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## Summary:

- Help understand the definition of amount of substance

## Main Question or Discussion Point

According to Wikipedia, its (quoting)

the number of discrete atomic-scale particles in it divided by the Avogadro constant

So a molecule of hydrogen would have an amount of substance of 2/NA and would have a mass of 2/(6*10^23) daltons?

the number of discrete atomic-scale particles in it divided by the Avogadro constant

So a molecule of hydrogen would have an amount of substance of 2/NA and would have a mass of 2/(6*10^23) daltons?

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