在298K时,0.01mol·L-1HCl溶液的pH等于( )。
A.0.01
B.1
C.2
D.3
- · 有7位网友选择 C,占比36.84%
- · 有3位网友选择 D,占比15.79%
- · 有3位网友选择 A,占比15.79%
- · 有2位网友选择 B,占比10.53%
- · 有2位网友选择 A,占比10.53%
- · 有1位网友选择 B,占比5.26%
- · 有1位网友选择 C,占比5.26%
A.0.01
B.1
C.2
D.3
A.c(HCl)=0.1mol/L HCl溶液
B.c(NH3)=0.1mol/L NH3·H2O溶液
C.c(HAc)=0.1mol/L HAc溶液
D.c(HAc)=0.1mol/L HAc溶液+c(NaAc)=0.1mol/L NaAc溶液
A、[H+] = (Kb×c)^(1/2)
B、[OH-] = (Kb×c)^(1/2)
C、[H+] = (Kw/Kb×c)^(1/2)
D、[OH-] = (Kw/Kb×c)^(1/2)
A、[H+] = (Ka×c)^(1/2)
B、[OH-] = (Ka×c)^(1/2)
C、[H+] = (Kw/Ka×c)^(1/2)
D、[OH-] = (Kw/Ka×c)^(1/2)
A、[H+] = (Ka1×c)^(1/2)
B、[H+] = (Ka2×c)^(1/2)
C、[OH-] = (Kw/Ka1×c)^(1/2)
D、[OH-] = (Kw/Ka2×c)^(1/2)
A、1.00
B、2.72
C、2.87
D、3.00
A、0.10 mol/L HAc 溶液
B、0.10 mol/L NH4Ac 溶液
C、0.10 mol/L NaAc 溶液
D、0.10 mol/L NH4Cl 溶液
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