NAME |
SYMBOL |
VALUE |
Molar Gas Constant |
R |
8.314472(15) J mol-1 K-1
|
Molar Planck Constant |
NA h NA hc |
3.990312689(30) × 10-10 J s mol-1 0.11962656492(91) J m mol-1
|
Molar Volume (Ideal Gas) (T=273.15 K, p=101.325 kPa) |
Vm |
22.413996(39) × 10-3 m3 mol-1
|
Planck Constant, Molar |
NA h NA hc |
3.990312689(30) × 10-10 J s mol-1 0.11962656492(91) J m mol-1
|
Radiation Constant, Second hc/k |
c2 |
1.4387752(25) × 10-2 m K
|
Sackur-Tetrode Constant |
S0/R |
-1.1517048(44) -1.1648678(44)
|
Second Radiation Constant hc/k |
c2 |
1.4387752(25) × 10-2 m K
|
Spectral Radiance, First Radiation Constant for 2hc2 |
c1L |
1.191042722(93) × 10-16 W m2 sr-1
|
Stefan-Boltzmann Constant (π2/60)k4/ħ3c2 |
σ |
5.670400(40) × 10-8 W m-2 K-4
|
Volume, Molar (Ideal Gas) (T=273.15 K, p=101.325 kPa) |
Vm |
22.413996(39) × 10-3 m3 mol-1
|