Not easily changed 1.
stable

2.
chemical bonding

3.
valence electrons

4.
ionic bond

5.
covalent bond

How much energy moves onto the next level, in an energy pyramid

Read these sentences from the text. near the equator, the tropics receive the most rain on a consistent basis. as a result, the fresh water falling into the ocean decrease the salinity of the surface water in that region. [. .] . . as the salt content of sea water increases, so does its density. what can you infer about how rain affects the density of surface water near the equator?

Compare the valence electron configuration of the nobles gas elements seen here. what statement is correct?