Which is a pure substance? a. trail mix b. table salt c. salt water d. pasta salad

Which of the following would have less momentum than a 52 kg cheetah running at 10 m/s?

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 samples do the atoms have the least kinetic energy