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Mole Calculator

Convert between moles, grams and number of particles for any compound.

Enter values

Results update as you type.

Result

Moles

1 mol

Mass
58.44 g
Particles
6.022141 × 10^23
Molar mass
58.44 g/mol
Millimoles
1,000
Step-by-stepShow
  1. Molar mass of NaCl = 58.44 g/mol
  2. n = m / M = 58.44 / 58.44 = 1 mol

About the Mole Calculator

Convert between moles, grams and number of particles for any compound.

Also known as: moles to grams, grams to moles, number of moles, avogadro calculator, particles to moles.

How to use this calculator

  1. Enter chemical formula, i know the and the other fields.
  2. The result updates instantly as you type — press Calculate (or Enter) at any time.
  3. Open “Step-by-step” to see how the answer was worked out.
  4. Use Copy result or Share to save the answer or send a link with your inputs.

Formula

n = m / M · N = n × 6.022 × 10²³

Worked example

Using the values pre-filled in the calculator above:

  • Chemical formula: NaCl
  • I know the: Mass in grams
  • Mass = 58.44 g

the calculator returns:

  • Moles: 1 mol
  • Mass: 58.44 g
  • Particles: 6.022141 × 10^23
  • Molar mass: 58.44 g/mol

Working

  1. Molar mass of NaCl = 58.44 g/mol
  2. n = m / M = 58.44 / 58.44 = 1 mol