Chemistry: A Molecular Approach (3rd Edition)

Published by Prentice Hall
ISBN 10: 0321809246
ISBN 13: 978-0-32180-924-7

Chapter 15 - Sections 15.1-15.12 - Exercises - Cumulative Problems - Page 749: 127a

Answer

$HF$ is a weak acid.

Work Step by Step

Since we can identify $HF$ molecules in the solution, the acid didn't dissociated $100\%$ into $H_3O^+$ and $F^-$ ions, making this a weak acid.
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