carbon-14
1 answer