Give your answer as an ordered set of numbers , , , ... Use the least possible integers for the coeffiients

Question

Consider the following unbalanced equation for the neutralization of acetic acid:

HC2H3O2(aq)+Ba(OH)2(aq)=H2O(l)+

this has the werid sybols and I can not type it out for the a b t and s

Answer 1

What's a b t and s?
2HC2H3O2(aq) + Ba(OH)2(aq) ==> Ba(C2H3O2)2(aq) + 2H2O(l)