Which statements are true of heterogeneous mixtures? Check all that apply. They settle out. They exhibit the Tyndall effect. Their solutes and solvents appear as one. They exhibit Brownian motion. They are evenly distributed mixtures.

Describe the interaction that occurs between two objects with the same electrical charge.

Use this information to determine the number of calends electrons in the atoms. which of the following correctly compares the stability of the two atoms? a) both are unreactive b) both are highly reactive c) a is unreactive and d is reactive d) a is reactive and d is unreactive

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.