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copleteaza ecuatia rectilor posibele. ajutqi varog​

Copleteaza Ecuatia Rectilor Posibele Ajutqi Varog class=

Răspuns :

Răspuns:

Ni2O3+3C=2Ni+3CO

CaCl2+Zn≠

(ZnCl2+Ca=CaCl2+Zn)

2LiOH+CuCl2=2LiCl+Cu(OH)2

Fe(OH)3=Fe+H2O

Cr+K2O≠

CuO+2NaOH=2Na+Cu(OH)2

Ba+2H2O=H2+Ba(OH)2

2Fe+3ZnS=Fe2S3+3Zn