How to Convert Solution Concentration Units
Calculate equivalent concentration metrics step-by-step:
Enter Solute Mass
Input weighed mass of dissolved solute in grams.
Enter Formula Mass
Input solute molar mass MW (g/mol).
Enter Solution Volume
Input final volumetric flask volume in mL.
Get Equivalent Units
Obtain simultaneous Molarity (M), % w/v, g/L, and ppm metrics.
Key Features & Solution Analytics
Simultaneous Multi-Unit Output
Computes Molarity, mass/volume percent (% w/v), g/L, and ppm instantly.
Medical & Lab Standard
Converts clinical intravenous solution percentages (e.g. 0.9% NaCl, 5% Dextrose) into molarity.
High Accuracy Parsing
Handles small trace concentrations down to fractional ppm levels.
Solution Chemistry Guide: Concentration Expressions
Solution concentration can be expressed in several different chemical and physical units:Molarity (M) = (g/L) / Molar Mass and % w/v = (Mass (g) / Volume (mL)) × 100
Frequently Asked Questions
?What is % w/v (weight per volume)?
% w/v is the mass of solute in grams dissolved per 100 mL of solution. For example, 0.9% w/v saline contains 0.9 grams of NaCl per 100 mL.