What observations and inferences can you make from this picture?

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Arecipe calls for 1.2 cups of oil. how many liters of oil is this?

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.