Constants

• Speed of light - $c$ - $2.99792458\times {10}^8$ $m{s}^{-1}$
• Planck's constant - $h$ - $6.62607015\times {10}^{-34}$ $Js$
• Elementary charge - $e$ - $1.602176634\times {10}^{-19}$ $C$
• Boltzmann's constant - $k$ - $1.380649\times {10}^{-23}$ $J{K}^{-1}$
• Avogadro's constant - $N_A$ - $6.02214076\times {10}^{23}$ $mo{l}^{-1}$