To prepare a buffer of pH 10.5, which buffer system listed below is the best? A、 CH3NH2·HCl —CH3NH2 (pKa =10.65) B、NH3·H2O —NH4Cl (pKa =9.25) C、Na3PO4 —Na2HPO4 (pKa3 = 12.32) D、H2CO3—NaHCO3 (pKa1=6.37) 点击查看答案 你可能感兴趣的试题 单项选择题 关于反移情的原...
Answer and Explanation:1 Carbonic acid and bicarbonate ions are conjugate acid-base pairs and the combination of the two will give a buffer solution since carbonic acid is a... Learn more about this topic: Henderson-Hasselbalch Equation | Overview, Importance & Examples ...