Absolute zero of temperature – 273.15 °C
Acceleration due to gravity - g 9.807 m/s2
Avogadro’s number - NA 6.022x1026 /kmol
Base of natural logarithms - e 2.718
Boltzmann’s constant - k 1.381 x 10–26 kJ/K
Faraday’s constant - F 9.648 x 107 C/kmol
Universal Gas constant - R 8.3143 kJ/kmol K
Permeability of vacuum - μo 1.257 x 10–6 H/m
Permittivity of vacuum - εo 8.854 x 10–12 F/m
Planck’s constant - h 6.626 x 10–37 kJ/s
Velocity of light in vacuum - c 2.998 x 108 m/s
Volume of perfect gas at STP 22.41 m3/kmol
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