来自石景卉的问题
【3、H2PO4-的共轭碱是()(A)H3PO4(B)HPO42-(C)H2PO3-(D)PO43-3、H2PO4-的共轭碱是()(A)H3PO4(B)HPO42-(C)H2PO3-(D)PO43-】
3、H2PO4-的共轭碱是()(A)H3PO4(B)HPO42-(C)H2PO3-(D)PO43-
3、H2PO4-的共轭碱是()
(A)H3PO4
(B)HPO42-(C)H2PO3-(D)
PO43-
1回答
2020-09-05 13:41