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+) |
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+) |