, Chapter 1
Chemistry: The Science of Change
1. What is a unifying principle that explains a body of experimental observations?
A. law
B. hypothesis
C. theory
D. phenomena
E. prediction
Accessibility: Keyboard Navigation
Bloom's Level: 2. Understand
Chapter: 01 Chemistry: The Science of Change
Difficulty: Easy
Subtopic: Scientific Method
Topic: Study of Chemistry
2. Which of the following is a tentative explanation for a set of observations?
A. law
B. hypothesis
C. theory
D. phenomena
E. prediction
Accessibility: Keyboard Navigation
Bloom's Level: 2. Understand
Chapter: 01 Chemistry: The Science of Change
Difficulty: Easy
Subtopic: Scientific Method
Topic: Study of Chemistry
3. What is the term used for findings that are summarized based on a pattern or trend?
A. law
B. hypothesis
C. theory
D. phenomena
E. prediction
Accessibility: Keyboard Navigation
Bloom's Level: 2. Understand
Chapter: 01 Chemistry: The Science of Change
Difficulty: Easy
Subtopic: Scientific Method
Topic: Study of Chemistry
4. Which of the following activities is not a part of good science?
A. proposing a theory
B. developing a hypothesis
C. making quantitative observations
D. designing experiments
E. indulging in speculation
Accessibility: Keyboard Navigation
Bloom's Level: 2. Understand
Chapter: 01 Chemistry: The Science of Change
Difficulty: Easy
Subtopic: Scientific Method
Topic: Study of Chemistry
5. Which of the following is a ‘substance’ according to the definition given in your textbook?
A. air
B. tap water
C. sea water
D. water
E. toothpaste
Accessibility: Keyboard Navigation
Bloom's Level: 3. Apply
Chapter: 01 Chemistry: The Science of Change
Difficulty: Medium
Subtopic: Classification and States of Matter
Subtopic: Properties of Matter
1-1
Copyright © 2018 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of
McGraw-Hill Education.
,Topic: Study of Chemistry
6. Which of the following cannot be separated into simpler substances by chemical means?
A. element
B. emulsion
C. compound
D. homogeneous mixture
E. heterogeneous mixture
Accessibility: Keyboard Navigation
Bloom's Level: 4. Analyze
Chapter: 01 Chemistry: The Science of Change
Difficulty: Medium
Subtopic: Classification and States of Matter
Subtopic: Properties of Matter
Topic: Study of Chemistry
7. If a liquid contains 60% sugar and 40% water throughout its composition, then what is it called?
A. solute
B. compound
C. homogeneous mixture
D. heterogeneous mixture
E. solvent
Accessibility: Keyboard Navigation
Bloom's Level: 4. Analyze
Chapter: 01 Chemistry: The Science of Change
Difficulty: Medium
Subtopic: Classification and States of Matter
Subtopic: Properties of Matter
Topic: Study of Chemistry
8. Which of the following does not have a uniform composition throughout?
A. element
B. compound
C. homogeneous mixture
D. heterogeneous mixture
E. solvent
Accessibility: Keyboard Navigation
Bloom's Level: 3. Apply
Chapter: 01 Chemistry: The Science of Change
Difficulty: Easy
Subtopic: Classification and States of Matter
Subtopic: Properties of Matter
Topic: Study of Chemistry
9. Which of the following is not an SI base unit?
A. meter
B. ampere
C. second
D. gram
E. kelvin
Accessibility: Keyboard Navigation
Bloom's Level: 2. Understand
Chapter: 01 Chemistry: The Science of Change
Difficulty: Medium
Subtopic: Measurement (SI Units)
Topic: Study of Chemistry
10. The SI base unit of mass is
A. mg
B. g
C. kg
D. metric ton
E. lb
Accessibility: Keyboard Navigation
Bloom's Level: 1. Remember
Chapter: 01 Chemistry: The Science of Change
Difficulty: Medium
Subtopic: Measurement (SI Units)
1-2
Copyright © 2018 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of
McGraw-Hill Education.
