Answer
a. $HClO_4$: Strong acid.
b. $HClO$: Weak acid.
c. $H_2SO_4$: Strong acid
d. $H_2SO_3$: Weak acid.
Work Step by Step
1. Analyze the table 13-8. (Page 565)
If the acid has a $K_a \geq 1$, it is a strong acid; otherwise, it is weak.
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.