What Happens to Different Isotopes of Oxygen in This Figure

question 30

Multiple Choice

What happens to different isotopes of oxygen in this figure?

• A)Evaporation concentrates lighter isotopes in the resulting water vapor.
• B)Precipitation forms ice that is enriched in heavier isotopes relative to seawater.
• C)Melting of ice preferentially releases heavier isotopes back into the ocean.
• D)All of these are correct.

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