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 - 2-5 The Periodic Table - Case Study - Questions - Page 53: 2


$15.9993 u $

Work Step by Step

The molar mass is given by the weighted average of the masses of the isotopes, weighted by their abundances. $15.9949\times0.99763+16.9991\times0.000375+17.9991\times0.001995 = 15.9993 u $
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.