Question

supuun

請問這題氧化還原怎麼算

wt 26.75 mL ofthe KMnO, solution (0.02966M). Caleulate the percentage ofFezOy (Fe=55.8

家提交                                                                                              |
GO 2 0.0090 SOre Sample was reduced quantitatively to the +2 state and then titrated  |
g/mo1 jm 了he sample.                                                                                                       |

(A) 95.12%           (B) 47.56%          (C) 43.12%          (D) 38.04%          (E) 19.02%

高峰93(60
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