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22.4: Fundamental Physical Constants

  • Page ID
    1989
  • Fundamental Physical Constants
    Name and Symbol Value
    atomic mass unit (amu) 1.6605402 × 10−27 kg
    Avogadro’s number 6.0221367 × 1023 mol−1
    Boltzmann’s constant (k) 1.380658 × 10−23 J K−1
    charge-to-mass ratio for electron (e/me) 1.75881962 × 1011 C kg−1
    electron charge (e) 1.60217733 × 10−19 C
    electron rest mass (me) 9.1093897 × 10−31 kg
    Faraday’s constant (F) 9.6485309 × 104 C mol−1
    gas constant (R) 8.205784 × 10−2 L atm mol−1 K−1 = 8.314510 J mol−1 K−1
    molar volume of an ideal gas, 1 atm, 0 °C 22.41409 L mol–1
    molar volume of an ideal gas, 1 bar, 0 °C 22.71108 L mol–1
    neutron rest mass (mn) 1.6749274 × 10−27 kg
    Planck’s constant (h) 6.6260755 × 10−34 J s
    proton rest mass (mp) 1.6726231 × 10−27 kg
    Rydberg constant (R) 1.0973731534 × 107 m−1 = 2.1798736 × 10−18 J
    speed of light (in vacuum) (c) 2.99792458 × 108 m s−1