Basic Atomic Structure

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  • Chemistry - Atomic Structure
    • Isotopes
      • Loosing electrons = Positive atoms
      • Different amount of neutrons as element
      • Gain electrons = Negative atoms
      • Same amount of protons as element
    • How to calculate relative atomic mass from percentages
      • 2) Add these together
      • Divide the total by 100
      • 1)  Multiply percentage by mass of element in compund
    • Reactant ---> Products
      • Determining Reaction Equations
        • 3) Balance the equation
        • 2)  Add state symbols
        • 4) CHECK EVERYTHING BALANCES AGAIN
        • 1) Find formula and add charges on ions
    • Determining Reaction Equations
      • 3) Balance the equation
      • 2)  Add state symbols
      • 4) CHECK EVERYTHING BALANCES AGAIN
      • 1) Find formula and add charges on ions
    • Definitions: Relative _____ mass compared to a 1/12 of the mass of an atom on carbon-12

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