Home
Back
Concentration Formula:
| From: | To: |
Molar concentration (also called molarity) is a measure of the concentration of a chemical species in a solution, expressed as the amount of substance per unit volume of solution. It is one of the most fundamental concepts in chemistry and is widely used in laboratory work and industrial applications.
The calculator uses the molar concentration formula:
Where:
Explanation: This formula calculates the concentration by dividing the number of moles of solute by the volume of the solution in cubic decimeters.
Details: Accurate concentration calculations are essential for preparing solutions of known strength, conducting chemical reactions with precise stoichiometry, and ensuring reproducibility in scientific experiments and industrial processes.
Tips: Enter the amount of substance in moles and the volume in cubic decimeters. Both values must be positive numbers. The calculator will compute the molar concentration in mol/dm³.
Q1: What is the difference between mol/dm³ and mol/L?
A: 1 dm³ equals 1 liter, so mol/dm³ and mol/L are equivalent units for concentration.
Q2: How do I convert between different concentration units?
A: To convert to g/dm³, multiply by molar mass. To convert to percentage, additional calculations involving density are needed.
Q3: When is this formula most commonly used?
A: This formula is used whenever you need to calculate the concentration of a solution from known amounts of solute and solvent volume.
Q4: What are typical concentration ranges in chemistry?
A: Concentrations can range from very dilute (10⁻⁶ mol/dm³) to concentrated (10+ mol/dm³) depending on the application and solubility.
Q5: Can this calculator handle very small or very large numbers?
A: Yes, the calculator can handle a wide range of values, but extremely small numbers may be limited by floating-point precision.