A complex Na2[Zn（Cys）2]·5H2O was synthesized and the composition of the complex was determined by chemical and thermogravimatric and infrared analysis. The molar dissolution enthalpy of the reactants and produc...A complex Na2[Zn（Cys）2]·5H2O was synthesized and the composition of the complex was determined by chemical and thermogravimatric and infrared analysis. The molar dissolution enthalpy of the reactants and products were measured by classical solution calorimetry, the calorimetric solvent is 4 mol·L-1HCl,at 298.2 K. Using a thermochemistry cycle, the standard molar formation enthalpy of complex Na2[Zn（Cys）2]·5H2O has been calculated to be △fHmNa2[Zn（Cys）2]·5H2O（s）=-2828.323 kJ·mol-1.The result supplies a basic thermochemistry parameter for the further research of the complex.展开更多
文摘A complex Na2[Zn（Cys）2]·5H2O was synthesized and the composition of the complex was determined by chemical and thermogravimatric and infrared analysis. The molar dissolution enthalpy of the reactants and products were measured by classical solution calorimetry, the calorimetric solvent is 4 mol·L-1HCl,at 298.2 K. Using a thermochemistry cycle, the standard molar formation enthalpy of complex Na2[Zn（Cys）2]·5H2O has been calculated to be △fHmNa2[Zn（Cys）2]·5H2O（s）=-2828.323 kJ·mol-1.The result supplies a basic thermochemistry parameter for the further research of the complex.
