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Reading R di the h Periodic Table What does Atomic Mass tell us? QUESTION… QUESTION How could you find the number of neutrons??? Answer: Atomic mass (rounded) Atomic # #o of neutrons o s Lets give it a Try! How many protons, H t electrons, and neutrons t d does N Ne have? 10 + p 10 e 10 0 n Let’ss Practice Let Practice… Find the number of p+, e-, and n for each element: 1. H 1 p+ 1 e0n 2. He 3. Tb 2 p+ 2 e2n 65 p+ 65 e94 n HOMEWORK… Find the number of p+, e-, and n for each element: 11. Si 2. Hg 3 Fe 3. F 4. Ta 5. Pt