Question

Упр 4! химия! пжл, помогите!

Answer 1

H2+Cl2=2HCl
2H3PO4+3MgO=Mg3(PO4)2+3H2O
3CaCl2+2K3PO4=Ca3(PO4)2+6KCl
2Zn+O2=2ZnO
3Ca +N2=Ca3N2
Ca+2HCl=CaCl2+H2
Mg+CuCl2=MgCl2+Cu
3Zn+2FeCl3=3ZnCl2+2Fe
2HNO3+Ca(OH)2=Ca(NO3)2+2H2O
2Al+3S=Al2S3
F2+2KBr=2KF+Br2
Fe2(SO4)3+6NaOH=2Fe(OH)3+3Na2SO4