摘要:将体积都为10mL.pH都等于3的醋酸和盐酸.加水稀释至amL或bmL.测得稀释溶液的PH值均为4.则稀释后溶液的体积: ( ) A. a=b=100mL B. a=b=1000mL C. a<b=100mL D. a>b=100mL
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将体积都为10mL、pH都等于3的醋酸和盐酸,加水稀释至a mL和b mL,测得稀释后溶液的pH均为5,则稀释后溶液的体积( )
| A.a =" b" =100mL | B.a =" b" =1000mL | C.a<b | D.a>b |