TEST BANK FOR ZUMDAHL CHEMISTRY 9TH EDITION (Complete Test Bank with Questions and Answers)

Test bank
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,Chapter 1: Chemical Foundations
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1. Which of the following is an example of a quantitative observation?
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A) The piece of metal is longer than the piece of wood.
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B) Solution 1 is much darker than solution 2. ia ia ia ia ia ia ia



C) The liquid in beaker A is blue. ia ia ia ia ia ia



D) The temperature of the liquid is 60°C.
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E) At least two of the above (A-D) are quantitative observations.
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ANS: D DIF: Easy
i a i a REF: 1.2
KEY: Chemistry | general chemistry | general concepts | scientific method
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MSC: Conceptual
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2. A quantitative observation
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A) contains a number and a unit ia ia ia ia ia



B) does not contain a number ia ia ia ia



C) always makes a comparison ia ia ia



D) must be obtained through experimentation
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E) is none of these ia ia ia




ANS: A DIF: Easy
i a i a REF: 1.2
KEY: Chemistry | general chemistry | general concepts | scientific method
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MSC: Conceptual
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3. Generally, observed behavior that can be formulated into a statement, sometimes
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mathematical in nature, is called a(n)
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A) observation
B) measurement
C) theory
D) natural law ia



E) experiment
ANS: D DIF: Easy
i a i a REF: 1.2
KEY: Chemistry | general chemistry | general concepts | scientific method
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MSC: Conceptual
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4. The statement ―The total mass of materials is not affected by a chemical change in those
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materials‖ is called a(n)
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A) observation
B) measurement
C) theory
D) natural law ia



E) experiment
ANS: D DIF: Easy
i a i a REF: 1.2
KEY: Chemistry | general chemistry | general concepts | scientific method
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MSC: Conceptual
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5. A chemical theory that has been known for a long time becomes a law.
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, ANS: F DIF: Easy
i a i a REF: 1.2
KEY: Chemistry | general chemistry | general concepts | scientific method
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MSC: Conceptual
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6. Which of the following metric relationships is incorrect?
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A) 1 microliter = 10–6 liters
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B) 1 gram = 103 kilograms
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C) 103 milliliters = 1 liter ia ia ia ia



D) 1 gram = 102 centigrams
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E) 10 decimeters = 1 meter
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ANS: B DIF: Easy
i a i a REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | prefixes
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MSC: Quantitative
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7. For which pair is the SI prefix not matched correctly with its meaning?
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A)
B)
C)
D)
E)
ANS: C DIF: Easy
i a i a REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | prefixes
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MSC: Conceptual
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8. A metric unit for length is
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A) gram
B) milliliter
C) yard
D) kilometer
E) pound
ANS: D DIF: Easy
i a i a REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | base unit
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MSC: Conceptual
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9. Which of the following is not a unit in the SI system?
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A) ampere
B) candela
C) Kelvin
D) meter
E) calorie
ANS: E DIF: Easy
i a i a REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | base unit
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MSC: Conceptual
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10. Order the four metric prefixes from smallest to largest.
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, A) nano- < milli- < centi- < kilo- ia ia ia ia ia ia



B) milli- < nano- < centi- < kilo- ia ia ia ia ia ia



C) kilo- < centi- < nano- < milli- ia ia ia ia ia ia



D) kilo- < centi- < milli- < nano- ia ia ia ia ia ia



E) centi- < nano- < kilo- < milli- ia ia ia ia ia ia




ANS: A i aDIF: Easy
i a REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | prefixes
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MSC: Conceptual
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11. 8.1 kilogram(s) contains this many grams.
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A) 8.1  102 ia ia



B) 8.1  103 ia ia



C) 81
D) 0.81
E) 8.1  103 ia ia




ANS: B i aDIF: Easy
i a REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | mass
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MSC: Conceptual
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12. Convert 0.3980 m to mm. ia ia ia ia



A)
B)
C)
D)
E)
ANS: A i aDIF: Easy
i a REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | prefixes
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MSC: Conceptual
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13. 6.1 seconds contain this many picoseconds.
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A) 6.1  1012 ia ia



B) 6.1  1012 ia ia



C) 6.1  109 ia ia



D) 6.1  109 ia ia



E) 6.1  1015 ia ia




ANS: A i aDIF: Easy
i a REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | prefixes
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MSC: Conceptual
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14. 9.49 seconds contain this many nanoseconds.
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A) 9.49  107 ia ia



B) 9.49  109 ia ia



C) 9.49  1012 ia ia



D) 9.49  1010 ia ia



E) 9.49  108 ia ia