How you rank the following items in order of complexity. - Carbon atom
-Methane molecule (CH4)
-Graphite
- Diamond
Using what you understand about atomic and molecular structure explain why you ranked them the way you did.

Which statement best describes the flow of energy in this scenario

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.

20 pts ‼️ an unmanned spacecraft travels to mars. mars has a lower strength of gravity than earth. where in the image is the spacecraft’s weight the greatest?