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Chemistry calculators

Concentration, dilution, moles, molar mass, yield and heat. Enter amounts in the units shown; every page lists the formula and the constants it uses.

Calculators
2
Typical formula
c = n ⁄ V
Glass beakers with pale blue liquid, a glass flask and plain white tiles in soft window light

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Calculate the Concentration of a SolutionMass concentration23.40 g/LConcentration of a solution from solute mass, molar mass and volume: grams per litre, moles, molarity and perc… Atomic Mass Calculator With AbundanceAverage atomic mass35.4529 uAverage atomic mass of an element from the mass and percent abundance of two isotopes, as a weighted mean.

All chemistry calculators

CalculatorWhat it works outExample result
Atomic Mass Calculator With AbundanceAverage atomic mass35.4529 u
Calculate the Concentration of a SolutionMass concentration23.40 g/L

Every calculator uses a standard formula and shows it. How the calculators work.