2017_2018学年高中化学第三章水溶液中的离子平衡3.2.2ph的计算b测试新人教版选修420170823248.doc

1、 1 3.2.2 pH b NaOH c(OH ) 110 4 mol L 1 CH3COOH H NaOH CH3 COOH pH4 NaOH c(OH ) 110 4 molL 1 CH3COOH H NaOH CH3COOH pH10 mL NaOH c(OH ) 110 4 molL 1 CH3COOH H NaOH CH3COOH pHb NaOH c(OH ) 110 4 molL 1 CH3COOH H NaOH CH3COOH pHb NaOH c(OH ) 110 4 molL 1 CH3COOH H NaOH CH3COOH pH10c( ) A Kw 2 c(OH ) K

2、w c c(OH ) 10 B c(H ) c(OH ) C c( )10c( ) NaOH c( V( ) c( V( ) V( )10V( ) NaOH c(OH ) 110 4 molL 1 CH3COOH H NaOH CH3COOH pH7 C D NaOH c(OH ) 110 4 molL 1 CH3COOH H NaOH CH3COOH pH7 D pH DCOOH H NaOH CH3COOH pH7 D pH 5 Kw a 1 HA b 1 BOH ( )COOH H NaOH CH3COOH pH7 D pH A a bCOOH H NaOH CH3COOH pH7 D

3、pH B pH 7COOH H NaOH CH3COOH pH7 D pH C c(H ) Kw 1 COOH H NaOH CH3COOH pH7 D pH D c(H ) c(B ) c(OH ) c(A )COOH H NaOH CH3COOH pH7 D pH HA BOH A B D C c(H ) c(OH ) C COOH H NaOH CH3COOH pH7 D pH CCOOH H NaOH CH3COOH pH7 D pH 6 t Ba(OH)2 c(H ) 10 a 1 c(OH ) 10 b 1 a b 12 pH c pH COOH H NaOH CH3COOH pH

4、7 D pH Ba(OH)2 (mL) (mL) pH 22.00 0.00 8 22.00 18.00 7 3 22.00 22.00 6 c ( )COOH H NaOH CH3COOH pH7 D pH A 3 B 4COOH H NaOH CH3COOH pH7 D pH C 5 D 6COOH H NaOH CH3COOH pH7 D pH pH Ba(OH)2 pH 8 a 8 a b 12 b 4 Kw 10 12 pH 6 22.00 mL c(H c(OH c(OH ) 10 4 1 c(H ) 10 4 1 pH 4 c 4 COOH H NaOH CH3COOH pH7 D pH BCOOH H NaOH CH3COOH pH7 D pH 7 pH c(H ) V(H2)( ) ( )COOH H NaOH CH3COOH pH7 D pH COOH H NaOH CH3COOH pH7 D pH pHCOOH H NaOH CH3COOH pH7 D pH COOH H NaOH CH3COOH pH7 D pH pHCOOH H NaOH CH3COOH pH7 D pH COOH H NaOH CH3COOH pH7 D pH COOH H NaOH CH3COOH pH7 D pH COOH H NaOH CH3COOH pH7 D pH