The value of pKa which is the negative base-10 logarithmic dissociation constant of an acid is closely linked to its underlying thermodynamics. The pKa value of an acid can determine the acid's strength in solution. A lower pKa value denotes a stronger acid since it implies that the acid is more likely to donate hydrogen ions to a solution. On the other hand, a higher pKa values suggest weaker acids as it shows that is less probable that the acid will lose H+ ions under normal conditions. The standard Gibbs free energy change is directly proportional to pKa, which means that the higher the free energy change associated with acid dissociation, the lower is the pKa value. This relationship between pKa and Gibbs free energy change is essential in the study of acid-base reactions and can be used to predict the behavior of various compounds in solution.Can you provide the pka value of this molecule?