Amount of Substance

Descripción

(Amount of Substance) Chemistry Mapa Mental sobre Amount of Substance, creado por Beth Ritchie el 13/11/2013.
Beth Ritchie
Mapa Mental por Beth Ritchie, actualizado hace más de 1 año
Beth Ritchie
Creado por Beth Ritchie hace casi 11 años
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Resumen del Recurso

Amount of Substance
  1. Relative masses
    1. Relative atomic mass
      1. The average mass of one atom of an element/1/12th the mass of an atom of C12
      2. Relative molecular mass
        1. Average mass of one molecule/1/12th the mass of an atom of C12
        2. Relative formula mass
          1. (For Ionic compounds) Average mass of one ionic compund/1/12 the mass of C12
        3. Avogadro's constant
          1. The number of atoms in 1g of hydrogen is 6.022 x 10^23
            1. Definition: The number of atoms in 12g of carbon 12.
              1. The mole contains this number of particles
              2. Number of moles
                1. n = m/Mr
                  1. n = c x v
                    1. n = vol x 24
                      1. n = PV/Rt
                      2. Formula
                        1. Empirical Formula
                          1. 1) Atoms 2) Mass 3) Moles 4) Ratio 5) Formula
                          2. Molecular Formula
                            1. Divide actual Mr by the Mr of the empirical formula
                          3. Ionic Equations
                            1. Get rid of spectator ions
                            2. Balencing equations
                              1. Fractions can be used for gasses, make sure numbers add up on both sides
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