Given the mass of Sulphur = 16 g
The molecular mass of the Sulphur molecule = 8 x 32 = 256 g.
The number of moles of Sulphur molecule :
Number of molecules in 1 mole = molecules
The number of molecules in 0.0625 moles = molecules.
Hence there are Sulphur molecules in 16 g of solid sulphur.