Mg+HCl=? K+H2SO4=? Zn+H3PO4=? Al+HBr=? Ba+H2S=? FeO+H2SO4=? K2O+Hcl=?

Mg+2 HCl=H2+MgCl22K+H2SO4=H2+K2SO42Zn+2H3PO4=3H2+Zn3 (PO4) 22 Al+6 HBr=2 AlBr3+3 H2Ba+H2S=реакция не идетFeO+H2SO4=FeSO4+H2OK2O+2 HCl=H2O+2 KClAl2O3+3 H2SO4=Al2 (SO4) 3+3 H2OCuO+2 HNO3=Cu (NO3) 2+H2O3 MgO+2 H3PO4=3 H2O+Mg3 (PO4) 2Ca+2 HI=CaI2+H2BaO+2 HNO3=Ba (NO3) 2+H2O