ERSITY 1.酸性: 理工 R—C R—C R O O 稳定,H易电离 ROOH H2O RCOO H3O K=IRCOO LH3O IRCOOH T PKn=-gKn2PK2较小1. 酸性： R C O O R C O O 稳定, H 易电离 ROOH + H2 O RCOO + H3 O R C O O a a a 较小 a PK K PK RCOOH RCOO H O K lg , [ ] [ ][ ] 3 = − = − +