Why can a liquid take shape of the bottom of its container

Elements in group 2 are all called alkaline earth metals. what is most similar about the alkaline earth metals?

Astable electron arrangement for an atom is one that does not easily change. how is this arrangement arrived at? a. valence electrons are transferred or shared to create a full outer shell of electrons. b. valence electrons are discarded into space to create a full outer shell of electrons. c. protons (positive charge) pair with valence electrons (negative charge) to create a strong bond. d. outer shells with valence electrons are transferred or shared.

The fact that the total amount of energy in a system remains constant is a(n)