Explain how could you separate barium sulfate, BaSO4, from (NH4)2CO3?
Explain how could you separate zinc chloride, ZnCl2, from zinc sulfide, ZnS?
Explain how could you separate tellurium dioxide, TeO2, from SiO2?
Explain naphthalene sublimes easily but potassium bromide does not. How could you separate these two substances?