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Density Calculator
Calculate density, mass, or volume using ρ = m / V. Includes a material reference table and "Will It Float?" checker.
Calculator
Density Calculator
Calculate density, mass, or volume using ρ = m / V. Material reference table and float checker included.
🎯What do you want to calculate?
Formula: ρ = m / V | m = ρ × V | V = m / ρ
📐Inputs
📊Common Material Densities
Click a material to use its density.
| Material | Density (g/cm³) | vs Water |
|---|---|---|
| 💨 Air | 0.0013 | floats |
| 🧊 Ice | 0.917 | floats |
| 💧 Water | 1 | sinks |
| 🪵 Wood (avg) | 0.6 | floats |
| 🥤 Aluminum | 2.7 | sinks |
| 🔩 Iron / Steel | 7.87 | sinks |
| 🔌 Copper | 8.96 | sinks |
| ⚫ Lead | 11.34 | sinks |
| 🥇 Gold | 19.3 | sinks |
| ⚡ Osmium (densest) | 22.59 | sinks |
🌊Will It Float? (Archimedes Principle)
An object floats if its density is less than the fluid it's placed in. For water: ρ_water = 1.0 g/cm³. Upward buoyant force = weight of displaced fluid.