See explanation below.
Work Step by Step
a) Yes, because Potassium sulfate is a ionic salt (b) No, Sucrose has strong covalent bonds, so it dont form any ions.
You can help us out by revising, improving and updating this answer.Update this answer
After 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.