Why does 1 amu = 1 g/mol?
Due to the definitions...
The mole is defined as the number of particles in
In other words,
Still with me? Good.
Now, we also know that the mass of a single carbon-
Combining, we have:
Therefore we just proved that an atomic mass unit is the same thing as grams per mole. Hope this helps!
For a further explanation, visit: