A.①溶液:c(Cl-)>c(NH4+)>c(OH-)>c(H+) |
B.②溶液:c(NH4+)=c(Cl-)>c(OH-)=c(H+) |
C.①、②、③三点所示的溶液中水的电离程度②>③>① |
D.滴定过程中不可能出现:c(NH3·H2O)>c(NH4+)>c(OH-)>c(Cl-)>c(H+) |
同类型试题
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2