Calculators
Molarity Calculator
Calculate solution molarity.
FreeNo sign-upWorks in your browser
Enter details
Result
Molarity
0.25 mol/L (M)
About the Molarity Calculator
Molarity is the concentration of a solution in moles of solute per liter. Enter the moles of solute and the solution volume in liters and the calculator returns the molarity. It's a staple of chemistry lab work and stoichiometry.
How to use the Molarity Calculator
- 1Enter your moles of solute and solution volume.
- 2Read the result instantly — it recalculates as you type.
- 3Adjust the numbers to model different scenarios.
Frequently asked questions
What is molarity?
Moles of solute divided by liters of solution (mol/L, written M). A 1 M solution has one mole of solute per liter.
How do I find moles from mass?
Divide the mass by the substance's molar mass. Then enter the moles here with your volume.