Test Bank for Principles of Biochemistry, 5th Edition by Laurence A. Moran, H. Robert Horton| 9780137522866| All Chapters| LATEST

TESTBANK Q




CHEMISTRY

STEVEN S. ZUMDAHL & SUSAN A. ZUMDAHL
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9th Edition
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TESTBANK Q

,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. Q Q Q Q Q Q Q




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




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 Q QDIF: Easy REF: 1.2
KEY: Chemistry | general chemistry | general concepts | scientific method MS
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C: Conceptual
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2. A quantitative observation
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A) contains a number and a unit Q Q Q Q Q




B) does not contain a number Q Q Q Q




C) always makes a comparison Q Q Q




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




ANS: A Q QDIF: Easy REF: 1.2
KEY: Chemistry | general chemistry | general concepts | scientific method MS
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C: Conceptual
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3. Generally, observed behavior that can be formulated into a statement, sometimes ma
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thematical in nature, is called a(n) Q Q Q Q Q




A) observation
B) measurement
C) theory
D) natural law Q




E) experiment
ANS: D Q QDIF: Easy REF: 1.2
KEY: Chemistry | general chemistry | general concepts | scientific method MS
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C: Conceptual
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4. The statement “The total mass of materials is not affected bya chemical change in those mate
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rials” is called a(n)
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A) observation
B) measurement
C) theory
D) natural law Q




E) experiment
ANS: D Q QDIF: Easy REF: 1.2
KEY: Chemistry | general chemistry | general concepts | scientific method MS
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C: 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 Q QDIF: Easy REF: 1.2
KEY: Chemistry | general chemistry | general concepts | scientific method MS
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C: 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 Q Q Q Q




D) 1 gram = 102 centigrams
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E) 10 decimeters = 1 meter
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ANS: B Q QDIF: Easy REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | prefixes MSC:
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Quantitative

7. For which pair is the SI prefix not matched correctlywith its meaning? A)
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B) Q




C) Q




D) Q




E) Q




ANS: C Q QDIF: Easy REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | prefixes MSC:
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Conceptual

8. A metric unit for length is
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A) gram
B) milliliter
C) yard
D) kilometer
E) pound
ANS: D Q QDIF: Easy REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | base unit MSC:
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Conceptual

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 Q QDIF: Easy REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | base unit MSC:
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Conceptual

10. Order the four metric prefixes from smallest to largest.
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, A) nano- < milli- < centi- < kilo-
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B) milli- < nano- < centi- < kilo-
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C) kilo- < centi- < nano- < milli-
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D) kilo- < centi- < milli- < nano-
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E) centi- < nano- < kilo- < milli-
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ANS: A Q QDIF: Easy REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | prefixes MSC:
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Conceptual

11. 8.1 kilogram(s) contains this many grams.
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A) 8.1  102 Q Q




B) 8.1  103 Q Q




C) 81
D) 0.81
E) 8.1  10−3 Q Q




ANS: B Q QDIF: Easy REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | mass MSC: Co
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nceptual

12. Convert 0.3980 m to mm. Q Q Q Q Q




A) Q




B)
C)
D) Q




E) Q




ANS: A Q QDIF: Easy REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | prefixes MSC:
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Conceptual

13. 6.1 seconds contain this many picoseconds.
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A) 6.1  1012 Q Q




B) 6.1  10−12 Q Q




C) 6.1  10−9 Q Q




D) 6.1  109 Q Q




E) 6.1  1015 Q Q




ANS: A Q QDIF: Easy REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | prefixes MSC:
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Conceptual

14. 9.49 seconds contain this many nanoseconds.
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A) 9.49  107 Q Q




B) 9.49  109 Q Q




C) 9.49  1012 Q Q




D) 9.49  1010 Q Q




E) 9.49  108 Q Q