November 2021 0 7 Report
Схеме превращения fe+3-fe+2 соответствуют уравнения химических реакций: 1)Fe2(so4)3+6NaOH=2Fe(OH)3+3Na2SO4
2)Fe2O3+3H2=(t) 2Fe+3H2O
3)2FeCL3+2KL=2FeCL2+I2+2KCL
4)Fe2O3+CO=(t) 2FeO+CO2
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