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am nevoie repedee,va rooooog​

Am Nevoie Repedeeva Rooooog class=

Răspuns :

Fe+2HCl=FeCl2+H2

2Fe+3Cl2=2FeCl3

Fe+S=FeS

FeCl3+3KOH=Fe(OH)3+3KCl

3Fe+2O2=Fe3O4