1. How many significant figures do the following numbers have? 3 A. 3.040 °C 3 B. 4,500,000 m/s2 ४ C. 15.06 kg D. 12,001 coulombs S E. 6.0500 sec F. 9,002.00 m 4 G. 0.0045 kg 2 H. 1.010×10¹ Pa 1. 9.11-10 kg + J. 1306.00 m/s 4 K. 5020 sec L 980 m 2

Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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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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1. How many significant figures do the following numbers have?
A. 3.040 °C 3
E. 6.0500 sec 3
B. 4,500,000 m/s
F. 9,002.00 m 4
G. 0.0045 kg 2
H. 1.010×10¹ Pa
C. 15.06 kg
D. 12,001 coulombs S
2. With the above numbers, do the following mathematical operations.
Give your answers with the correct number of significant figures.
1. B-J=
IV. JX K-
IL L+E-
III. D+H=
Object
3. Measure the grey object to the correct number of significant figures.
Icm
Length of the object=
V. E+K=
2cm
VL FxL=
cstephenmurray.com
Object
5. Add these measurements: 35.2 cm + 1.2 km +85 m.
A. First convert them to standard units (m):
Width of the object=
1 9.11-10¹ kg +
J. 1306.00 m/s 4
K. 5020 sec 3
L 980 m 2
1cm
4. Using the measurements that you recorded in question 3, calculate the surface area of the object in
square centimeters. Give your answer to the correct number of sig figs.
B. Add them together, giving your number with the correct number of sig figs.
2cm
Copyright © 2010, C. Stephen Murray
Transcribed Image Text:1. How many significant figures do the following numbers have? A. 3.040 °C 3 E. 6.0500 sec 3 B. 4,500,000 m/s F. 9,002.00 m 4 G. 0.0045 kg 2 H. 1.010×10¹ Pa C. 15.06 kg D. 12,001 coulombs S 2. With the above numbers, do the following mathematical operations. Give your answers with the correct number of significant figures. 1. B-J= IV. JX K- IL L+E- III. D+H= Object 3. Measure the grey object to the correct number of significant figures. Icm Length of the object= V. E+K= 2cm VL FxL= cstephenmurray.com Object 5. Add these measurements: 35.2 cm + 1.2 km +85 m. A. First convert them to standard units (m): Width of the object= 1 9.11-10¹ kg + J. 1306.00 m/s 4 K. 5020 sec 3 L 980 m 2 1cm 4. Using the measurements that you recorded in question 3, calculate the surface area of the object in square centimeters. Give your answer to the correct number of sig figs. B. Add them together, giving your number with the correct number of sig figs. 2cm Copyright © 2010, C. Stephen Murray
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