What is the percent composition by mass of each element in FeO3? Report your answers to 2 decimal places.

The ph of carrots are 5.0 how it is classified a.acidic b.basic c.indicator d.neutral

Define dew point. i am writing this part to be able to ask the question

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.