Answer to Question #16979 in Physical Chemistry for samantha

Question

to obtain sodium chloride from its solution in water,the solution must be evaporated to dryness,rather than left to crystallize.why is this

Answer 1

The solution is evaporated to dryness, and do not leave crystallize why that
sodium chloride is highly soluble in water and can form a supersaturated
solution. Thus may be lost large amount of substance, which will remain in
solution.