Test Bank - for Chemistry An Introduction to General, Organic, and Biological Chemistry 13th Edition by Karen Timberlake, All Chapters | Complete Guide A+

An Introduction to General, Organic, and Biological Chemistry, 13e (Timberlake)
Chapter 1 Chemistry in Our Lives

1.1 Multiple-Choice Questions
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1) Water, H2O, is an example of a(n) ________.
A) chemical
B) solid
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C) wave
D) electric charge
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E) element
Answer: A
Page Ref: 1.1
Learning Obj.: 1.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across
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chemistry.

2) In this list, which substance can be classified as a chemical?
A) salt
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B) sleep
C) cold
D) heat
E) temperature
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Answer: A
Page Ref: 1.1
Learning Obj.: 1.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across
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chemistry.

3) One example of a chemical used in toothpaste is ________.
A) chlorine
B) sulfur
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C) carbon dioxide
D) calcium carbonate
E) sugar
Answer: D
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Page Ref: 1.1
Learning Obj.: 1.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across
chemistry.
??
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1
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, 4) Which of the following is not a chemical?
A) salt
B) water
C) light
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D) carbon dioxide
E) sugar
Answer: C
Page Ref: 1.1
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Learning Obj.: 1.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across
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chemistry.

5) Sodium fluorophosphate is a chemical used in toothpaste to ________.
A) make the paste white
B) disinfect the toothbrush
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C) keep the paste from spoiling
D) remove plaque
E) strengthen tooth enamel
Answer: E
Page Ref: 1.1
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Learning Obj.: 1.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across
chemistry.
s2
6) When a part of the body is injured, substances called ________ are released.
A) aspirins
B) pain relievers
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C) nitrogen oxides
D) chlorofluorocarbons
E) prostaglandins
Answer: E
Page Ref: 1.1
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Learning Obj.: 1.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across
chemistry.
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7) Titanium dioxide is a chemical used in toothpaste to ________.
A) make the paste white
B) disinfect the toothbrush
C) keep the paste from spoiling
D) remove plaque
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E) strengthen tooth enamel
Answer: A
Page Ref: 1.1
Learning Obj.: 1.1
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Global Outcomes: G7 Demonstrate the ability to make connections between concepts across
chemistry.
?
2
Copyright © 2018 Pearson Education, Inc.

, 8) Which of the following is a chemical?
A) sugar
B) heat
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C) light
D) noise
E) a wave
Answer: A
d
Page Ref: 1.1
Learning Obj.: 1.1
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Global Outcomes: G7 Demonstrate the ability to make connections between concepts across
chemistry.

9) You notice that there is more traffic between 8 and 9 in the morning. This would be a(n)
________.
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A) observation
B) hypothesis
C) experiment
D) theory
E) all the above
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Answer: A
Page Ref: 1.2
Learning Obj.: 1.2
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Global Outcomes: G1 Demonstrate an understanding of the principles of scientific inquiry.

10) There is more traffic between 8 and 9 in the morning because most people start work at 9.
This would be a(n) ________.
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A) observation
B) hypothesis
C) experiment
D) theory
E) all the above
??
Answer: B
Page Ref: 1.2
Learning Obj.: 1.2
Global Outcomes: G1 Demonstrate an understanding of the principles of scientific inquiry.
??
??
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3
Copyright © 2018 Pearson Education, Inc.

, 11) One way to enhance your learning in chemistry is to ________.
A) study a little every day
B) retest every few days
C) go to office hours
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D) study different ideas at the same time
E) all the above
Answer: E
Page Ref: 1.3
d
Learning Obj.: 1.3
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across
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chemistry.

12) In order to enhance your learning in chemistry, you should not ________.
A) study a little every day
B) form a study group
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C) go to office hours
D) retest every few days
E) wait until the night before the exam to study
Answer: E
Page Ref: 1.3
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Learning Obj.: 1.3
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across
chemistry.
s2
13) In the number 12.345, the 4 is in the ________ place.
A) tens
B) ones
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C) tenths
D) hundredths
E) thousandths
Answer: D
Page Ref: 1.4
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Learning Obj.: 1.4
Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.

14) In the number 12.345, the 1 is in the ________ place.
??
A) tens
B) ones
C) tenths
D) hundredths
E) thousandths
??
Answer: A
Page Ref: 1.4
Learning Obj.: 1.4
Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.
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4
Copyright © 2018 Pearson Education, Inc.