Написать уравнения реакций: Na+HCl, Ca+H3PO4, MgO+H2SO4, Na2SO4+HCl, FeOH3+H2O3, MgO+H3O4, Na2CO3+HCl
2Na+2HCl=2NACl+H2 3Ca+2H3PO4=Ca3(PO4)2+3H2 MgO+H2SO4=MgSO4+H2O NA2SO4+2HCl=2NACl+H2SO4 NA2CO3+2HCl=2NACl+H2Co3