C6H3(CH2CH3)3 + KMnO4 + H2SO4 --> C6H3(COOH)3 + CO2 + K2SO4 + MnSO4 +__ P2I4+P4+H2O-----------PH4I+H3PO4
çæ¡ï¼10P2I4+13P4+128H2O=40PH4I+32H3PO4
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Fe3c+HNO3-------------------Fe(NO3)3+CO2+NO2+H2O
çæ¡ï¼Fe3C+22HNO3=3Fe(NO3)3+CO2+13NO2+11H2O
S2OX(2-)+Mn(2+)+H2O-----------SO4(2-)+MnOR(-)+H(+)
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çæ¡ï¼5S2Ox2- + (2x-14)Mn2+ + (3x-16)H2O = 10SO42- +(2x-14)MnO4- +(6x-32)H+
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5ï¼2x-14ï¼ = 10
解å¾ï¼x = 8
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