Question

Se ard 0,6 moli de fier.Determina masa de oxid de fier (II) formata in reactie. Fier +Oxigen ->Oxid de fier. Mase atomice:O-16;Fe-56
Dau coroana,e urgent, va rogggg!!!!!!

Answer 1

Răspuns:

MFe=56g/mol

MFeO=56+16=72g/mol

m=0,6×56=33,6 Fe

2×56g 2×72g

2Fe + O2=> 2 FeO

33,6g xg

x=33,6×2×72/2×56= calculează