Question

what is called the number of atoms per unit volume that accupy is given energy level?​

Answer 1

Answer:

The density of states (DOS) is essentially the number of different states at a particular energy level that electrons are allowed to occupy, i.e. the number of electron states per unit volume per unit energy

Answer 2

Explanation:

The density of state (DOS) is essentially the number of different states at the particular energy levels that electrons are allowed to occupy, i.e. the number of electron States per unit volume per unit energy