J.R. S. answered 04/15/21
Ph.D. University Professor with 10+ years Tutoring Experience
Barium acetate comes from the reaction of the base barium hydroxide, Ba(OH)2 and the acid acetic acid, CH3COOH.
Neutralization reaction:
Ba(OH)2(aq) + 2CH3COOH ==> (CH3COO)2Ba + 2H2O
base..............+.....acid......................salt...............+...water