2. Tungsten (W) has a high melting point and can be used in semiconductor processing. It has body-
centered cubic structure and the density is 19.25 g/cm3. Each W atom has a mass of 183.84 amu.
(I amu= 1.66xkg)
申論題內容
(b) If the atom in the center just touches the atoms at the corners of the cube, find the volume of each
atom. (10%,10%)