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Molar concentration

Molar concentration: calculate a transparent estimate from the values and assumptions you provide.

Molar concentration: calculate a transparent estimate from the values and assumptions you provide.

Both dots and commas are accepted as decimal separators.

Your inputs stay in your browser. Displayed results are rounded to a maximum of 12 significant digits.

Method and assumptions

Method version 1.0.0 · Updated

Calculate

Formula: c = n / V

Molar concentration: calculate a transparent estimate from the values and assumptions you provide.

moles
Amount of substance (mol)
volumeL
Solution volume (L)

Deterministic floating-point calculation. The displayed result is rounded to a maximum of 12 significant digits.

Calculate with code

These short examples use the same inputs and core calculation as this tool. Adapt validation and formatting to your application.

JavaScript
const molarity = 0.5 / 2; // 0.25 mol/L