Answer
$BaO(s)+H_2O(l)\longrightarrow Ba(OH)_2(aq)$
Work Step by Step
$BaO(s)+H_2O(l)\longrightarrow Ba(OH)_2(aq)$ is already balanced without coefficients.
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.