Digital Test Bank - Chemistry,Zumdahl,10e

Chapter 01 - Chemical Foundations
1. Which of the following is an example of a quantitative observation?
a. The piece of metal is longer than the piece of wood.
b. Solution 1 is much darker than solution 2.
c. The liquid in beaker A is blue.
d. The temperature of the liquid is 60°C.
e. At least two of the above (A-D) are quantitative observations.
ANSWER: d
POINTS: 1
DIFFICULTY: Easy
REFERENCES: 1.2
QUESTION TYPE: Multiple Choice
HAS VARIABLES: False
KEYWORDS: Chemistry | general chemistry | general concepts | scientific method
OTHER: Conceptual
DATE CREATED: 3/4/2016 4:26 PM
DATE MODIFIED: 3/4/2016 4:26 PM

2. A quantitative observation
a. contains a number and a unit
b. does not contain a number
c. always makes a comparison
d. must be obtained through experimentation
e. is none of these
ANSWER: a
POINTS: 1
DIFFICULTY: Easy
REFERENCES: 1.2
QUESTION TYPE: Multiple Choice
HAS VARIABLES: False
KEYWORDS: Chemistry | general chemistry | general concepts | scientific method
OTHER: Conceptual
DATE CREATED: 3/4/2016 4:26 PM
DATE MODIFIED: 3/4/2016 4:26 PM

3. Generally, observed behavior that can be formulated into a statement, sometimes mathematical in nature, is
called a(n)
a. observation
b. measurement
c. theory
d. natural law
e. experiment
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,Chapter 01 - Chemical Foundations
ANSWER: d
POINTS: 1
DIFFICULTY: Easy
REFERENCES: 1.2
QUESTION TYPE: Multi-Mode (Multiple choice)
HAS VARIABLES: False
KEYWORDS: Chemistry | general chemistry | general concepts | scientific method
OTHER: Conceptual
DATE CREATED: 3/4/2016 4:26 PM
DATE MODIFIED: 3/4/2016 4:26 PM

4. The statement “The total mass of materials is not affected by a chemical change in those materials” is called
a(n)
a. observation
b. measurement
c. theory
d. natural law
e. experiment
ANSWER: d
POINTS: 1
DIFFICULTY: Easy
REFERENCES: 1.2
QUESTION TYPE: Multi-Mode (Multiple choice)
HAS VARIABLES: False
KEYWORDS: Chemistry | general chemistry | general concepts | scientific method
OTHER: Conceptual
DATE CREATED: 3/4/2016 4:26 PM
DATE MODIFIED: 3/4/2016 4:26 PM

5. A chemical theory that has been known for a long time becomes a law.
a. True
b. False
ANSWER: False
POINTS: 1
DIFFICULTY: Easy
REFERENCES: 1.2
QUESTION TYPE: True / False
HAS VARIABLES: False
KEYWORDS: Chemistry | general chemistry | general concepts | scientific method
OTHER: Conceptual
DATE CREATED: 3/4/2016 4:26 PM
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,Chapter 01 - Chemical Foundations
DATE MODIFIED: 3/4/2016 4:26 PM

6. Which of the following metric relationships is incorrect?
a. 1 microliter = 10–6 liters
b. 1 gram = 103 kilograms
c. 103 milliliters = 1 liter
1 gram = 102 centigrams
d.
e. 10 decimeters = 1 meter
ANSWER: b
POINTS: 1
DIFFICULTY: Easy
REFERENCES: 1.3
QUESTION TYPE: Multiple Choice
HAS VARIABLES: False
KEYWORDS: Chemistry | general chemistry | general concepts | measurement | prefixes | SI unit
OTHER: Quantitative
DATE CREATED: 3/4/2016 4:26 PM
DATE MODIFIED: 3/4/2016 4:26 PM

7. For which pair is the SI prefix not matched correctly with its meaning?
a. tera = 1012
b. centi = 0.01
c. kilo = 1000
d. pico = 10-12
e. deci = 10
ANSWER: e
POINTS: 1
DIFFICULTY: Easy
REFERENCES: 1.3
QUESTION TYPE: Multiple Choice
HAS VARIABLES: True
KEYWORDS: Chemistry | general chemistry | general concepts | measurement | prefixes | SI unit
OTHER: Conceptual
DATE CREATED: 3/4/2016 4:26 PM
DATE MODIFIED: 1/31/2017 6:30 AM

8. A metric unit for length is
a. gram
b. milliliter
c. yard
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, Chapter 01 - Chemical Foundations
d. kilometer
e. pound
ANSWER: d
POINTS: 1
DIFFICULTY: Easy
REFERENCES: 1.3
QUESTION TYPE: Multi-Mode (Multiple choice)
HAS VARIABLES: False
KEYWORDS: base unit | Chemistry | general chemistry | general concepts | measurement | SI unit
OTHER: Conceptual
DATE CREATED: 3/4/2016 4:26 PM
DATE MODIFIED: 3/4/2016 4:26 PM

9. Which of the following is not a unit in the SI system?
a. ampere
b. candela
c. Kelvin
d. meter
e. calorie
ANSWER: e
POINTS: 1
DIFFICULTY: Easy
REFERENCES: 1.3
QUESTION TYPE: Multiple Choice
HAS VARIABLES: False
KEYWORDS: base unit | Chemistry | general chemistry | general concepts | measurement | SI unit
OTHER: Conceptual
DATE CREATED: 3/4/2016 4:26 PM
DATE MODIFIED: 3/4/2016 4:26 PM

10. Order the four metric prefixes from smallest to largest.
a. nano- < milli- < centi- < deka-
b. milli- < nano- < centi- < deka-
c. deka- < centi- < nano- < milli-
d. deka- < centi- < milli- < nano-
e. centi- < nano- < deka- < milli-
ANSWER: a
POINTS: 1
DIFFICULTY: Easy
REFERENCES: 1.3
QUESTION TYPE: Multiple Choice
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