Sulfur trioxide
Molecule Viewer
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 | 27.51 | kJ mol-1 |
| Total (Trans. + Rot. + Vib.) | 37.43 | 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 | 23.71 | J mol-1 K-1 |
| Total (Trans. + Rot. + Vib.) | 56.97 | J mol-1 K-1 |
| Entropy | ||
| Property | Value | Unit |
| Translational | 163.39 | J mol-1 K-1 |
| Rotational | 99.14 | J mol-1 K-1 |
| Vibrational | 13.29 | J mol-1 K-1 |
| Total (Trans. + Rot. + Vib.) | 275.82 | J mol-1 K-1 |
| Other Properties | ||
| Property | Value | Unit |
| Heat of Formation | -437.78 | kJ mol-1 |