题目内容
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(C6H5O﹣)>c(K+)>c(H+)>c(OH﹣)
B.pH<7时,c(K+)>c(C6H5O﹣)>c(H+)>c(OH﹣)
C.V=10mL时,c(K+)=c(C6H5O﹣)>c(OH﹣)=c(H+)
D.V=20mL时,c(C6H5O﹣)+c(C6H5OH)=2c(K+)
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题目内容
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(C6H5O﹣)>c(K+)>c(H+)>c(OH﹣)
B.pH<7时,c(K+)>c(C6H5O﹣)>c(H+)>c(OH﹣)
C.V=10mL时,c(K+)=c(C6H5O﹣)>c(OH﹣)=c(H+)
D.V=20mL时,c(C6H5O﹣)+c(C6H5OH)=2c(K+)