Molarity Calculator

Калькулятор молярности

Добавлено 2026-08-29Обновлено 2026-10-03

Calculate molarity from mass or moles and solution volume, or calculate the solute mass needed for a target molarity.

✓ Runs locally in your browser✓ No account required✓ Deterministic formula-based calculation

Solve mode

Chemical formula (optional if molar mass entered)

Molar mass (g/mol)

Mass

Moles

Solution volume

Target molarity

Molarity

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Moles

—

Mass

—

Molar mass

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Results are calculation aids. Verify assumptions and laboratory requirements before operational use.

Об этом инструменте

Molarity is calculated as M = n/V, with optional formula-based molar-mass calculation and common concentration/volume units.

Common uses

molarity calculatormolar concentration calculatormolarity formulamass molarity volume calculator

Как это работает

1Enter the requested chemistry values, formula or equation.
2Check units and leave a field blank only when the tool is designed to solve for an unknown.
3Run the calculation and review the result, formula and supporting breakdown.

Does this calculation run on a server?

No. The calculation runs locally in your browser with JavaScript.

Can I use the result directly in laboratory work?

Use it as a calculation aid and verify reagent form, purity, constants, assumptions and your laboratory SOP before operational use.