Table 3.4 Enthalpy of Formation, Gibbs Function of Formation, and Absolute Entropy of Various Substance at 25° C, 1 atm pressure

Table 3.5 give the values of  for various substances at different temperature.

Table 3.5 Enthalpy of formation at 25° C, ideal gas enthalpy, and Absolute Entropy at 0.1 MPa (1bar) Pressure