If you start with two moles of AL in two moles of HCI what will be the limiting reactant HCI or AL? 

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.

Draw the lewis dot structure for each of the following polyatomic ions

Which activity is an innate behavior