Chemistry
Senior High
希硫酸中でKBrをMnO4で酸化したときの反応式って半反応式で考えると
MnO4+2KBr+2H2SO4→MnSO4+K2SO4+Br2+2H2O
になるのになぜ正解は
MnO4+2KBr+3H2SO4→MnSO4+2KHSO4+Br2+2H2O
なんですか？
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