1.Which of the following is an example of a quantitative observation?

Chapter 01 - Chemical Foundations Copyright Cengage Learning. Powered by Cognero. Page 1 1.Which of the following is an example of a quantitative observation?

• The piece of metal is longer than the piece of wood.
• Solution 1 is much darker than solution 2.
• The liquid in beaker A is blue.
• The temperature of the liquid is 60°C.
• At least two of the above (A-D) are quantitative observations.

ANSWER: d

POINTS: 1

DIFFICULTY: Easy

REFERENCES: 1.2

QUESTION TYPE: Multiple Choice

HAS VARIABLES: False

KEYWORDS: Chemistry | general chemistry | general concepts | scientific method

OTHER: Conceptual

DATE CREATED: 3/4/2016 4:26 PM

DATE MODIFIED: 3/4/2016 4:26 PM

2.A quantitative observation

• contains a number and a unit
• does not contain a number
• always makes a comparison
• must be obtained through experimentation
• is none of these

ANSWER: a

POINTS: 1

DIFFICULTY: Easy

REFERENCES: 1.2

QUESTION TYPE: Multiple Choice

HAS VARIABLES: False

KEYWORDS: Chemistry | general chemistry | general concepts | scientific method

OTHER: Conceptual

DATE CREATED: 3/4/2016 4:26 PM

DATE MODIFIED: 3/4/2016 4:26 PM

3.Generally, observed behavior that can be formulated into a statement, sometimes mathematical in nature, is called a(n)

• observation
• measurement
• theory
• natural law
• experiment

Chemistry, 11e Steven Zumdahl, Susan Zumdahl, Donald DeCoste (Test Bank, All Chapters 100% Original Verified, A+ Grade) 1 / 4

Chapter 01 - Chemical Foundations Copyright Cengage Learning. Powered by Cognero. Page 2

ANSWER: d

POINTS: 1

DIFFICULTY: Easy

REFERENCES: 1.2

QUESTION TYPE: Multi-Mode (Multiple choice)

HAS VARIABLES: False

KEYWORDS: Chemistry | general chemistry | general concepts | scientific method

OTHER: Conceptual

DATE CREATED: 3/4/2016 4:26 PM

DATE MODIFIED: 3/4/2016 4:26 PM

4.The statement “The total mass of materials is not affected by a chemical change in those materials” is called a(n)

• observation
• measurement
• theory
• natural law
• experiment

ANSWER: d

POINTS: 1

DIFFICULTY: Easy

REFERENCES: 1.2

QUESTION TYPE: Multi-Mode (Multiple choice)

HAS VARIABLES: False

KEYWORDS: Chemistry | general chemistry | general concepts | scientific method

OTHER: Conceptual

DATE CREATED: 3/4/2016 4:26 PM

DATE MODIFIED: 3/4/2016 4:26 PM

5.A chemical theory that has been known for a long time becomes a law.

• True
• False

ANSWER: False

POINTS: 1

DIFFICULTY: Easy

REFERENCES: 1.2

QUESTION TYPE: True / False

HAS VARIABLES: False

KEYWORDS: Chemistry | general chemistry | general concepts | scientific method

OTHER: Conceptual

DATE CREATED: 3/4/2016 4:26 PM 2 / 4

Chapter 01 - Chemical Foundations

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DATE MODIFIED: 3/4/2016 4:26 PM

• Which of the following metric relationships is incorrect?
• 1 microliter = 10

–6 liters

• 1 gram = 10

3 kilograms

• 10

3 milliliters = 1 liter

• 1 gram = 10

2 centigrams

• 10 decimeters = 1 meter

ANSWER: b

POINTS: 1

DIFFICULTY: Easy

REFERENCES: 1.3

QUESTION TYPE: Multiple Choice

HAS VARIABLES: False

KEYWORDS: Chemistry | general chemistry | general concepts | measurement | prefixes | SI unit

OTHER: Quantitative

DATE CREATED: 3/4/2016 4:26 PM

DATE MODIFIED: 3/4/2016 4:26 PM

• For which pair is the SI prefix not matched correctly with its meaning?
• tera = 10

12

• centi = 0.01
• kilo = 1000
• pico = 10

-12

• deci = 10

ANSWER: e

POINTS: 1

DIFFICULTY: Easy

REFERENCES: 1.3

QUESTION TYPE: Multiple Choice

HAS VARIABLES: True

KEYWORDS: Chemistry | general chemistry | general concepts | measurement | prefixes | SI unit

OTHER: Conceptual

DATE CREATED: 3/4/2016 4:26 PM

DATE MODIFIED: 1/31/2017 6:30 AM

• A metric unit for length is
• gram
• milliliter
• yard 3 / 4

Chapter 01 - Chemical Foundations

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• kilometer
• pound

ANSWER: d

POINTS: 1

DIFFICULTY: Easy

REFERENCES: 1.3

QUESTION TYPE: Multi-Mode (Multiple choice)

HAS VARIABLES: False

KEYWORDS: base unit | Chemistry | general chemistry | general concepts | measurement | SI unit

OTHER: Conceptual

DATE CREATED: 3/4/2016 4:26 PM

DATE MODIFIED: 3/4/2016 4:26 PM

• Which of the following is not a unit in the SI system?
• ampere
• candela
• Kelvin
• meter
• calorie

ANSWER: e

POINTS: 1

DIFFICULTY: Easy

REFERENCES: 1.3

QUESTION TYPE: Multiple Choice

HAS VARIABLES: False

KEYWORDS: base unit | Chemistry | general chemistry | general concepts | measurement | SI unit

OTHER: Conceptual

DATE CREATED: 3/4/2016 4:26 PM

DATE MODIFIED: 3/4/2016 4:26 PM

• Order the four metric prefixes from smallest to largest.
• nano- < milli- < centi- < deka-
• milli- < nano- < centi- < deka-
• deka- < centi- < nano- < milli-
• deka- < centi- < milli- < nano-
• centi- < nano- < deka- < milli-

ANSWER: a

POINTS: 1

DIFFICULTY: Easy

REFERENCES: 1.3

QUESTION TYPE: Multiple Choice

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