There are 88 atoms of Hydrogen in vitamin B (B12)
Why?
If we need to know how many atoms of Hydrogen are in vitamin B (most common is B12) we need to look for its molecular formula.
We have that the molecular formula of vitamin B (B12) is the following:
Where the numbers at the right of each component represent the number of atoms, we can see that there are 88 atoms of Hydrogen in vitamin B (B12).
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