How many moles are 5.42 x 1026 atoms of calcium?

If 10.g of agno3 is available, what volume of 0.25 m agno3 can be prepared

If a solution had a ph of 7 what is the solution

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.