Test Bank for Chemistry: The Central Science 14th Edition by Brown, LeMay, Bursten, Murphy, Woodward, Stoltzfu
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Test Bank for Chemistry: The Central Science 14th Edition by Brown, LeMay, Bursten, Murphy, Woodward, Stoltzfu. 1 Introduction: Matter, Energy, and Measurement 2 Atoms, Molecules, and Ions 3 Chemical Reactions and Reaction Stoichiometry 4 Reactions in Aqueous Solution 5 Thermochemistry 6 Electronic...
TEST BANK CHEMISTRY: THE CENTRAL SCIENCE THEODORE L. BROWN 12th Edition
Test Bank: Chemistry: The Central Science, 14th Edition by Theodore Brown - Chapters 1-24, 9780134555638 | Rationals Included
Test Bank For Chemistry The Central Science, 14th Edition by Theodore Brown, H. LeMay (Author), Bruce Bursten, Catherine Murphy (Author), Patrick Woodward, Matthew Stoltzfus Chapte 1-24
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Chemistry: The Central Science, 14e (Brown, et al.)
Chapter 1 Introduction: Matter, Energy, and Measurement
1.1 Multiple-Choice Questions
1) What is the physical state in which matter has a specific volume but does not have a specific
shape?
A) gas
B) solid
C) liquid
D) salts
E) ice
S
Answer: C
Diff: 1 Var: 1 Page Ref: Sec. 1.2
R
LO: 1.2
GO: G2
VE
2) The law of constant composition applies to ________.
A) solutions
B) heterogeneous mixtures
C) compounds
D) homogeneous mixtures
IE
H
E) solids
Answer: C
AC
Diff: 1 Var: 1 Page Ref: Sec. 1.2
LO: 1.1
GO: G2
M
3) A combination of sand, salt, and water is an example of a ________.
A) homogeneous mixture
EA
B) heterogeneous mixture
C) compound
D) pure substance
E) solid
R
,4) A small amount of salt dissolved in water is an example of a ________.
A) homogeneous mixture
B) heterogeneous mixture
C) compound
D) pure substance
E) solid
Answer: A
Diff: 1 Var: 1 Page Ref: Sec. 1.2
LO: 1.2
GO: G2
5) Which one of the following has the element name and symbol correctly matched?
S
A) S, sodium
B) Tn, tin
R
C) Fe, iron
D) N, neon
VE
E) B, bromine
Answer: C
Diff: 1 Var: 1 Page Ref: Sec. 1.2
LO: 1.2
GO: G2 IE
H
6) Which one of the following elements is identified by the chemical symbol, Al?
A) tin
AC
B) aluminum
C) mercury
D) copper
E) lead
M
Answer: B
Diff: 2 Var: 1 Page Ref: Sec. 1.2
EA
LO: 1.2
GO: G2
7) Which one of the following is often separated into its components by simple techniques such
R
as filtering or decanting?
A) heterogeneous mixture
D
B) compounds
C) homogeneous mixture
D) elements
E) solutions
Answer: A
Diff: 2 Var: 1 Page Ref: Sec. 1.2
LO: 1.1
GO: G2
,8) Which states of matter are significantly compressible?
A) gases only
B) liquids only
C) solids only
D) liquids and gases
E) solids and liquids
Answer: A
Diff: 1 Var: 1 Page Ref: Sec. 1.2
LO: 1.2
GO: G2
9) For which of the following, can the composition vary?
S
A) pure substance
B) element
R
C) both homogeneous and heterogeneous mixtures
D) homogeneous mixture
VE
E) heterogeneous mixture
Answer: C
Diff: 2 Var: 1 Page Ref: Sec. 1.2
LO: 1.1
GO: G2 IE
H
10) If matter is uniform throughout and cannot be separated into other substances by physical
means, it is ________.
AC
A) a compound
B) either an element or a compound
C) a homogeneous mixture
D) a heterogeneous mixture
M
E) an element
Answer: B
EA
Diff: 2 Var: 1 Page Ref: Sec. 1.2
LO: 1.1
GO: G2
R
11) An element cannot ________.
A) be part of a heterogeneous mixture
D
B) be part of a homogeneous mixture
C) be separated into other substances by chemical means
D) interact with other elements to form compounds
E) be a pure substance
Answer: C
Diff: 2 Var: 1 Page Ref: Sec. 1.2
LO: 1.1
GO: G2
, 12) Homogeneous mixtures are also known as ________.
A) solids
B) compounds
C) elements
D) substances
E) solutions
Answer: E
Diff: 1 Var: 1 Page Ref: Sec. 1.2
LO: 1.1
GO: G2
13) The law of constant composition says ________.
S
A) that the composition of a compound is always the same
B) that all substances have the same composition
R
C) that the composition of an element is always the same
D) that the composition of a homogeneous mixture is always the same
VE
E) that the composition of a heterogeneous mixture is always the same
Answer: A
Diff: 1 Var: 1 Page Ref: Sec. 1.2
LO: 1.2
GO: G2 IE
H
14) Which of the following is an illustration of the law of constant composition?
A) Water boils at 100 °C at 1 atm pressure.
AC
B) Water is 11% hydrogen and 89% oxygen by mass.
C) Water can be separated into other substances by a chemical process.
D) Water and salt have different boiling points.
E) Water is a compound.
M
Answer: B
Diff: 2 Var: 1 Page Ref: Sec. 1.2
EA
LO: 1.2
GO: G2
15) In the following list, only ________ is not an example of a chemical reaction.
R
A) dissolution of a penny in nitric acid
B) the condensation of water vapor
D
C) a burning candle
D) the formation of polyethylene from ethylene
E) the rusting of iron
Answer: B
Diff: 2 Var: 1 Page Ref: Sec. 1.3
LO: 1.3
GO: G2
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