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

TEST BANK FOR
An Introduction to General, Organic, and Biological Chemistry, 13e (Timberlake)
Chapter 1 Chemistry in Our Lives
ALL ANSWERS INCLUDED | ALL CHAPTERS INCLUDED

1.1 Multiple- Choice Questions

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

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

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

5) Sodium fluorophosphate 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
E) strengthen tooth enamel
Answer: E
Page Ref: 1.1
Learning Obj.: 1.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.

6) When a part of the body is injured, substances called are released.
A) aspirins
B) pain relievers
C) nitrogen oxides
D) chlorofluorocarbons
E) prostaglandins
Answer: E
Page Ref: 1.1
Learning Obj.: 1.1
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.

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
E) strengthen tooth enamel
Answer: A
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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,8) Which of the following is a chemical?
A) sugar
B) heat
C) light
D) noise
E) a wave
Answer: A
Page Ref: 1.1
Learning Obj.: 1.1
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)
.
A) observation
B) hypothesis
C) experiment
D) theory
E) all the above
Answer: A
Page Ref: 1.2
Learning Obj.: 1.2
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) .
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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, 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
D) study different ideas at the same time
E) all the above
Answer: E
Page Ref: 1.3
Learning Obj.: 1.3
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.

12) In order to enhance your learning in chemistry, you should not .
A) study a little every day
B) form a study group
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
Learning Obj.: 1.3
Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.

13) In the number 12.345, the 4 is in the place.
A) tens
B) ones
C) tenths
D) hundredths
E) thousandths
Answer: D
Page Ref: 1.4
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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