Question
What does the numeral 2 indicate in H2O A molecule of water The number of hydrogen atoms in one B of water The number of oxygen atoms in one molecule
Answer
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Molly
Master · Tutor for 5 years
Answer
B) The number of hydrogen atoms in one molecule of water
Explanation
The numeral 2 in
indicates the number of hydrogen atoms present in one molecule of water. The chemical formula
signifies that each molecule of water consists of two hydrogen atoms and one oxygen atom.