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

TESTBANK n
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CHEMISTRY

STEVEN S. ZUMDAHL & SUSAN A. ZUMDAHL
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9th Edition
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TESTBANK n
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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. nb nb nb nb nb nb nb




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




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
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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 nb nb nb nb nb




B) does not contain a number nb nb nb nb




C) always makes a comparison nb nb nb




D) must be obtained through experimentationnb nb nb nb




E) is none of these nb nb nb




ANS: A DIF: Easy
n b n b 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 nb




E) experiment
ANS: D DIF: Easy
n b n b 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 nb




E) experiment
ANS: D DIF: Easy
n b n b 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 n b DIF: Easy n b 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 nb nb nb nb




D) 1 gram = 102 centigrams
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E) 10 decimeters = 1 meternb nb nb nb




ANS: B n b DIF: Easy n b 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 n b DIF: Easy n b 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 n b DIF: Easy n b 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 n b DIF: Easy n b 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- nb nb nb nb nb nb




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




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




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




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




ANS: A n b DIF: Easy
n b 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 nb nb




B) 8.1  10
3
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C) 81
D) 0.81
E) 8.1  10−3 nb nb




ANS: B n b DIF: Easy
n b REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | mass MSC:
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Conceptual
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12. Convert 0.3980 m to mm. nb nb nb nb




A)
B)
C)
D)
E)
ANS: A n b DIF: Easy
n b 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 nb nb




B) 6.1  10−12 nb nb



−9
C) 6.1  10 nb nb




D) 6.1  109 nb nb




E) 6.1  1015 nb nb




ANS: A n b DIF: Easy
n b 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 nb nb




B) 9.49  109 nb nb




C) 9.49  1012 nb nb




D) 9.49  1010 nb nb




E) 9.49  108 nb nb