, Topic: Study of Chemistry
11. The SI prefix mega- (M) means
A. 10–6
B. 10–3
C. 103
D. 106
E. 109
Accessibility: Keyboard Navigation
Bloom's Level: 1. Remember
Chapter: 01 Chemistry: The Science of Change
Difficulty: Easy
Subtopic: Measurement (SI Units)
Topic: Study of Chemistry
12. The SI prefixes milli- and mega- represent, respectively:
A. 106 and 10–6
B. 10–3 and 106
C. 103 and 10–6
D. 10–3 and 109
E. 10–6 and 10–3
Accessibility: Keyboard Navigation
Bloom's Level: 1. Remember
Chapter: 01 Chemistry: The Science of Change
Difficulty: Medium
Subtopic: Measurement (SI Units)
Topic: Study of Chemistry
13. How many micrograms are in 65.3 kg?
A. 0.653 mg
B. 6.53 × 107 mg
C. 6.53 × 104 mg
D. 6.53 × 10–8 mg
E. 6.53 × 1010 mg
Accessibility: Keyboard Navigation
Bloom's Level: 3. Apply
Chapter: 01 Chemistry: The Science of Change
Difficulty: Hard
Subtopic: Dimensional Analysis
Subtopic: Measurement (SI Units)
Subtopic: Scientific Notation and Significant Figures
Topic: Study of Chemistry
14. A dose of medication was prescribed to be 35 microliters. Which of the following expresses that volume in centiliters?
A. 3.5 × 105 cL
B. 3.5 × 104 cL
C. 3.5 cL
D. 3.5 × 10–4 cL
E. 3.5 × 10–3 cL
Accessibility: Keyboard Navigation
Bloom's Level: 3. Apply
Chapter: 01 Chemistry: The Science of Change
Difficulty: Hard
Subtopic: Dimensional Analysis
Subtopic: Measurement (SI Units)
Subtopic: Scientific Notation and Significant Figures
Topic: Study of Chemistry
15. How many milliliters is 0.0055 L?
A. 0.55 mL
B. 5.5 mL
C. 0.5 mL
D. 0.0000055 mL
E. 182 mL
Accessibility: Keyboard Navigation
Bloom's Level: 3. Apply
Chapter: 01 Chemistry: The Science of Change
Difficulty: Medium
Subtopic: Dimensional Analysis
1-3
Copyright © 2018 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of
McGraw-Hill Education.
Chemistry: The Science of Change
1. What is a unifying principle that explains a body of experimental observations?
A. law
B. hypothesis
C. theory
D. phenomena
E. prediction
Accessibility: Keyboard Navigation
Bloom's Level: 2. Understand
Chapter: 01 Chemistry: The Science of Change
Difficulty: Easy
Subtopic: Scientific Method
Topic: Study of Chemistry
2. Which of the following is a tentative explanation for a set of observations?
A. law
B. hypothesis
C. theory
D. phenomena
E. prediction
Accessibility: Keyboard Navigation
Bloom's Level: 2. Understand
Chapter: 01 Chemistry: The Science of Change
Difficulty: Easy
Subtopic: Scientific Method
Topic: Study of Chemistry
3. What is the term used for findings that are summarized based on a pattern or trend?
A. law
B. hypothesis
C. theory
D. phenomena
E. prediction
Accessibility: Keyboard Navigation
Bloom's Level: 2. Understand
Chapter: 01 Chemistry: The Science of Change
Difficulty: Easy
Subtopic: Scientific Method
Topic: Study of Chemistry
4. Which of the following activities is not a part of good science?
A. proposing a theory
B. developing a hypothesis
C. making quantitative observations
D. designing experiments
E. indulging in speculation
Accessibility: Keyboard Navigation
Bloom's Level: 2. Understand
Chapter: 01 Chemistry: The Science of Change
Difficulty: Easy
Subtopic: Scientific Method
Topic: Study of Chemistry
5. Which of the following is a ‘substance’ according to the definition given in your textbook?
A. air
B. tap water
C. sea water
D. water
E. toothpaste
Accessibility: Keyboard Navigation
Bloom's Level: 3. Apply
Chapter: 01 Chemistry: The Science of Change
Difficulty: Medium
Subtopic: Classification and States of Matter
Subtopic: Properties of Matter
1-1
Copyright © 2018 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of
McGraw-Hill Education.
