Fundamental Physical Constants

Paul Flowers; Edward J. Neth; William R. Robinson; Klaus Theopold; and Richard Langley

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Fundamental Physical Constants
Name and Symbol Value
atomic mass unit (amu) 1.6605402 \(×\) 10−27 kg
Avogadro’s number 6.02214076 \(×\) 1023 mol−1
Boltzmann’s constant (k) 1.380649 \(×\) 10−23 J K−1
charge-to-mass ratio for electron (e/me) 1.75881962 \(×\) 1011 C kg−1
fundamental unit of charge (e) 1.602176634 \(×\) 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) 6.62607015 \(×\) 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

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Fundamental Physical Constants Copyright © by Paul Flowers; Edward J. Neth; William R. Robinson; Klaus Theopold; and Richard Langley is licensed under a Creative Commons Attribution 4.0 International License, except where otherwise noted.

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