Chapter 02 - Atoms, Molecules, and Ions
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1. The first people to attempt to explain why chemical changes occur were
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a. alchemists
b. metallurgists
c. physicians
d. physicists
e. the Greeks R
ANSWER: e
POINTS: 1
DIFFICULTY: Easy
REFERENCES: 2.1
QUESTION TYPE: Multi-Mode (Multiple choice)
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HAS VARIABLES: False
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KEYWORDS: Chemistry | early atomic theory | general chemistry R R R R R R R
OTHER: Conceptual
RDATE CREATED: 3/4/2016 4:31 PM
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2. The Greeks proposed that matter consisted of four fundamental substances:
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a. fire, earth, water, air R R R
b. fire, metal, water, air R R R
c. earth, metal, water, air R R R
d. atoms, fire, water, air R R R
e. atoms, metal, fire, air R R R
ANSWER: a
POINTS: 1
DIFFICULTY: Easy
REFERENCES: 2.1
QUESTION TYPE: Multi-Mode (Multiple choice)
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HAS VARIABLES: False
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KEYWORDS: Chemistry | early atomic theory | general chemistry R R R R R R R
OTHER: Conceptual
RDATE CREATED: 3/4/2016 4:31 PM
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DATE MODIFIED: 3/4/2016 4:31
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3. The first chemist to perform truly quantitative experiments was
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a. Paracelsus
b. Boyle
c. Priestly
d. Bauer
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, e. Lavoisier
ANSWER: b
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, DOWNLOAD THE Test Bank for Chemistry 10th Edition Zumdahl
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Chapter 02 - Atoms, Molecules, and Ions
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POINTS: 1
DIFFICULTY: Easy
REFERENCES: 2.1
QUESTION TYPE: R R Multi-Mode (Multiple choice) R R
HAS VARIABLES:
R False
KEYWORDS: Chemistry | early atomic theory | general chemistry
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OTHER: Conceptual
RDATE CREATED: R 3/4/2016 4:31 PMR R
DATE MODIFIED:
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4. The scientist who discovered the law of conservation of mass and is also called the father of modern
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chemistry is
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a. Proust
b. Boyle
c. Priestly
d. Bauer
e. Lavoisier
ANSWER: e
POINTS: 1
DIFFICULTY: Easy
REFERENCES: 2.2
QUESTION TYPE: Multi-Mode (Multiple choice)
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HAS VARIABLES: False
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KEYWORDS: Chemistry | general chemistry | general concepts | Law of Conservation of Mass | matter
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OTHER: Conceptual
RDATE CREATED: 3/4/2016 4:31 PM
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DATE MODIFIED: 3/4/2016 4:31
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5. Which of the following pairs of compounds can be used to illustrate the law of multiple proportions?
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a. NH4 and NH4Cl R R
b. ZnO2 and ZnCl2 R R
c. H2O and HCl R R
d. NO and NO2 R R
e. CH4 and CO2 R R
ANSWER: d
POINTS: 1
DIFFICULTY: Easy
REFERENCES: 2.2
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