Write an equation to show how perchloric acid, HClO4, reacts with water. Include states of matter in your answer. Click in the answer box to open the symbol palette.

In the reading, yao chen-yuan describes traveling to deliver a message. why was he willing to risk danger to travelto tientsin? he wanted to the boxers with their cause

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

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.