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Constantes físicas fundamentais

  • Page ID
    185146
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    Constantes físicas fundamentais
    Constantes físicas fundamentais
    Nome e símbolo Valor
    unidade de massa atômica (amu) 1,6605402 × 10 −27 kg
    Número de Avogadro 6,0221367 × 10 23 mol −1
    Constante de Boltzmann (k) 1,380658 × 10 −23 J K −1
    relação carga/massa para elétron (e/m e) 1,75881962 × 10 1 C kg −1
    carga eletrônica (e) 1,60217733 × 10 −19 C
    massa de repouso de elétrons (m e) 9,1093897 × 10 −31 kg
    Constante de Faraday (F) 9,6485309 × 10 x 4 C mol −1
    constante de gás (R) 8,205784 × 10 −2 L atm mol −1 K −1 = 8,314510 J mol −1 K −1
    volume molar de um gás ideal, 1 atm, 0 °C 22,41409 L mol —1
    volume molar de um gás ideal, 1 bar, 0 °C 22,71108 L mol -1
    massa de descanso de nêutrons (m n) 1,6749274 × 10 −27 kg
    Constante de Planck (h) 6,6260755 × 10 −34 J s
    massa de descanso de prótons (m p) 1,6726231 × 10 −27 kg
    Constante de Rydberg (R) 1,0973731534 × 10 7 m −1 = 2,1798736 × 10 −18 J
    velocidade da luz (no vácuo) (c) 2,99792458 × 10 8 mm x −1