Introductory Chemistry (5th Edition)

Published by Pearson
ISBN 10: 032191029X
ISBN 13: 978-0-32191-029-5

Chapter 2 - Measurement and Problem Solving - Exercises - Problems - Page 49: 44

Answer

a. 0.00010321s- 0.XXX10321s b.132600324 kg- 132600324kg. all the zeros are significant as they are in between non zero digits. c.0.0001240 in- 0.XXX1240 in Only trailing zero is significant. d.0.02061m- X.X2061m Leading zeros are insignificant while zero between 2 and 6 is significant.

Work Step by Step

a. 0.00010321s- 0.XXX10321s b.132600324 kg- 132600324kg. all the zeros are significant as they are in between non zero digits. c.0.0001240 in- 0.XXX1240 in Only trailing zero is significant. d.0.02061m- X.X2061m Leading zeros are insignificant while zero between 2 and 6 is significant.
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