Respuesta :

Formula for density is:
Density = Mass / VolumeMass = 12 gV = 4/3 R³ π = 4/3 · 2³ · 3.14 = 34.49 cm²Density = 12 g / 34.49 cm³ = 0.3479 g / cm³Answer:The density of a sphere is 0.3479 g / cm³.