General, Organic Biological Chemistry, Smith - Exam Preparation Test Bank (Downloadable Doc)

Chapter 01 - Matter and Measurement


Chapter 01
Matter and Measurement




Multiple Choice Questions


1. Which is not an example of a pure substance?
A. Sugar
B. Air
C. Aluminum foil
D. Water
E. A block of dry ice


Bloom's Level: 1. Remember
Difficulty: Easy
Gradable: automatic
Subtopic: Classification and States of Matter
Topic: Study of Chemistry



2. Which is an example of a physical change?
A. The rusting of an iron nail
B. The burning of propane in a gas grill
C. Baking cookies
D. Polishing tarnished silver
E. Melting of an ice cube in a glass of soda


Bloom's Level: 2. Understand
Difficulty: Easy
Gradable: automatic
Subtopic: Classification and States of Matter
Topic: Study of Chemistry




1-1
Copyright © 2016 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of
McGraw-Hill Education.

,Chapter 01 - Matter and Measurement




3. Which measurement has the fewest number of significant figures?
A. 12.80 m
B. 0.1280 m
C. 0.001280 m
D. 1280 m
E. All of the measurements have the same number of significant figures.


Bloom's Level: 1. Remember
Difficulty: Easy
Gradable: automatic
Subtopic: Scientific Notation and Significant Figures
Topic: Study of Chemistry



4. Which quantity is an exact number?
A. 3 cars
B. 1,000 m
C. 2 L
D. 453.6 g


Bloom's Level: 1. Remember
Difficulty: Easy
Gradable: automatic
Subtopic: Scientific Notation and Significant Figures
Topic: Study of Chemistry



5. The number 0.0035880 expressed correctly using scientific notation is
A. 0.0035889
B. 3.5880  103
C.

3.5880  10–3


D. 3.5880  10–4
E. 3.588  10–3

Bloom's Level: 1. Remember
Difficulty: Easy
Gradable: automatic
Subtopic: Scientific Notation and Significant Figures
Topic: Study of Chemistry




1-2
Copyright © 2016 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of
McGraw-Hill Education.

,Chapter 01 - Matter and Measurement




6. The measurement 78,005,760 expressed correctly using scientific notation is
A. 7.8005760  107
B. 7.8005760  10–7
C. 7.8  107
D.

7.800576  10–7


E.
7.800576  107




Bloom's Level: 1. Remember
Difficulty: Easy
Gradable: automatic
Subtopic: Scientific Notation and Significant Figures
Topic: Study of Chemistry



7. When 4.870  10–3 is correctly converted to its standard form the number becomes
A. 4870
B. 4870.
C. 0.00487
D. 0.004870
E. 0.0004870


Bloom's Level: 2. Understand
Difficulty: Easy
Gradable: automatic
Subtopic: Scientific Notation and Significant Figures
Topic: Study of Chemistry




1-3
Copyright © 2016 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of
McGraw-Hill Education.

, Chapter 01 - Matter and Measurement




8. Which number is the largest?
A. 4.38  103
B. 4.38  102
C. 4.38  10–3
D. 4.38  10–2
E. 438


Bloom's Level: 3. Apply
Difficulty: Easy
Gradable: automatic
Subtopic: Scientific Notation and Significant Figures
Topic: Study of Chemistry



9. Which number is the smallest?
A. 4.38  103
B. 4.38  102
C. 4.38  10–3
D. 4.38  10–2
E. 438


Bloom's Level: 2. Understand
Difficulty: Easy
Gradable: automatic
Subtopic: Scientific Notation and Significant Figures
Topic: Study of Chemistry



10. When 0.022189 is correctly rounded to two significant figures the number becomes
A. 0.02
B. 0.022
C. 22
D. 0.023


Bloom's Level: 2. Understand
Difficulty: Easy
Gradable: automatic
Subtopic: Scientific Notation and Significant Figures
Topic: Study of Chemistry




1-4
Copyright © 2016 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of
McGraw-Hill Education.