2011 Tianjin Question 4 Single-choice Differentiating 2011_天津卷 (化学) 4. (6分)25℃时,向10mL 0.01mol/L KOH溶液中滴加0.01mol/L苯酚溶液,混合溶液中粒子浓度关系正确的是( ) A. pH>7时,c(C 6H5O﹣)>c(K+)>c(H+)>c(OH﹣)B. pH<7时,c(K +)>c(C6H5O﹣)>c(H+)>c(OH﹣)C. V[C6H5OH(aq)]=10mL时,c(K +)=c(C6H5O﹣)>c(OH﹣)=c(H+)D. V[C6H5OH(aq)]=20mL时,c(C 6H5O﹣)+c(C6H5OH)=2c(K+) Answer keyD ☆ SaveCan't do it, show the explanation查看原卷 →