Test Bank For General Organic And Biological Chemistry 3rd Edition By janice Smith

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
Chapter 01 – Matter and Measurement
1-2
McGraw-Hill Education.
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