(来学网)测定样品中Na2CO3的含量,称试样0.1000g,滴定到终点时,消耗C(1/2H2,SO4)=0.2020mol/L硫酸溶液9.16ml,求样品中Na2CO3的含量是
  • A.
    (来学网)98.00%
  • B.
    (来学网)98.06%
  • C.
    (来学网)97.85%
  • D.
    (来学网)98.01%
  • E.
    (来学网)97.06%