atoms Flashcards | Quizlet
Start studying atoms. Learn vocabulary, terms, and more with flashcards, games, and other study tools. ... An uncharged atom of gold has an atomic number of 79 and an atomic mass of 197. This atom has _____ protons, _____ neutrons, and _____ electrons. 79 . . . 118 . . . 79. Beryllium's atomic mass is 9 and its atomic number is 4. How many ...