Chemistry and Chemical Reactivity (9th Edition)

Published by Cengage Learning
ISBN 10: 1133949649
ISBN 13: 978-1-13394-964-0

Chapter 2 Atoms, Molecules, and Ions - 2-3 Isotopes - Review & Check for Section 2-3 - Page 50: 2

Answer

c) Na

Work Step by Step

With a mass number of 23 and 12 neutrons, the atom must have 11 protons. This means the element is Sodium.
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.