How does knowing the number of valence electrons in one of the alien elements help to identify it? Explain how a periodic table is used to accomplish this task.

What the theory that the sun goes around earth was replaced with the theory that earth goes around the sun this was an exaple of a

Most of the fossils found in virginia are in the coastal plain, valley, ridge, and appalachian plateau regions, best suggesting that these geographic provinces a) were once covered by seawater. b) are the oldest parts of virginia. c) have a great deal of karst topography. d) have large amounts of sedimentary rock.

When a doggo starts to pace around in the same line for a hand full of days. what would that mean?