Density, Mass & Volume Calculator
Solve for any variable in the fundamental density equation (ρ = m/V). Choose your target variable, select from dozens of units (kg/m³, g/cm³, lbs/ft³, lbs/gal), or load standard material densities from the built-in reference library.
How to Use Density Calculator
Select Variable to Solve
Choose whether you want to calculate Density (ρ), Mass (m), or Volume (V).
Input Known Quantities
Enter the other two values and choose your preferred units.
View Calculation
Get the result with full scientific formula breakdown and conversion factors.
About Density Calculator
Density represents the mass of a substance per unit of volume. In the International System of Units (SI), density is measured in kilograms per cubic meter (kg/m³). In chemical applications, grams per cubic centimeter (g/cm³) is commonly utilized where pure water has a density of 1.00 g/cm³ at 4°C.
Key Features
- Solves for Density (ρ = m/V), Mass (m = ρ × V), or Volume (V = m/ρ)
- Supports metric (g/cm³, kg/m³, g/mL) and imperial units (lb/ft³, lb/in³, lb/gal)
- Built-in material density presets: Pure Water, Ice, Aluminum, Gold, Iron, Air, Mercury
- Calculates Specific Gravity relative to water at 4°C
- Instant step-by-step algebraic steps displayed
Frequently Asked Questions
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