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Molarity Calculator

Calculate molar concentration from solute mass, molar mass and final solution volume.

How It Works

Moles=mass(g)/molar mass(g/mol); molarity=moles/final solution volume(L). Use final solution volume, not solvent volume before dissolving.

Reference Sources

FAQs

How does this calculator work?

Moles=mass(g)/molar mass(g/mol); molarity=moles/final solution volume(L). Use final solution volume, not solvent volume before dissolving.

What assumptions should I check?

Check the units and definitions shown beside each input. Results use the values you enter.