A filter paper. ;)
A mixture of sugar and water is best called a solution.
i believe that would be the best solution,if your wife wants to be seperated.
The best method to recover salt from a mixture of salt and water is through the process of evaporation. By heating the mixture, the water will evaporate, leaving behind the salt which can then be collected.
A solution is a clear mixture in which a substance dissolves in water.
Heating the solution water is deleted by evaporation.
The best way to separate epsom salt from a mixture is by dissolving the mixture in water and then allowing the epsom salt to crystalize as the water evaporates, leaving behind the salt crystals.
my best guess would be a mixture because to me it would be uniform throughout.
Salt and water bleach
Vegetable soup would best be described as a heterogeneous mixture.
Put it in a mixture of salt water and ice.
Neither "substance" nor "mixture" is an apt designation for salt water. Salt water is best described as a "solution of salt in water". It would be a good idea for you to review the difference between "mixture" and "solution".
Put it in a mixture of salt water and ice.