Calculate the theoretical atom economy for each reaction. a. 2 cuo (s) + c (s) → 2 cu (s) + co2 (g)

What term is missing from the central region that describes hypotheses, theories, and laws? popular predictable mathematical falsifiable

Which of these is not an example of chemical weathering? a. iron-rich mineral rusting b. feldspar turning into clay c. limestone reacting with acid d. granite breaking up into sand

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.