Name 3 methods that can be used to increase the solubility of a solute in a solvent. Name another method that can be used to increase the solubility of a gas solute in a solvent

6. using 3 – 4 sentences explain (in your own words) why water expands when it freezes? 7. using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. use 3 – 4 sentences in your explanation.