NaOH + Al2O3->??? NaOH + NiCl2->??? NaOH+ CO->??? NaOH + CO2->??? NaOH + KOH->??? NaOH + Al(OH)3->??? NaOH + H2SO4->??? NaOH + Cu->??? NaOH + FeBr3->???

1)

2)2Naoh+nicl2=2nacl+ ni(oh)2

3)Naoh+co=HCOONa

4)2NaOH+Co2=Na2O+H2Co3

5)реакция не пойдет

6)NaOH+Al(OH)3=Na(Al(OH)4)

7) 2naoh+H2so4=Na2so4+2h2o

8)2NaOH+cu=Cu(oh)2+2Na

9)3Naoh+febr3=Fe(oh)3+3Nabr