Although the movement of the molecules is spontaneous and random, the net movement of dye is from areas of concentration to concentration and the net movement of water is from areas of concentration to areas of concentration.

Motivation cannot be developed with practice; a person either possesses it or they do not.

How would the number of moles (n) of o2 change if the atmospheric pressure doubled but all other variables stayed the same

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.