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Understanding Atomic Structure and Chemistry of Life

Explore the basics of atomic structure, the relationship between protons, electrons, and neutrons, and how they determine the properties of elements. Learn about the atomic number, mass number, and neutron count in various atoms. Discover the significance of elements like Silicon, Nitrogen, and Zinc in biochemistry and cell biology.

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Understanding Atomic Structure and Chemistry of Life

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  1. Chapter 2 Chemistry of Life

  2. Three Subatomic Particles:

  3. Atomic Number • The number of protons in an atom • Unique for every element

  4. Atoms are always electrically neutral. This means that protons always equal the electron.Atomic Structure Overview | Cell Biology | Biochemistry

  5. Silicon Nitrogen Zinc 14 p & 14 e 7 p & 7 e 30 p & 30 e How many protons & electrons are in the following atoms?

  6. Mass Number • The number of protons and neutrons in the nucleus • Mass Number – Atomic Number = Neutrons

  7. Potassium Argon Tin 20 n 22 n 69 n How Many Neutrons are in:

  8. Atomic Structure

  9. Lithium

  10. Phosphorus

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