An aqueous solution of acetic acid, CH3 – COOH, a weak electrolyte will form .

only molecules

only ions

mostly molecules and a few ions

mostly ions and a few molecules

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.