Do not omit any questions unless specifically instructed to do so. The answer to question eleven is three. The atomic number of helium is two. All electrons contain energy.
All electrons contain the same amount of energy.
Name one distinctive characteristic that will clearly distinguish living organisms from non-living material. D. there is no such single characteristic 7. E. all of these 9. Every hydrogen atom contains only one proton. An atom contains 10 protons and 10 neutrons.