Answer
Exact values have an unlimited number of sig figs.
Work Step by Step
Defined quantities are exact. The number four, and the conversion factor 1000m = 1km are examples of exact numbers.
Introductory Chemistry (5th Edition)
by Tro, Nivaldo J.
Published by
Pearson
ISBN 10:
032191029X
ISBN 13:
978-0-32191-029-5
Chapter 2 - Measurement and Problem Solving - Exercises - Questions - Page 47: 6
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