Which element is least likely to undergo a
chemical reaction?
(1) lithium
(2) carbon
(3) fluorine
(4) neon

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.

What three things does a balanced equation show you?

Adirect relationship can be represented by: a curve a pie chart