Answered: Is 0.468 meters exact, or measured?

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Is 0.468 meters exact, or measured?

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Exact numbers those which are obtained after counting and are well defined. These numbers are have an exact value. They have indefinite number of significant figures. For example the number of objects in a dozen are 12.

Measured numbers are those which are obtained after measuring a quantity. The values of these number may vary. For example the mass of a number can be 0.5 g or 0.48 g.

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