Answer
$3.00 \times 10^{-3}$
Work Step by Step
There is 1 significant figure in $3 \times 10^{-3}$. We add two zeros after . to get 3 significant figures.
Chemistry: An Introduction to General, Organic, and Biological Chemistry (12th Edition)
by Timberlake, Karen C.
Published by
Prentice Hall
ISBN 10:
0321908449
ISBN 13:
978-0-32190-844-5
Chapter 2 - Section 2.7 - Density - Additional Questions and Problems - Page 53: 2.72b
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