Density describes how much mass is contained in a certain volume. knowing how far apart molecules are in each state, which best ranks solids, liquids, and gasses from least dense to most dense? solid < liquid < gas gas < solid < liquid gas < liquid < solid solid < gas < liquid

Predict whether the changes in enthalpy, entropy, and free energy will be positive or negative for the boiling of water, and explain your predictions. how does temperature affect the spontaneity of this process?

Which statement is usually true about the relationship between activation energy and reaction rates? low activation energy barriers result in low rates. high activation energy barriers result in low rates. low activation energy barriers result in no reaction. high activation energy barriers result in no reaction.

Oil rich countries in the middle east cover about 4% of earths total land area but prossess about 48% of the worlds known oil reserves what is the main reason for high concentration of reserves in this part of the world