Determine the percent composition of phosphorous in calcium phosphate

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.

How many peaks will be present in a mass spectrum for brcl?

How many atoms or molecules are there in a mole of a substance?