Test bank For Chemistry 10th Edition (Newest Version 2023) by Stevens S. Zumdahl; Susan A. Zumdahl/
Complete Guide /All Chapters/ Complete Questions and
... [Show More] Answers A+.
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 DIF: Easy REF: 1.2
KEY: Chemistry | general chemistry | general concepts | scientific method
MSC: Conceptual
6. Which of the following metric relationships is incorrect?
A) 1 microliter = 10–6
liters
B) 1 gram = 103
kilograms
C) 103 milliliters = 1 liter
D) 1 gram = 102
centigrams
E) 10 decimeters = 1 meter
ANS: B DIF: Easy REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | prefixes
MSC: Quantitative
7. For which pair is the SI prefix not matched correctly with its meaning?
A)
B)
C)
D)
E)
ANS: C DIF: Easy REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | prefixes
MSC: Conceptual
8. A metric unit for length is
A) gram
B) milliliter
C) yard
D) kilometer
E) pound
ANS: D DIF: Easy REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | base unit
MSC: Conceptual
9. Which of the following is not a unit in the SI system?
A) ampere
B) candela
C) Kelvin
D) meter
E) calorie
ANS: E DIF: Easy REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | base unit
MSC: Conceptual
10. Order the four metric prefixes from smallest to largest.
A) nano- < milli- < centi- < kiloB) milli- < nano- < centi- < kiloC) kilo- < centi- < nano- < milliD) kilo- < centi- < milli- < nanoE) centi- < nano- < kilo- < milliANS: A DIF: Easy REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | prefixes
MSC: Conceptual
11. 8.1 kilogram(s) contains this many grams.
A) 8.1 102
B) 8.1 103
C) 81
D) 0.81
E) 8.1 103
ANS: B DIF: Easy REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | mass
MSC: Conceptual
12. Convert 0.3980 m to mm.
A)
B)
C)
D)
E)
ANS: A DIF: Easy REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | prefixes
MSC: Conceptual
13. 6.1 seconds contain this many picoseconds.
A) 6.1 1012
B) 6.1 1012
C) 6.1 109
D) 6.1 109
E) 6.1 1015
ANS: A DIF: Easy REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | prefixes
MSC: Conceptual
14. 9.49 seconds contain this many nanoseconds.
A) 9.49 107
B) 9.49 109
C) 9.49 1012
D) 9.49 1010
E) 9.49 108
ANS: B DIF: Easy REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | prefixes
MSC: Conceptual
15. The distance of 21 km equals
A) m
B) m
C) m
D) m
E)
m
ANS: E DIF: Easy REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | prefixes
MSC: Conceptual
16. What is the measure of resistance an object has to a change in its state of motion?
A) mass
B) weight
C) volume
D) length
E) none of these
ANS: A DIF: Easy REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement
MSC: Conceptual
17. The degree of agreement among several measurements of the same quantity is called
__________. It reflects the reproducibility of a given type of measurement.
A) accuracy
B) error
C) precision
D) significance
E) certainty
ANS: C DIF: Easy REF: 1.4
KEY: Chemistry | general chemistry | general concepts | measurement
MSC: Conceptual
18. As part of the calibration of a new laboratory balance, a 1.000-g mass is weighed with the
following results:
Trial Mass
1 1.201 0.001
2 1.202 0.001
3 1.200 0.001
The balance is:
A) Both accurate and precise.
B) Accurate but imprecise.
C) Precise but inaccurate.
D) Both inaccurate and imprecise.
E) Accuracy and precision are impossible to determine with the available information.
ANS: C DIF: Easy REF: 1.4
KEY: Chemistry | general chemistry | general concepts | measurement
MSC: Conceptual
Consider the following three archery targets:
I. II. III.
19. Which of the following figure(s) represent a result having high precision?
A) Figure I only
B) Figure II only
C) Figure III only
D) Figure I and Figure II
E) Figure II and Figure III
ANS: E DIF: Easy REF: 1.4
KEY: Chemistry | general chemistry | general concepts | measurement
MSC: Conceptual [Show Less]