Question

why is deuterium oxide called "heavy water"

A. it has extra oxygen atoms
B. its oxygen atoms are heavier than others
C. its hydrogen atoms are heavier than others
D. it has extra hydrogen atoms

Answers

Answered by GPT-4o mini
Deuterium oxide is called "heavy water" because:

**C. its hydrogen atoms are heavier than others.**

In heavy water (D2O), the hydrogen atoms are deuterium, which is an isotope of hydrogen that has one neutron in addition to the usual proton, making it heavier than regular hydrogen.
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