Molar Mass Calculator
Grams per mole and mole conversions.
Enter your values
Results update instantly as you type — no submit needed.
Results
- Moles
- 0.4278
- Particles
- 2.5762e+23
- Mass per mole
- 58.44 g/mol
- Mass for 1 mole
- 58.44 g
Quick answer
Molar mass converts between the mass of a substance and the number of moles.
moles = mass ÷ molar mass
How to use the Molar Mass Calculator
- 1Enter the mass of your sample.
- 2Enter the compound's molar mass.
- 3Read moles and particle count.
Frequently asked questions
What is the molar mass of NaCl?
58.44 g/mol.
What is Avogadro's number?
6.022 × 10²³ particles per mole.