Deuterium oxide is called "heavy water" because its hydrogen atoms are heavier than others. Deuterium, which is an isotope of hydrogen, contains a neutron in addition to the usual proton in its nucleus, making it heavier than regular hydrogen.
Why is deuterium oxide called “heavy water”?(1 point)
Responses
It has extra hydrogen atoms.
It has extra hydrogen atoms.
Its hydrogen atoms are heavier than others.
Its hydrogen atoms are heavier than others.
Its oxygen atoms are heavier than others.
Its oxygen atoms are heavier than others.
It has extra oxygen atoms.
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