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Understanding Atomic Numbers and Mass: The Atomic Math Challenge

Dive into the Atomic Math Challenge where we explore basic concepts of atomic structure. Using the provided information about hydrogen, lithium, silicon, and argon, answer questions that will enhance your understanding of atomic numbers, protons, neutrons, and electrons. This challenge involves calculating atomic mass, identifying the number of protons in silicon, and determining electron configurations in different atomic structures. Perfect for students and anyone interested in chemistry fundamentals!

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Understanding Atomic Numbers and Mass: The Atomic Math Challenge

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  1. Atomic Math Challenge #2 T. Trimpe 2008 http://sciencespot.net/

  2. 1HHydrogen1.01 3LiLithium6.94 14SiSilicon28.09 18ArArgon39.95 Use the information provided to answer the questions. • What is the atomic number for lithium? • How many protons does an atom of Si have? • What is the atomic mass for Argon? • How many electrons does an atom of H have? • How many neutrons are in an atom of Li? • How many electrons are in an atom of Si? • How many electrons would be in the second energy level of an atom of Si? • How many protons and neutrons are in an atom of Argon?

  3. 1HHydrogen1.01 3LiLithium6.94 14SiSilicon28.09 18ArArgon39.95 The answers are … 3 • What is the atomic number for lithium? • How many protons does an atom of Si have? • What is the atomic mass for Argon? • How many electrons does an atom of H have? • How many neutrons are in an atom of Li? • How many electrons are in an atom of Si? • How many electrons would be in the second energy level of an atom of Si? • How many protons and neutrons are in an atom of Argon? 14 39.95 1 4 14 8 39.95

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