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Kilograms per m³ to Grams per cm³ Density Converter

↔ Convert g/cm³ to kg/m³ instead

Common Conversions

kg/m³ g/cm³
100 0.1
500 0.5
1000 1
2000 2
5000 5
10000 10
25000 25
50000 50
100000 100
1000000 1000

Why this conversion matters in chemistry

Process simulation outputs run in kg/m³; chemistry density tables stay in g/cm³. The conversion is just dividing by 1000, but it's the routine step that lets a simulated solution density meet a measured value at the same composition. A 60% sulfuric acid solution at 1498 kg/m³ becomes 1.498 g/cm³ on a chemistry data sheet. The numbers describe the same physical density; the unit shift is just notation. Chemistry stays with g/cm³ because the values cluster in a readable 0.6 to 20 range for almost everything that isn't a gas.

Formula

g/cm³ = kg/m³ / 1000

Worked Examples

1000 kg/m³ = 1 g/cm³

The density of water at 4 °C — the calibration anchor that links the two unit systems.

7874 kg/m³ = 7.874 g/cm³

The density of iron — useful as a sanity check on a metallurgy or X-ray diffraction calculation.

1260 kg/m³ = 1.26 g/cm³

The density of glycerol — the value behind any extraction or distillation calculation that uses glycerol as a high-boiling solvent.

Frequently Asked Questions

How do I convert kg/m³ to g/cm³?
Divide by 1000. The relationship is exact, so 1000 kg/m³ becomes precisely 1 g/cm³ with no rounding.
Is g/cm³ the same as g/mL?
Numerically, yes. Since 1 cm³ equals 1 mL by definition, 1 g/cm³ is exactly 1 g/mL. Chemistry uses both notations interchangeably for density.
What's the density range of common solvents?
Most organic solvents fall between 0.6 and 1.5 g/cm³. Pentane and diethyl ether sit near 0.6, water at 1.00, halogenated solvents like chloroform (1.49) and dichloromethane (1.33) above 1. The density relative to water is what determines which layer floats during a liquid-liquid extraction.