How can naphthalene be separayed from a mixture of KBr and Sand?

How can you separate NiCO3 from NaCO3 in detail?

How can you separate AgCl from NaCl in detail?

1 answer

KBr dissolves in water but not sand or napththalene. Toluene or benzene or hexane will dissolve napthalene but not sand of KBr. Sand will remain.