Chemistry (7th Edition)

Published by Pearson
ISBN 10: 0321943171
ISBN 13: 978-0-32194-317-0

Chapter 4 - Reactions in Aqueous Solution - Section Problems - Page 148: 61


(a) Dim (b) Light (c) Dark

Work Step by Step

(a) Hydrofluoric acid $(HF)$ is a weak electrolyte (according to the table 4.1, Page 118); therefore, the light bulb will only receive part of the electricity. (a) Sodium chloride ($NaCl$) is an ionic compound, which is very dissociated in water. Therefore, the solution will be very conductive. (b) Glucose is a very molecular compound, which makes it a bad conductor in water.
Update this answer!

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.