Answer:
Magnesium is an Element
Salt water is a Solution
Blood - Suspension because it contains indissoluble components in a solvent
Carbon dioxide - Compound because it has two elements which cannot be separated by physical means
Soil sample is aHeterogeneous mixture
2. You can separate substances in a solution by
Evaporation here the solvent with a smaller boiling point evaporates leaving the solute
3. A Saturated solution is the solution where no more solute can be dissolved while an Unsaturated solution has the ability to dissolve the solute in the solvent.