常温下,有下列四种溶液:①0.1 mol/L NaOH溶液 ②pH = 11 NaOH溶液 ③0.1 mol/L CH3COOH溶液 ④pH = 3 CH3COOH溶液 ⑤pH = 3 HCl溶液,下列说法正确的是( )
A.由水电离出H+的浓度c(H+):①>③
B.将等体积的④、⑤分别加蒸馏水稀释至pH = 6,加入水的体积:④>⑤
C.①与③混合,若溶液pH=7
,则体积:V(NaOH)>V(CH3COOH)
D.将②与④等体积混合,得到的溶液pH>7
常温下,有下列四种溶液:①0.1 mol/L NaOH溶液 ②pH = 11 NaOH溶液 ③0.1 mol/L CH3COOH溶液 ④pH = 3 CH3COOH溶液 ⑤pH = 3 HCl溶液,下列说法正确的是( )
A.由水电离出H+的浓度c(H+):①>③
B.将等体积的④、⑤分别加蒸馏水稀释至pH = 6,加入水的体积:④>⑤
C.①与③混合,若溶液pH=7
,则体积:V(NaOH)>V(CH3COOH)
D.将②与④等体积混合,得到的溶液pH>7
B