Question

What is the measure of randomness or disorder of particles making up a system called?

Answer 1

You speak of `"entropy.............."`

Explanation:

And `"entropy"` may be defined as the statistical probability of disorder. It certainly can be measured, and it units are `J*K^-1*mol^-1`. Well established laws of thermodynamics insist that the entropy of the universe increases in every spontaneous process.