Test bank
mi
,This book is a gift that we hope would be of help to our family at STEM.
mi mi mi mi mi mi mi mi mi mi mi mi mi mi mi mi
Sincerely,
STEM Freelancer’s association
mi mi
,Chapter 1: Chemical Foundations
mi mi mi
1. Which of the following is an example of a quantitative observation?
mi mi mi mi mi mi mi mi mi mi
A) The piece of metal is longer than the piece of wood.
mi mi mi mi mi mi mi mi mi mi
B) Solution 1 is much darker than solution 2. mi mi mi mi mi mi mi
C) The liquid in beaker A is blue. mi mi mi mi mi mi
D) The temperature of the liquid is 60°C.
mi mi mi mi mi mi
E) At least two of the above (A-D) are quantitative observations.
mi mi mi mi mi mi mi mi mi
ANS: D DIF: Easy
m i m i REF: 1.2
KEY: Chemistry | general chemistry | general concepts | scientific method
m i mi mi mi mi mi mi mi mi mi
MSC: Conceptual
mi m i
2. A quantitative observation
mi mi
A) contains a number and a unit mi mi mi mi mi
B) does not contain a number mi mi mi mi
C) always makes a comparison mi mi mi
D) must be obtained through experimentation
mi mi mi mi
E) is none of these mi mi mi
ANS: A DIF: Easy
m i m i REF: 1.2
KEY: Chemistry | general chemistry | general concepts | scientific method
m i mi mi mi mi mi mi mi mi mi
MSC: Conceptual
mi m i
3. Generally, observed behavior that can be formulated into a statement, sometimes
mi mi mi mi mi mi mi mi mi mi
mathematical in nature, is called a(n)
mi mi mi mi mi mi
A) observation
B) measurement
C) theory
D) natural law mi
E) experiment
ANS: D DIF: Easy
m i m i REF: 1.2
KEY: Chemistry | general chemistry | general concepts | scientific method
m i mi mi mi mi mi mi mi mi mi
MSC: Conceptual
mi m i
4. The statement ―The total mass of materials is not affected by a chemical change in those
mi mi mi mi mi mi mi mi mi mi mi mi mi mi mi
materials‖ is called a(n)
mi mi mi mi
A) observation
B) measurement
C) theory
D) natural law mi
E) experiment
ANS: D DIF: Easy
m i m i REF: 1.2
KEY: Chemistry | general chemistry | general concepts | scientific method
m i mi mi mi mi mi mi mi mi mi
MSC: Conceptual
mi m i
5. A chemical theory that has been known for a long time becomes a law.
mi mi mi mi mi mi mi mi mi mi mi mi mi
, ANS: F DIF: Easy
m i m i REF: 1.2
KEY: Chemistry | general chemistry | general concepts | scientific method
m i mi mi mi mi mi mi mi mi mi
MSC: Conceptual
mi m i
6. Which of the following metric relationships is incorrect?
mi mi mi mi mi mi mi
A) 1 microliter = 10–6 liters
mi mi mi mi
B) 1 gram = 103 kilograms
mi mi mi mi
C) 103 milliliters = 1 liter mi mi mi mi
D) 1 gram = 102 centigrams
mi mi mi mi
E) 10 decimeters = 1 meter
mi mi mi mi
ANS: B DIF: Easy
m i m i REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | prefixes
m i mi mi mi mi mi mi mi mi mi mi mi mi mi
MSC: Quantitative
mi m i
7. For which pair is the SI prefix not matched correctly with its meaning?
mi mi mi mi mi mi mi mi mi mi mi mi
A)
B)
C)
D)
E)
ANS: C DIF: Easy
m i m i REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | prefixes
m i mi mi mi mi mi mi mi mi mi mi mi mi mi
MSC: Conceptual
mi m i
8. A metric unit for length is
mi mi mi mi mi
A) gram
B) milliliter
C) yard
D) kilometer
E) pound
ANS: D DIF: Easy
m i m i REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | base unit
m i mi mi mi mi mi mi mi mi mi mi mi mi mi mi
MSC: Conceptual
mi m i
9. Which of the following is not a unit in the SI system?
mi mi mi mi mi mi mi mi mi mi mi
A) ampere
B) candela
C) Kelvin
D) meter
E) calorie
ANS: E DIF: Easy
m i m i REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | base unit
m i mi mi mi mi mi mi mi mi mi mi mi mi mi mi
MSC: Conceptual
mi m i
10. Order the four metric prefixes from smallest to largest.
mi mi mi mi mi mi mi mi
mi
,This book is a gift that we hope would be of help to our family at STEM.
