Chemistry: An Introduction to General, Organic, and Biological Chemistry (12th Edition)

Published by Prentice Hall
ISBN 10: 0321908449
ISBN 13: 978-0-32190-844-5

Chapter 2 - Section 2.3 - Significant Figures in Calculations - Questions and Problems - Page 33: 2.25a

Answer

1.55

Work Step by Step

In multiplication and division, the answer has the same number f significant figures as the number in the original problem that has the FEWEST significant digits. $45.7\times0.034$ = 1.5538 should be rounded to 1.55 because in the original problem the least number of significant figures is 3.
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