Molarity Calculator

This tool will calculate the mass needed to generate a solution based on the desired molarity, MW, and volume, or the molarity based on MW, volume, and mass.

Molecular Weight
g/mol
Desired Molarity

Total Solution Volume

Required Mass
{{result.amount}} {{result.amountUnit}}
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Formula
required mass (g) = desired molarity (mol/L) x total solution volume (L) x molecular weight (g/mol)
Molecular Weight
g/mol
Mass
Total Solution Volume

Molarity
{{result.conc}} {{result.concUnit}}
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Formula
molarity (mol/L) = mass (g) / (total solution volume (L) x molecular weight (g/mol))