A.鈉,氫氣 B.氯氣,氫氣 C.鈉,氧氣 D.氫氧化鈉,氯氣 E.鈉,氯氣
A.OH-<HPO42-<NH3<HSO4-<H2O B.HPO42-<HSO4-<NH3<H2O<OH- C.HSO4-<H2O<HPO42-<NH3<OH- D.HPO42-<OH-<H2O<NH3<HSO4-
A.NaCl和H2SO4 B.NaCl和MnO2 C.HCl和Br2 D.HCl和KMnO4 E.NaCl和HNO3