Question 1 1pts the atomic packing factor is the fraction of the volume occupied by equivalent volumes of atoms in a unit cell a measure of the atomic mass in a unit cell the fraction of the area of atoms in a unit cell the fraction of the volume occupied by a unit cell in a lattice Question 1 1pts the atomic packing factor is the fraction of the volume occupied by equivalent volumes of atoms in a unit cell a measure of the atomic mass in a unit cell the fraction of the area of atoms in a unit cell the fraction of the volume occupied by a unit cell in a lattice