according to curie law the magnetic susceptibility of a substance at an absolute temperature T is

The magnetic susceptibility is

According to Curie's law, the magnetic susceptibilty of a paramagnetic substance at an absolute temperature T is proportional to

According to Curie's law,

The magnetic susceptibility of any paramagnetic material changes with absolute temperature T as

The susceptibility of a substance in vacuum is

Magnetic susceptibility of a diamagnetic substances