• 2022-06-15
    (2分)0.02400mol×L-1KMnO4标准溶液对Fe2O3(M=159.7g×mol-1)的滴定度为____________g/m
    A: 0.003468
    B: 0.009917;
    C: 0.009582
    D: 9.601
    答()