--> . . 8 .

 


 

>> 8 .

8 .

 

8


.

1

2

2O , , , .

3

4

5

    SiO2
    H2O
    O2 (IV)
    Fe2O3 (III)
    Fe3O4 (II, III)
    (II)

    l
    H3N

6

, .. , O2 , .. CO2 .

 

 




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