SC1!Counting significant digits when measurements are multiplied o...Multiply or divide the following measurements. Be sure each answer you enter contains the correct number of s70Explanation(B7.81482.6 m ÷ 75.3 s =78.1@2molLx 4.6 L = molmol- Xx 37. L = molLCheck#3$445%x10XŚMacBook Pro< 6&7O 2022 McGraw Hill LE8

Answered: Multiply or divide the following…

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

SC
1
!
Counting significant digits when measurements are multiplied o...
Multiply or divide the following measurements. Be sure each answer you enter contains the correct number of s
70
Explanation
(B
7.81
482.6 m ÷ 75.3 s =
78.1
@
2
mol
L
x 4.6 L = mol
mol
- X
x 37. L = mol
L
Check
#3
$
4
45
%
x10
X
Ś
MacBook Pro
< 6
&
7
O 2022 McGraw Hill LE
8

Expert Solution

Step 1

Rules for determining the correct no. Of significant figures in answers:

Rule 1. The result of an addition or subtraction should be reported to the same number of decimal places as that of the term with least number of decimal places.

Rule 2. The result of a multiplication or division should be reported to the same number of significant figures as is possessed by the least precise term used in the calculation.

Rule 3. If a calculation involves a number of steps, the result should contain the same number of significant figures as that of the least precise number involved, other than the exact numbers.

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