Number density is number of objects per unit volume¶

Number density, or concentration, is the number of particles per unit volume. See Quantity is volumetric density times volume for a more general law.

Links:

Wikipedia.

number_density¶: number_density of particles.

Symbol:: n
Latex:: $n$
Dimension:: 1/volume

number_of_objects¶: positive_number of particles within the volume.

Symbol:: N
Latex:: $N$
Dimension:: dimensionless

volume¶: volume in which the particles are located.

Symbol:: V
Latex:: $V$
Dimension:: volume

definition¶

n = N / V

Latex:: $n = \frac{N}{V}$