2NaOH+SO3=Na2SO4+H2O
2NaOH+CuCl2=2NaCl+Cu(OH)2(осадок)
SO3+H2O=H2SO4
SO3+H2O= H2SO4
2NaOh+CuCl2= 2NaCl+Cu(OH)2
CuCl2+H2O= CuO+2HCl
2NaOH+SO3=Na2SO4+H2O
2NaOH+CuCl2=2NaCl+Cu(OH)2(осадок)
SO3+H2O=H2SO4
SO3+H2O= H2SO4
2NaOh+CuCl2= 2NaCl+Cu(OH)2
CuCl2+H2O= CuO+2HCl