Laboratory & Chemistry

Molarity Calculator

Calculate molarity from solute mass or moles and solution volume.

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Calculator

Result

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Enter valid values and calculate.
Formula: M = n / V, where n is moles and V is solution volume in liters.

About this calculator

Calculate molarity from solute mass or moles and solution volume.

Enter valid values, then select Calculate. The calculation runs in your browser and does not require an account.

Formula / reference: M = n / V, where n is moles and V is solution volume in liters.

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How to use this calculator

What to enter

Enter or select the following as requested: Solute mass; Molar mass; Amount of substance; Solution volume. Follow the units, valid ranges, examples, and options displayed beside each field.

What the result means

The scientific or engineering result follows the formula and units used by the calculator with the values entered. Check unit consistency, significant figures, assumptions, and whether the model applies to the material or conditions being studied.

When to use it

Use this for calculation checks, study, or preliminary engineering estimates. Validate critical laboratory, process, or safety decisions with the appropriate method, standards, and qualified review.