Question

What is the basic concept used in separating a dye from blue/black ink?

• A. A volatile component can be separated from a non-volatile component
• B. Two substances that differ in their molecular weight can be separated
• C. Two substances which differ in their densities can be separated
• D. All of the above

Answer 1

Answer: (A)

A volatile component can be separated from a non-volatile component

Dye is a mixture of ink in water. Thus, we can separate the volatile component from its non-volatile component by evaporation.

Option A is correct.