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Earth's Formation Quick Check
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Question
Why is deuterium oxide called “heavy water”?(1 point)
Responses
Its hydrogen atoms are heavier than others.
Its hydrogen atoms are heavier than others.
It has extra hydrogen atoms.
It has extra hydrogen atoms.
It has extra oxygen atoms.
It has extra oxygen atoms.
Its oxygen atoms are heavier than others.
4 of 54 of 5 Items
Question
Why is deuterium oxide called “heavy water”?(1 point)
Responses
Its hydrogen atoms are heavier than others.
Its hydrogen atoms are heavier than others.
It has extra hydrogen atoms.
It has extra hydrogen atoms.
It has extra oxygen atoms.
It has extra oxygen atoms.
Its oxygen atoms are heavier than others.
Answers
GPT-4o mini
The correct response is:
**Its hydrogen atoms are heavier than others.**
Deuterium oxide, or heavy water (D₂O), contains deuterium, which is an isotope of hydrogen with one neutron, making it heavier than regular hydrogen (protium), which has no neutrons.
**Its hydrogen atoms are heavier than others.**
Deuterium oxide, or heavy water (D₂O), contains deuterium, which is an isotope of hydrogen with one neutron, making it heavier than regular hydrogen (protium), which has no neutrons.