Answered: Round 3.075 to 3 significant figures…

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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Question

Round 3.075 to 3 significant figures and put in scientific notation.

Expert Solution

Step 1

Rounding significant figures :-

* If the rightmost digit to be removed is greater that five then preceding digit is increases by one unit.

* If rightmost digit to be removed is less than five then preceding digit is unaltered.

* If right most digit to be removed is equals to five then , if the preceding digit is odd number it is increased by one unit and if it is even number it will be unaltered .

Scientific notation :-

Expressing a number in the form of

a.b×10ⁿ

Is called scientific notation

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