TEST BANK CHEMISTRY STEVEN S. ZUMDAHL & SUSAN A. ZUMDAHL 9th Edition

TEST BANK
CHEMISTRY

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




TEST BANK

,Chapter 1: 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.
ANS: D DIF: Easy REF: 1.2
KEY: Chemistry | general chemistry | general concepts | scientific method
MSC: Conceptual

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
ANS: A DIF: Easy REF: 1.2
KEY: Chemistry | general chemistry | general concepts | scientific method
MSC: Conceptual

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
ANS: D DIF: Easy REF: 1.2
KEY: Chemistry | general chemistry | general concepts | scientific method
MSC: Conceptual

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
ANS: D DIF: Easy REF: 1.2
KEY: Chemistry | general chemistry | general concepts | scientific method
MSC: Conceptual

5. A chemical theory that has been known for a long time becomes a law.

, ANS: F g g DIF: Easy REF: 1.2
KEY: Chemistry | general chemistry | general concepts | scientific method
g g g g g g g g g g


MSC: Conceptual
g g




6. Which of the following metric relationships is incorrect?
g g g g g g g


A) 1 microliter = 10–6 liters
g g g g


B) 1 gram = 103 kilograms
g g g g


C) 103 milliliters = 1 liter
g g g g


D) 1 gram = 102 centigrams
g g g g


E) 10 decimeters = 1 meter
g g g g




ANS: B g g DIF: Easy REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | prefixes
g g g g g g g g g g g g g g


MSC: Quantitative
g g




7. For which pair is the SI prefix not matched correctly with its meaning?
g g g g g g g g g g g g


A)
B)
C)
D)
E)
ANS: C g g DIF: Easy REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | prefixes
g g g g g g g g g g g g g g


MSC: Conceptual
g g




8. A metric unit for length is
g g g g g


A) gram
B) milliliter
C) yard
D) kilometer
E) pound
ANS: D g g DIF: Easy REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | base unit
g g g g g g g g g g g g g g g


MSC: Conceptual
g g




9. Which of the following is not a unit in the SI system?
g g g g g g g g g g g


A) ampere
B) candela
C) Kelvin
D) meter
E) calorie
ANS: E g g DIF: Easy REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | base unit
g g g g g g g g g g g g g g g


MSC: Conceptual
g g




10. Order the four metric prefixes from smallest to largest.
g g g g g g g g

, A) nano- < milli- < centi- < kilo-
g g g g g g


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


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


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


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




ANS: A g g DIF: Easy REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | prefixes
g g g g g g g g g g g g g g


MSC: Conceptual
g g




11. 8.1 kilogram(s) contains this many grams.
g g g g g


A) 8.1  102 g g


B) 8.1  10
3
g g


C) 81
D) 0.81
E) 8.1  10−3 g g




ANS: B g g DIF: Easy REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | mass
g g g g g g g g g g g g g g


MSC: Conceptual
g g




12. Convert 0.3980 m to mm.
g g g g


A)
B)
C)
D)
E)
ANS: A g g DIF: Easy REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | prefixes
g g g g g g g g g g g g g g


MSC: Conceptual
g g




13. 6.1 seconds contain this many picoseconds.
g g g g g


A) 6.1  1012 g g


B) 6.1  10−12 g g

−9
C) 6.1  10 g g


D) 6.1  109 g g


E) 6.1  1015 g g




ANS: A g g DIF: Easy REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | prefixes
g g g g g g g g g g g g g g


MSC: Conceptual
g g




14. 9.49 seconds contain this many nanoseconds.
g g g g g


A) 9.49  107 g g


B) 9.49  109 g g


C) 9.49  1012 g g


D) 9.49  1010 g g


E) 9.49  108 g g