ZovaTool

Density Calculator

ρ = m / V

Density g/cm³
2
kg/m³2,000
lb/ft³124.86
Specific Grav.2

Reference Densities (g/cm³)

Water (4°C)1
Water (20°C)0.998
Ice0.917
Ethanol0.789
Mercury13.534
Olive Oil0.91
Sea Water1.025
Air (sea level)0.00122
Aluminum2.7
Iron7.87
Copper8.96
Silver10.49
Lead11.34
Gold19.32
Platinum21.45
Concrete2.4
Brick1.8
Wood (oak)0.75
Cork0.24

How to use the Density Calculator

  1. Pick what to solve for: density, mass or volume.
  2. Enter the two known quantities.
  3. Get the third instantly. Compare with reference densities below.
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Density, the most useful ratio in science

ρ = m / V. Water at 4°C = 1.000 g/cm³ — the SI definition.

Density tells you whether something will float or sink and is used to check purity in metallurgy and gemology.