

1. FexOy+HNO3→Fe(NO3)+NO+H2O
2. FeS2+HNO3→FE(NO3)3+H2SO4+NO+H2O
3. Zn+HNO3→ZN(NO3)2+NO+N2+H2O sao cho nN2nNO=2
2. FeS2+HNO3→FE(NO3)3+H2SO4+NO+H2O
3. Zn+HNO3→ZN(NO3)2+NO+N2+H2O sao cho nN2nNO=2
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