Question

Hello. Help me, please!
BaCl2 + Mg =?
BaCl2 + KOH =?

Answer 1

BaCl2 +2 KOH=Ba(OH)2+2KCl
BaCl2 + Mg=MgCl2+Ba

Answer 2

1)BaCl2+Mg->MgCl2+Ba
2) BaCl2+2KOH->Ba(OH)2+2KCl