👤

Hc+Co3 =>
Cao+______Cl => Ca Cl 2 + ____
Fe Cl2 +Fe ( Oh ) 2 + Na Cl


Răspuns :

HC+Co3= HCO3+H2( sageata in sus)
CaO+Cl=CaCl2+O2(sageata in sus)
FeCl2+Fe(OH)2+NaCl=Fe2Cl2+ Na(OH)2