(来学网)现有85%和5%的甲醇溶液,欲配制75%的甲醇溶液800ml。需要85%和5%的甲醇溶液各多少毫升
  • A.
    (来学网)700ml和100ml
  • B.
    (来学网)600mI和200ml
  • C.
    (来学网)400mI和400ml
  • D.
    (来学网)200mI和600ml
  • E.
    (来学网)100ml和700ml