Question

In the chemical equation for calculating mass n=m/M, where M equals molecular mass and n equals number moles. What does m equal or stands for?

Answer 1

m is the mass of your sample. M is the molecular mass in \(\text{g mol}^{-1}\).

Answer 2

m is the mass of your sample in g if the molecular mass is in \(\text{g mol}^{-1}\).