已知25℃,Fe(OH)3(s)Fe3+(aq)+3OH-(aq),Ksp;Fe3++3H2OFe(OH)3+3H+,Kh;水的离子积常数为Kw。下列Ksp、Kh、Kw的关系是
A.Ksp·Kh=Kw3 | B.Ksp·Kw=Kh |
C.Kh/Kw=Ksp | D.Kw/Kh=Ksp3 |
已知25℃,Fe(OH)3(s)Fe3+(aq)+3OH-(aq),Ksp;Fe3++3H2OFe(OH)3+3H+,Kh;水的离子积常数为Kw。下列Ksp、Kh、Kw的关系是
A.Ksp·Kh=Kw3 | B.Ksp·Kw=Kh |
C.Kh/Kw=Ksp | D.Kw/Kh=Ksp3 |