来自帅军的问题
已知H3PO4的PKa1=2.12PKa2=7.21PKa3=12.67若配置成ph=7.0的缓冲溶液应选择的A.H3PO4~H2PO4-B.H2PO4-~HPO42-C.HPO42-~PO43-D.H3PO4~HPO42-
已知H3PO4的PKa1=2.12PKa2=7.21PKa3=12.67若配置成ph=7.0的缓冲溶液应选择的
A.H3PO4~H2PO4-
B.H2PO4-~HPO42-
C.HPO42-~PO43-
D.H3PO4~HPO42-
1回答
2020-09-05 22:38