CaCO3(s) + Cao(s) + CO2(g) At 900°C the pressure of carbon
dioxide is 0.275 atm. What is the Kp
value at this temperature?
Kp = [?]

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.