TEST BANK FOR ZUMDAHL CHEMISTRY 9TH EDITION (Complete Test Bank with Questions and Answers) TEST BANK FOR ZUMDAHL CHEMISTRY 9TH EDITION (Complete Test Bank with Questions and Answers) TEST BANK FOR ZUMDAHL CHEMISTRY 9TH EDITION (Complete Test Bank with Questions and Answers) TEST BANK FOR ZUMDAHL C...
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
i a ia ia ia ia ia ia ia ia ia
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
i a ia ia ia ia ia ia ia ia ia ia ia ia ia ia
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) 8.1 103 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
i a ia ia ia ia ia ia ia ia ia ia ia ia ia
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 1012 ia ia
C) 6.1 109 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
i a ia ia ia ia ia ia ia ia ia ia ia ia ia
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
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