Chemistry: The Molecular Nature of Matter and Change 7th Edition

Published by McGraw-Hill Education
ISBN 10: 007351117X
ISBN 13: 978-0-07351-117-7

Chapter 1 - Problems - Page 37: 1.55

Answer

a) 231.6 b) 0.0085 c) 140,000

Work Step by Step

a) 5 rounds the previous 5 up to a 6. b) zeroes before significant numbers in a number less than zero are insignificant 5 rounds the previous 4 up to a 5. c) zeroes are insignificant; 4 does not round up, so the previous 4 remains
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.