What is the number of occupied states in the energy range AE = 0.0307 eV that is centered at a height of E = 6.29 eV in the valence band if the sample volume is V = 5.30 x 10-8 m3, the Fermi level is EF = 5.02 eV, and the temperature is T = 1560 K? Number UnitsA certain material has a molar mass of M = 21.8 g/mol, a Fermi energy of Er = 5.16 V, and 2 valence electrons per atom. What is its density? Number B8 912999999.999 Units | g/cm\"3 N