试题详情

用0.1mol/L HCl滴定0.1mol/L NaOH时pH突跃范围是9.7~4.3,用0.01mol/L HCl滴定0.01mol/L NaOH时pH突跃范围是( )

A9.7~4.3

B8.7~4.3

C8.7~5.3

D10.7~3.3