,Topic: Study of Chemistry
6. Which of the following cannot be separated into simpler substances by chemical means?
A. element
B. emulsion
C. compound
D. homogeneous mixture
E. heterogeneous mixture
Accessibility: Keyboard Navigation
Bloom's Level: 4. Analyze
Chapter: 01 Chemistry: The Science of Change
Difficulty: Medium
Subtopic: Classification and States of Matter
Subtopic: Properties of Matter
Topic: Study of Chemistry
7. If a liquid contains 60% sugar and 40% water throughout its composition, then what is it called?
A. solute
B. compound
C. homogeneous mixture
D. heterogeneous mixture
E. solvent
Accessibility: Keyboard Navigation
Bloom's Level: 4. Analyze
Chapter: 01 Chemistry: The Science of Change
Difficulty: Medium
Subtopic: Classification and States of Matter
Subtopic: Properties of Matter
Topic: Study of Chemistry
8. Which of the following does not have a uniform composition throughout?
A. element
B. compound
C. homogeneous mixture
D. heterogeneous mixture
E. solvent
Accessibility: Keyboard Navigation
Bloom's Level: 3. Apply
Chapter: 01 Chemistry: The Science of Change
Difficulty: Easy
Subtopic: Classification and States of Matter
Subtopic: Properties of Matter
Topic: Study of Chemistry
9. Which of the following is not an SI base unit?
A. meter
B. ampere
C. second
D. gram
E. kelvin
Accessibility: Keyboard Navigation
Bloom's Level: 2. Understand
Chapter: 01 Chemistry: The Science of Change
Difficulty: Medium
Subtopic: Measurement (SI Units)
Topic: Study of Chemistry
10. The SI base unit of mass is
A. mg
B. g
C. kg
D. metric ton
E. lb
Accessibility: Keyboard Navigation
Bloom's Level: 1. Remember
Chapter: 01 Chemistry: The Science of Change
Difficulty: Medium
Subtopic: Measurement (SI Units)
1-2
Copyright © 2018 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of
McGraw-Hill Education.
, Topic: Study of Chemistry
11. The SI prefix mega- (M) means
A. 10–6
B. 10–3
C. 103
D. 106
E. 109
Accessibility: Keyboard Navigation
Bloom's Level: 1. Remember
Chapter: 01 Chemistry: The Science of Change
Difficulty: Easy
Subtopic: Measurement (SI Units)
Topic: Study of Chemistry
12. The SI prefixes milli- and mega- represent, respectively:
A. 106 and 10–6
B. 10–3 and 106
C. 103 and 10–6
D. 10–3 and 109
E. 10–6 and 10–3
Accessibility: Keyboard Navigation
Bloom's Level: 1. Remember
Chapter: 01 Chemistry: The Science of Change
Difficulty: Medium
Subtopic: Measurement (SI Units)
Topic: Study of Chemistry
13. How many micrograms are in 65.3 kg?
A. 0.653 mg
B. 6.53 × 107 mg
C. 6.53 × 104 mg
D. 6.53 × 10–8 mg
E. 6.53 × 1010 mg
Accessibility: Keyboard Navigation
Bloom's Level: 3. Apply
Chapter: 01 Chemistry: The Science of Change
Difficulty: Hard
Subtopic: Dimensional Analysis
Subtopic: Measurement (SI Units)
Subtopic: Scientific Notation and Significant Figures
Topic: Study of Chemistry
14. A dose of medication was prescribed to be 35 microliters. Which of the following expresses that volume in centiliters?
A. 3.5 × 105 cL
B. 3.5 × 104 cL
C. 3.5 cL
D. 3.5 × 10–4 cL
E. 3.5 × 10–3 cL
Accessibility: Keyboard Navigation
Bloom's Level: 3. Apply
Chapter: 01 Chemistry: The Science of Change
Difficulty: Hard
Subtopic: Dimensional Analysis
Subtopic: Measurement (SI Units)
Subtopic: Scientific Notation and Significant Figures
Topic: Study of Chemistry
15. How many milliliters is 0.0055 L?
A. 0.55 mL
B. 5.5 mL
C. 0.5 mL
D. 0.0000055 mL
E. 182 mL
Accessibility: Keyboard Navigation
Bloom's Level: 3. Apply
Chapter: 01 Chemistry: The Science of Change
Difficulty: Medium
Subtopic: Dimensional Analysis
1-3
Copyright © 2018 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of
McGraw-Hill Education.
