So now we're problem. 54 from chapter four. We're we're asked, um, what keeps, Ah, the electrons confined in the space surrounding the nucleus. It's a great question, because what's to keep them from flying away? What holds the edible together? Yeah, so we know that the electrons are confined near the nucleus, um, in energy specific energy levels. So the reason why this occurs is because there is an attraction. There's an attraction between the negatively charged electrons in a positively charged nucleus, or protons. So since he's here, attract each other, The new baby Adam is held together instead of the electrons, uh, flying apart, flying away from the nucleus.