Помогите пожалуйста!!!Какой осадок?
NaOH+NaCl=...
NaOH+Na2CO3=...
NaOH+Na2SO4=...
NaOH+Na2SO3=...
NaOH+Na2S=...
NaOH+Na3PO4=...
NaOH+NaI=...
NaOH+NaBr=...
NaOH+CuSO4*5H2O=...
NaOH+NaOH=...
NaOH+HCl=...