3. calculate the approximate freezing point of the following aqueous solutions (assume
complete dissociation for strong electrolytes):
(a) 0.500 m nacl
(b) 0.500 m c6h1206
(c) 0.500 m na2so4

Which of the following best explains why the end of a spoon sticking out of a cup of hot water also gets hot? question 7 options: the heat from the hot water is conducted through the spoon handle the hot water heats the air surrounding the upper part of the spoon. the hot water causes a physical change in the spoon handle. the hot water causes a chemical reaction to take place in the spoon.

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.

Adepositional also feature that forms where a stream enters a lake or an ocean is a