Test Bank - Chemistry: The Central Science, 15th Edition (Brown, 2018), Chapter 1-24 | All Chapters

,ACCESS Test Bank for Chemistry The Central Science 15th Edition Brown
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Chemistry: The Central Science, 14e (Brown, et al.)
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Chapter 1 Introduction: Matter, Energy, and Measurement
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1.1 Multiple-Choice Questions 8




1) What is the physical state in which matter has a specific volume but does not have a specificsha
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pe?
A) gas
B) solid
C) liquid
D) salts
E) ice Ans 8


wer: C 8


Diff: 1 Var: 1 Page Ref: Sec. 1.2
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LO: 1.2
8 8


GO: G2
8




2) The law of constant composition applies to
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A) solutions
B) heterogeneous mixtures 8


C) compounds
D) homogeneous mixtures 8


E) solids A 8


nswer: C 8


Diff: 1 Var: 1 Page Ref: Sec. 1.2
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LO: 1.1
8 8


GO: G2
8




3) A combination of sand, salt, and water is an example of a
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A) homogeneous mixture 8


B) heterogeneous mixture 8


C) compound
D) pure substance 8


E) solid An 8


swer: B 8


Diff: 1 Var: 1 Page Ref: Sec. 1.2
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LO: 1.1
8 8


GO: G2
8




1
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,ACCESS Test Bank for Chemistry The Central Science 15th Edition Brown
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4) A small amount of salt dissolved in water is an example of a
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A) homogeneous mixture 8


B) heterogeneous mixture 8


C) compound
D) pure substance 8


E) solid An 8


swer: A 8


Diff: 1 Var: 1 Page Ref: Sec. 1.2
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LO: 1.2
8 8


GO: G2
8




5) Which one of the following has the element name and symbol correctly matched?
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A) S, sodium8


B) Tn, tin 8


C) Fe, iron 8


D) N, neon 8


E) B, bromine
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Answer: C 8


Diff: 1 Var: 1 Page Ref: Sec. 1.2
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LO: 1.2
8 8


GO: G2
8




6) Which one of the following elements is identified by the chemical symbol, Al?
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A) tin
B) aluminum
C) mercury
D) copper
E) lead An 8


swer: B 8


Diff: 2 Var: 1 Page Ref: Sec. 1.2
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LO: 1.2
8 8


GO: G2
8




7) Which one of the following is often separated into its components by simple techniques suchas
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filtering or decanting? 8 8


A) heterogeneous mixture 8


B) compounds
C) homogeneous mixture 8


D) elements
E) solutions 8


Answer: A 8


Diff: 2 Var: 1 Page Ref: Sec. 1.2
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LO: 1.1
8 8


GO: G2
8




2
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, ACCESS Test Bank for Chemistry The Central Science 15th Edition Brown
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8) Which states of matter are significantly compressible?
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A) gases only 8


B) liquids only 8


C) solids only 8


D) liquids and gases 8 8


E) solids and liquids 8 8 8


Answer: A 8


Diff: 1 Var: 1 Page Ref: Sec. 1.2
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LO: 1.2
8 8


GO: G2
8




9) For which of the following, can the composition vary?
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A) pure substance 8


B) element
C) both homogeneous and heterogeneous mixtures
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D) homogeneous mixture 8


E) heterogeneous mixture 8 8


Answer: C 8


Diff: 2 Var: 1 Page Ref: Sec. 1.2
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LO: 1.1
8 8


GO: G2
8




10) If matter is uniform throughout and cannot be separated into other substances by physicalm
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eans, it is
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A) a compound
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B) either an element or a compound
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C) a homogeneous mixture
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D) a heterogeneous mixture
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E) an element
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Answer: B 8


Diff: 2 Var: 1 Page Ref: Sec. 1.2
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LO: 1.1
8 8


GO: G2
8




11) An element cannot _
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A) be part of a heterogeneous mixture
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B) be part of a homogeneous mixture
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C) be separated into other substances by chemical means
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D) interact with other elements to form compounds
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E) be a pure substance
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Answer: C 8


Diff: 2 Var: 1 Page Ref: Sec. 1.2
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LO: 1.1
8 8


GO: G2
8




3
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