Chemical education in Minnesota

Thermodynamics of proton dissociations from aqueous serine at temperatures from (278.15 to 393.15)K, molalities from (0.01 up to 1.0)mol·kg−1, and at the pressure 0.35MPa: Apparent molar heat capacities and apparent molar volumes of serine, serinium chloride, and sodium serinate

“…Lower surface, D r V m for reaction (6), this work. ''Best'' standard thermodynamic values for the first proton dissociation of aqueous serine, reaction (5) at p = 0.35 MPa and m = 0 mol AE kg À1 a T/K D r V m ðcm 3 Á mol À1 Þ D r C p;m ðJ Á K À1 Á mol À1 Þ D r H m ðkJ Á mol À1 Þ D r S m ðJ Á K À1 Á mol À1 Þ pK a Figure 9 shows pQ a (T,m) for reactions (5) and (6) and values from the literature [32,35,[40][41][42][43][44][45][46][47][48][49][50][51]. Our values of pQ a for reaction (5) Figure 10 shows D r S m (T,m) for reactions (5) and (6) together with values from the literature [32,37,38,[41][42][43].…”