How will you separate the components from a mixture of common salt and potassium nitrate?

With the help of a flow diagram , describe an activity to separte the components of a mixture of charcoal powder, sulphur and potassium nitrate .

How will you separate CO and CO_2 from a mixture?

How would you separate iodine from a mixture of iodine and common salt?

How do you separate the components from a mixture of lodine, Iron filling and salt.

How do you separate colour from a mixture of colours?