Do the substances that are reactants in a chemical reaction remain the same after the reaction is complete?

The continuous release of nuclear energy caused when one fission reaction triggered more nuclear reactions is a

When the speed of the bottle is 2 m/s, the average maximum height of the beanbag is m.

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.