mi mi mi mi mi mi mi mi mi mi mi mi mi mi mi mi
Sincerely,
STEM Freelancer’s association
mi mi
,Chapter 1: Chemical Foundations
mi mi mi
1. Which of the following is an example of a quantitative observation?
mi mi mi mi mi mi mi mi mi mi
A) The piece of metal is longer than the piece of wood.
mi mi mi mi mi mi mi mi mi mi
B) Solution 1 is much darker than solution 2. mi mi mi mi mi mi mi
C) The liquid in beaker A is blue. mi mi mi mi mi mi
D) The temperature of the liquid is 60°C.
mi mi mi mi mi mi
E) At least two of the above (A-D) are quantitative observations.
mi mi mi mi mi mi mi mi mi
ANS: D DIF: Easy
m i m i REF: 1.2
KEY: Chemistry | general chemistry | general concepts | scientific method
m i mi mi mi mi mi mi mi mi mi
MSC: Conceptual
mi m i
2. A quantitative observation
mi mi
A) contains a number and a unit mi mi mi mi mi
B) does not contain a number mi mi mi mi
C) always makes a comparison mi mi mi
D) must be obtained through experimentation
mi mi mi mi
E) is none of these mi mi mi
ANS: A DIF: Easy
m i m i REF: 1.2
KEY: Chemistry | general chemistry | general concepts | scientific method
m i mi mi mi mi mi mi mi mi mi
MSC: Conceptual
mi m i
3. Generally, observed behavior that can be formulated into a statement, sometimes
mi mi mi mi mi mi mi mi mi mi
mathematical in nature, is called a(n)
mi mi mi mi mi mi
A) observation
B) measurement
C) theory
D) natural law mi
E) experiment
ANS: D DIF: Easy
m i m i REF: 1.2
KEY: Chemistry | general chemistry | general concepts | scientific method
m i mi mi mi mi mi mi mi mi mi
MSC: Conceptual
mi m i
4. The statement ―The total mass of materials is not affected by a chemical change in those
mi mi mi mi mi mi mi mi mi mi mi mi mi mi mi
materials‖ is called a(n)
mi mi mi mi
A) observation
B) measurement
C) theory
D) natural law mi
E) experiment
ANS: D DIF: Easy
m i m i REF: 1.2
KEY: Chemistry | general chemistry | general concepts | scientific method
m i mi mi mi mi mi mi mi mi mi
MSC: Conceptual
mi m i
5. A chemical theory that has been known for a long time becomes a law.
mi mi mi mi mi mi mi mi mi mi mi mi mi
, ANS: F DIF: Easy
m i m i REF: 1.2
KEY: Chemistry | general chemistry | general concepts | scientific method
m i mi mi mi mi mi mi mi mi mi
MSC: Conceptual
mi m i
6. Which of the following metric relationships is incorrect?
mi mi mi mi mi mi mi
A) 1 microliter = 10–6 liters
mi mi mi mi
B) 1 gram = 103 kilograms
mi mi mi mi
C) 103 milliliters = 1 liter mi mi mi mi
D) 1 gram = 102 centigrams
mi mi mi mi
E) 10 decimeters = 1 meter
mi mi mi mi
ANS: B DIF: Easy
m i m i REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | prefixes
m i mi mi mi mi mi mi mi mi mi mi mi mi mi
MSC: Quantitative
mi m i
7. For which pair is the SI prefix not matched correctly with its meaning?
mi mi mi mi mi mi mi mi mi mi mi mi
A)
B)
C)
D)
E)
ANS: C DIF: Easy
m i m i REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | prefixes
m i mi mi mi mi mi mi mi mi mi mi mi mi mi
MSC: Conceptual
mi m i
8. A metric unit for length is
mi mi mi mi mi
A) gram
B) milliliter
C) yard
D) kilometer
E) pound
ANS: D DIF: Easy
m i m i REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | base unit
m i mi mi mi mi mi mi mi mi mi mi mi mi mi mi
MSC: Conceptual
mi m i
9. Which of the following is not a unit in the SI system?
mi mi mi mi mi mi mi mi mi mi mi
A) ampere
B) candela
C) Kelvin
D) meter
E) calorie
ANS: E DIF: Easy
m i m i REF: 1.3
KEY: Chemistry | general chemistry | general concepts | measurement | SI unit | base unit
m i mi mi mi mi mi mi mi mi mi mi mi mi mi mi
MSC: Conceptual
mi m i
10. Order the four metric prefixes from smallest to largest.
mi mi mi mi mi mi mi mi
