molecular hydrogen hydrogen
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Thermodynamics at 298.15 K and standard pressure
Enthalpy | ||
Property | Value | Unit |
Translational | 6.20 | kJ mol-1 |
Rotational | 3.72 | kJ mol-1 |
Vibrational | 55.06 | kJ mol-1 |
Total (Trans. + Rot. + Vib.) | 64.98 | kJ mol-1 |
Heat Capacity at Constant Pressure | ||
Property | Value | Unit |
Translational | 20.79 | J mol-1 K-1 |
Rotational | 12.47 | J mol-1 K-1 |
Vibrational | 0.01 | J mol-1 K-1 |
Total (Trans. + Rot. + Vib.) | 33.27 | J mol-1 K-1 |
Entropy | ||
Property | Value | Unit |
Translational | 122.54 | J mol-1 K-1 |
Rotational | 38.71 | J mol-1 K-1 |
Vibrational | 0.00 | J mol-1 K-1 |
Total (Trans. + Rot. + Vib.) | 161.25 | J mol-1 K-1 |
Other Properties | ||
Property | Value | Unit |
Heat of Formation | 899.44 | kJ mol-1 |