Why are water molecules polar? select one: a. they contain two kinds of atoms. b. the electrons in the covalent bonds spend more time closer to the oxygen nucleus. c. the hydrogen bonds are weak. d. they have covalent bonds?

Geothermal energy for industrial use is available almost anywhere. a. true b. false

Select all of the statements which are true. electrons are located in shells or orbits around the atom. electrons orbit slowly around the atom. electrons travel in one flat path around the nucleus of an atom. the valence of an atom is determined by the number of electrons in the atom's outermost shell.

Which scenario is most similar to the type of collision that gas particles have according to kinetic molecular theory