Molybdenum forms a substitutional solid solution with tungsten

Molybdenum forms a substitutional solid solution with tungsten

Molybdenum forms a substitutional solid solution with tungsten. Compute the weight percent of molybdenum that must be added to tungsten to yield an alloy that contains 1.0 ( 1022 Mo atoms per cubic centimeter. The densities of pure Mo and W are 10.22 and 19.30 g/cm3, respectively.