(General Chemistry Atoms First, 2e John McMurry, Robert Fay)
(Test Bank all Chapters)
General Chemistry: Atoms First, 2e (McMurry and Fay)
Chapter 0 Chemical Tools: Experimentation and Measurement
0.1 Multiple Choice Questions
1) A consistent explanation of known observations is called
A) an experiment.
B) a hypothesis.
C) a prediction.
D) a theory.
Answer: D
Diff: 1
Topic: Section 0.1 Experiment→Hypothesis→Theory: Approaching Chemistry
2) An interpretation of the results of many tests is called
A) an experiment.
B) a hypothesis.
C) a prediction.
D) a theory.
Answer: B
Diff: 1
Topic: Section 0.1 Experiment→Hypothesis→Theory: Approaching Chemistry
3) The fundamental SI unit of mass is the
A) centigram.
B) gram.
C) kilogram.
D) milligram.
Answer: C
Diff: 1
Topic: Section 0.2 Experimentation and Measurement in Chemistry
4) Which of the following is a fundamental SI Unit?
A) centimeter
B) kilogram
C) microsecond
D) milliliter
Answer: B
Diff: 1
Topic: Section 0.2 Experimentation and Measurement in Chemistry
,5) All of the following are fundamental SI units except the
A) gram.
B) Kelvin.
C) meter.
D) second.
Answer: A
Diff: 1
Topic: Section 0.2 Experimentation and Measurement in Chemistry
6) What symbol is used to express the factor, 10-6?
A) M
B) m
C) μ
D) n
Answer: C
Diff: 1
Topic: Section 0.2 Experimentation and Measurement in Chemistry
7) What symbol is used to represent the factor 10-3?
A) M
B) m
C) μ
D) n
Answer: B
Diff: 1
Topic: Section 0.2 Experimentation and Measurement in Chemistry
Algo. Option: algorithmic
8) What symbol is used to represent the factor 10-9?
A) M
B) m
C) μ
D) n
Answer: D
Diff: 1
Topic: Section 0.2 Experimentation and Measurement in Chemistry
Algo. Option: algorithmic
,10) The factor 10-2 corresponds to which prefix?
A) deka
B) deci
C) centi
D) milli
Answer: C
Diff: 1
Topic: Section 0.2 Experimentation and Measurement in Chemistry
Algo. Option: algorithmic
11) Convert 5.100 × 10-3 to ordinary notation.
A) 0.0005100
B) 0.005100
C) 510.0
D) 5100
Answer: B
Diff: 1
Topic: Section 0.2 Experimentation and Measurement in Chemistry
12) Convert 0.003002 to standard scientific notation.
A) 3.002 × 10-3
B) 3002 × 10-6
C) 3.002 × 103
D) 3002 × 106
Answer: A
Diff: 1
Topic: Section 0.2 Experimentation and Measurement in Chemistry
13) A sailor circumnavigated the earth and covered 4,264,000 meters. Express this number in
standard scientific notation.
A) 4.264 × 10-7 m
B) 4.264 × 10-6 m
C) 4.264 × 106 m
D) 4.264 × 107 m
Answer: C
Diff: 1
Topic: Section 0.2 Experimentation and Measurement in Chemistry
, 14) Without using a calculator, solve the following problem:
[(1× 10 5 ) × (1× 10 2 )]2
(1× 10 -10 )
A) 1 × 10-6
B) 1 × 104
C) 1 × 1024
D) 1 × 1034
Answer: C
Diff: 2
Topic: Section 0.2 Experimentation and Measurement in Chemistry
Algo. Option: algorithmic
15) Without using a calculator, solve the following problem:
[(1× 10 - 5 ) × (1× 10 2 )]2
(1× 10 3 )
A) 1 × 100
B) 1 × 10-3
C) 1 × 10-9
D) 1 × 10-12
Answer: C
Diff: 2
Topic: Section 0.2 Experimentation and Measurement in Chemistry
Algo. Option: algorithmic
16) An astronaut uses a laboratory balance and weighs an object on earth and again on the moon.
Which statement below about the weight and mass of the object is true?
A) The mass and weight will be identical on the earth and the moon.
B) The mass will be the same on earth and moon but the weight will be less on the moon.
C) The weight will be the same on earth and moon but the mass will be less on the moon.
D) Both the mass and weight will be different on earth and moon.
Answer: B
Diff: 1
Topic: Section 0.3 Fundamental Units: Measuring Mass
17) When measuring a solid metal block at constant temperature, which measurement will
change in numerical value depending on the location where it is taken?
A) length
B) mass
C) volume
D) weight
Answer: D
Diff: 1
Topic: Section 0.3 Fundamental Units: Measuring Mass
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