Question

To make salt water a heterogeneous mixture, you would have to

Answer 1

Salt water is made by mixing salt (NaCl) in water. It is a homogeneous mixture and a heterogeneous one. A difference between the two is that concentration is same everywhere in case of a homogeneous mixture, whereas, in case of a heterogeneous mixture, the concentration varies from place to place within a mixture.

Step-by-step explanation:

Answer 2

Add a solute which is not soluble in the solvent means a non polar solute in polar solvent or a polar solute in non polar solvent.