cac cao thu can bang õi hoa khu giup minh pt nay voi

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starofmonkey

1*_2CuFeS2 ----> 2Cu+1 +2Fe+3 + 4S+4 +24e
6*_O2 +4e-----> 2O-2
2CuFeS2 +6O2 ----> Cu2O + Fe2O3 +4 SO2
 
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