How many moles of propane, C3H8, would need to combust in order to produce 36 moles of carbon dioxide, CO2?

Which type of substance ionizes partially and gives off hydrogen ions when dissolved in water? a. strong acid b. strong base c. weak acid d. weak base

What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5

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.