Input interpretation
phosphine | density
Result
0.00139 g/cm^3 (grams per cubic centimeter) (at 25 °C)
Unit conversions
1.39 kg/m^3 (kilograms per cubic meter)
1.39 g/L (grams per liter)
Relative density (specific gravity)
1.154
Comparisons as mass density
≈ ( 0.07 ≈ 1/14 ) × mean density inside the Schwarzschild radius of a supermassive black hole ( ≈ 20 kg/m^3 )
≈ 0.5 × typical aerogel density ( ≈ 3 kg/m^3 )
≈ 1.1 × International Standard Atmosphere air density at 15 °C ( ≈ 1.2 kg/m^3 )