(3)m(Na2CO3•nH2O)=8.50g-6.72g=1.78g,浓硫酸增重质量等于碳酸氢钠、碳酸钠晶体加热分解生成水的质量,由2NaHCO3((\;\;△\;\;))/(\;)Na2CO3+CO2↑+H2O,可知碳酸氢钠加热分解生成水的物质的量n(H2O)=n(CO2)=0.04mol,故碳酸钠晶体加热分解生成水的质量为1.78g-0.04mol×18g/mol=1.06g,故碳酸钠...
Fosbol, P. L.; Thomsen, K.; Stenby, E. H. Solubility Measure- ments in the Mixed Solvent Electrolyte System Na2CO3-NaHCO3- Monoethylene Glycol-Water. Ind. Eng. Chem. Res. 2009, 48 (4), 2218- 2228.Fosbol, Ph.; Thomsen, K.; Stenby, E. Solubility Measurements in the Mixed ...