Ответы и объяснения

2013-10-14T19:30:45+00:00
FeCl2+H2S=FeS+2HCl
Fe(OH)3+3HCl=FeCl3+3H2O
Pb(СH3COOH)2+H2S=PbS+2HCH3COOH
KOH+HCl=KCL+H2O
K2CO3+2HCl=2KCl+CO2+H2O
Mg+2HCL=MgCl2+H2