Answer
Please see the work below.
Work Step by Step
We know that
The molecular and ionic equations are
$2H_2SO_3+Ca(OH)\rightarrow 2H_2O+Ca(HSO_3)_2$
$H_2SO_3+OH^-\rightarrow H_2O+HSO_3^-$
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.