3. (07.01 MC) A neutral atom of sodium has 12 neutrons and 11 protons. How many electrons does this sodium have
1
11
12
23

While standing outdoors one evening, you are exposed to the following four types of electromagnetic radiation: yellow light from a sodium street lamp, radio waves from an am radio station, radio waves from an fm radio station, and microwaves from an antenna of a communications system. rank these type of waves in terms of increasing photon energy.