An atomic nucleus is composed of a. protons b. protons and neutrons c. protons and electrons d. protons neutrons and electrons

What are the primary responsibilities of a chemical engineer involved in "r& d"? develop large scale manufacturing operations discover new products and processes training of new chemists determine products needed by consumers

What is i fracture in the crust called when land move up, down or sideways

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.