A.500ml
B.665ml
C.700ml
D.737ml
E.889ml
[单选题]现有95%乙醇1000ml,要配制70%乙醇,需加入灭菌蒸馏水A.310mlB.320mlC.357mlD.370mlE.410ml
[单选题]现有95%乙醇500ml,要配制70%乙醇,需加入灭菌蒸馏水A.155mlB.165mlC.178mlD.185mlE.195ml
[单选题]若需用70%乙醇1000ml,现有95%乙醇,应取多少量的95%乙醇进行配制( )。A.536.8mlB.636.8mlC.836.8mlD.736.8mlE.568.6ml
[单选题]现有95%乙醇500ml,要配制70%乙醇,需加入灭菌蒸馏水约A.132mlB.179mlC.185mlD.279mlE.385ml
[单选题,A2型题,A1/A2型题] 现有95%乙醇500ml,要配制70%乙醇,需加入灭菌蒸馏水约()。A . 132mlB . 179mlC . 185mlD . 279mlE . 385ml
[单选题]现有95%乙醇500ml,要配制l70%乙醇,需加入灭菌蒸馏水约A .132mlB .179mlC .185mlD .279m1E .285ml
[单选题]若需要70%的乙醇1000ml,现有95%的乙醇应如何配制A.取263.2ml95%的乙醇,加水稀释至1000mlB.取263.2ml95%的乙醇,加
[单选题]现有95%乙醇500ml,要配制70%乙醇,需加入灭菌蒸馏水的量是A.132mlB.179mlC.185mlD.279mlE.385ml
[单选题]配制7%乙醇1000ml,需要用95%的乙醇多少毫升()A.700.1B.721.2C.736.8D.742.5E.763.2
[单选题]现有95%乙醇500mL,要配置70%乙醇,需加入灭菌蒸馏水的量是( )。A.132mLB.179mLC.185mLD.279mLE.385mL