Test Bank for Chemistry 6th Edition by Julia Burdge – Complete TESTBANK

TEST BANK FOR
Chemistry 6th Edition by Julia Burdge
Chapter 1-25 Answers are at the of Each Chapter

Chapter 1
Student name:
1) What is a unifying principle that explains a body of experimental observations?
A) Law
B) Hypothesis
C) Theory
D) Phenomena
E) Prediction

ANS: C
2) Which of the following is a tentative explanation for a set of observations?
A) Law
B) Hypothesis
C) Theory
D) Phenomena
E) Prediction

ANS: B
3) What is the term used for findings that are summarized based on a pattern or trend?
A) Law
B) Hypothesis
C) Theory
D) Phenomena
E) Prediction

ANS: A
4) Which of the following activities is not a part of good science?
A) Proposing a theory
B) Developing a hypothesis
C) Making quantitative observations
D) Designing experiments
E) Indulging in speculation

ANS: E




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,5) Which of the following is a ‘substance’ according to the definition given in your textbook?
A) Air
B) Tap water
C) Sea water
D) Water
E) Toothpaste

ANS: D
6) Which of the following cannot be separated into simpler substances by chemical means?
A) Element
B) Emulsion
C) Compound
D) Homogeneous mixture
E) Heterogeneous mixture
ANS: A

7) If a liquid contains 60% sugar and 40% water throughout its composition then what is it
called?
A) Solute
B) Compound
C) Homogeneous mixture
D) Heterogeneous mixture
E) Solvent

ANS: C
8) Which of the following does not have a uniform composition throughout?
A) Element
B) Compound
C) Homogeneous mixture
D) Heterogeneous mixture
E) Solvent

ANS: D
9) Which of the following is not an SI base unit?
A) Meter
B) Ampere
C) Second
D) Gram
E) Kelvin

ANS: D




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,10) The SI base unit of mass is
A) mg.
B) g.
C) kg.
D) metric ton.
E) lb.

ANS: C
11) The SI prefix mega- (M) means
A) 10–6.
B) 10–3.
C) 103.
D) 106.
E) 109.

ANS: D
12) The SI prefixes milli- and mega- represent, respectively:
A) 106 and 10–6
B) 10–3 and 106
C) 103 and 10–6
D) 10–3 and 109
E) 10–6 and 10–3

ANS: B
13) How many micrograms are in 65.3 kg?
A) 0.653 μg
B) 6.53 × 107 μg
C) 6.53 × 104 μg
D) 6.53 × 10–8 μg
E) 6.53 × 1010 μg

ANS: E




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, 14) A dose of medication was prescribed to be 35 microliters. Which of the following expresses
that volume in centiliters?
A) 3.5 × 105 cL
B) 3.5 × 104 cL
C) 3.5 cL
D) 3.5 × 10–4 cL
E) 3.5 × 10–3 cL

ANS: E
15) How many milliliters is 0.0055 L?
A) 0.55 mL
B) 5.5 mL
C) 0.5 mL
D) 0.0000055 mL
E) 182 mL

ANS: B
16) How many hertz is 600.11 MHz?
A) 6.0011 × 10–4 Hz
B) 60.011 Hz
C) 6.0011 × 106 Hz
D) 6.0011 × 10–2 Hz
E) 6.0011 × 108 Hz

ANS: E
17) The distance between carbon atoms in ethylene is 134 picometers. Which of the following
expresses that distance in meters?
A) 1.34 × 10–13 m
B) 1.34 × 10–12 m
C) 1.34 × 10–10 m
D) 1.34 × 10–7 m
E) 1.34 × 10–6 m

ANS: C




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