Ba - NaOH + Ba = Ba(OH)2
CuO - NaOH + CuO = Cu(OH)2
SO2 - не будет реагировать с NaOH
HCl - NaOH + HCl = NaCl + H2O
HNO3 - NaOH + HNO3 = NaNO3 + H2O
Ca(OH)2 - NaOH + Ca(OH)2 = Ca(OH)2 + NaOH
BaCl2 - NaOH + BaCl2 = Ba(OH)2 + NaCl
FeCl3 - NaOH + FeCl3 = Fe(OH)3 + NaCl
Ba - NaOH + Ba = Ba(OH)2
CuO - NaOH + CuO = Cu(OH)2
SO2 - не будет реагировать с NaOH
HCl - NaOH + HCl = NaCl + H2O
HNO3 - NaOH + HNO3 = NaNO3 + H2O
Ca(OH)2 - NaOH + Ca(OH)2 = Ca(OH)2 + NaOH
BaCl2 - NaOH + BaCl2 = Ba(OH)2 + NaCl
FeCl3 - NaOH + FeCl3 = Fe(OH)3 + NaCl