Test Bank For Chemistry 12th Edition By Timberlake
Chapter 1 Chemistry in Our Lives
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.
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.
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