Butane Molecule Thermodynamics Molecular Orbitals Vibrational Frequencies Polarity and Solvation Molecule Viewer Jmol._Canvas2D (JSmol) "jmol_intro"[x] Thermodynamics at 298.15 K and standard pressure Enthalpy PropertyValueUnit Translational6.20kJ mol-1 Rotational3.72kJ mol-1 Vibrational349.85kJ mol-1 Total (Trans. + Rot. + Vib.)359.76kJ mol-1 Heat Capacity at Constant Pressure PropertyValueUnit Translational20.79J mol-1 K-1 Rotational12.47J mol-1 K-1 Vibrational57.34J mol-1 K-1 Total (Trans. + Rot. + Vib.)90.60J mol-1 K-1 Entropy PropertyValueUnit Translational159.40J mol-1 K-1 Rotational102.93J mol-1 K-1 Vibrational46.32J mol-1 K-1 Total (Trans. + Rot. + Vib.)308.65J mol-1 K-1 Other Properties PropertyValueUnit Heat of Formation-119.26kJ mol-1 Calculate Calculate Calculate