Question 1

Which of the following is a property of a solid?

Accepted Answer

A)  It takes the shape of the container.
B)  It fills the volume of the container.
C)  The particles move at a rapid rate.
D)  The interactions between its particles are very weak.
E)  The particles have fixed positions and are very close together.F) A) and E)
G) A) and C)

Question 2

Which of the following is a homogeneous mixture?

Accepted Answer

A)  noodle soup
B)  water
C)  sugar
D)  tea
E)  carbonF) A) and E)
G) A) and B)

Question 3

A temperature of 41 °F is the same as ________.

Accepted Answer

A)  5 °C
B)  310 °C
C)  -9 °C
D)  16 °C
E)  42 °CF) B) and C)
G) A) and D)

Question 4

A burn from steam at 100 °C is expected to be more severe than a burn from boiling water at 100 °C because ________.

Accepted Answer

A)  the steam is hotter than the boiling water
B)  there is more steam than water
C)  the steam will give off a large amount of heat as it condenses
D)  you are more likely to come into contact with the steam than with the boiling water
E)  All of these answers are correct.F) A) and E)
G) B) and D)

Question 5

The specific heat of water (in J/g °C )is ________.

Accepted Answer

The answer of The specific heat of water (in J/g...

Question 6

Black coffee is a homogeneous mixture.

Accepted Answer

A) True 
 B)False

Question 7

Which of the following is a physical change?

Accepted Answer

A)  baking a cake
B)  solid dry ice changing to a gas
C)  fermenting grapes to produce wine
D)  digesting a meal
E)  a tomato ripeningF) C) and D)
G) All of the above

Question 8

Bromine  )has a freezing point of -7 °C,and a boiling point of 60 °C.
Indicate the state present or the change of state occurring at each temperature.
--7 °C

Accepted Answer

The answer of Bromine  )has a freezing point of...

Question 9

How many calories are required to increase the temperature of 13 g of ethanol from 11 °C to 23 °C? The specific heat of ethanol is 0.59 cal/g °C.

Accepted Answer

A)  83 cal
B)  0.63 cal
C)  92 cal
D)  0.54 cal
E)  170 calF) A) and D)
G) B) and C)

Question 10

Bromine  )has a freezing point of -7 °C,and a boiling point of 60 °C.
Indicate the state present or the change of state occurring at each temperature.
-60 °C

Accepted Answer

boiling or...

Question 11

The change of state from solid to gas is termed ________.

Accepted Answer

The answer of The change of state from solid to...

Question 12

A car driving on the freeway has ________ energy.

Accepted Answer

The answer of A car driving on the freeway has...

Question 13

The energy associated with the motion of particles in a substance is called ________.

Accepted Answer

A)  temperature
B)  electrical energy
C)  heat
D)  chemical energy
E)  potential energyF) A) and D)
G) A) and B)

Question 14

As a solid melts,its temperature does not change.

Accepted Answer

A) True 
 B)False

Question 15

Which of the following is a physical property of both liquids and gases?

Accepted Answer

A)  has its own shape
B)  has a definite volume
C)  has strong interactions between its particles
D)  has randomly arranged particles
E)  has large spaces between moleculesF) A) and E)
G) B) and E)

Question 16

An example of kinetic energy is ________.

Accepted Answer

A)  a coiled spring
B)  running water
C)  a tree
D)  natural gas
E)  foodF) A) and B)
G) None of the above

Question 17

A compound only contains one type of atom.

Accepted Answer

A) True 
 B)False

Question 18

Which of the following is a physical change?

Accepted Answer

A)  iron rusts
B)  ice melts
C)  sugar caramelizes
D)  food digests
E)  natural gas burnsF) B) and D)
G) None of the above

Question 19

Which of the following is not a characteristic of the solid state?

Accepted Answer

A)  has a definite shape
B)  has a definite volume
C)  particles are close together
D)  particles are moving very fast
E)  particles are in fixed positionsF) A) and E)
G) None of the above

Question 20

The heat of fusion for water is 80.cal/g.How many calories of heat are needed to melt a 35 g ice cube that has a temperature of 0 °C?

Accepted Answer

A)  2300 cal
B)  1600 cal
C)  2800 cal
D)  540 cal
E)  0 calF) A) and B)
G) C) and D)

Exam 3: Matter and Energy

Which of the following is a homogeneous mixture?

Correct AnswerverifiedShow Answer

A compound only contains one type of atom.

Correct AnswerverifiedShow Answer

Which of the following is a property of a solid?

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An example of kinetic energy is ________.

Correct AnswerverifiedShow Answer

The change of state from solid to gas is termed ________.

Correct AnswerverifiedShow Answer

The specific heat of water (in J/g °C )is ________.

Correct AnswerverifiedShow Answer

Which of the following is a physical change?

Correct AnswerverifiedShow Answer

Bromine )has a freezing point of -7 °C,and a boiling point of 60 °C. Indicate the state present or the change of state occurring at each temperature. -60 °C

Correct Answerverifiedboiling or...View AnswerShow Answer

The energy associated with the motion of particles in a substance is called ________.

Correct AnswerverifiedShow Answer

Which of the following is a physical property of both liquids and gases?

Correct AnswerverifiedShow Answer

Which of the following is a physical change?

Correct AnswerverifiedShow Answer

Which of the following is not a characteristic of the solid state?

Correct AnswerverifiedShow Answer

Black coffee is a homogeneous mixture.

Correct AnswerverifiedShow Answer

As a solid melts,its temperature does not change.

Correct AnswerverifiedShow Answer

Bromine )has a freezing point of -7 °C,and a boiling point of 60 °C. Indicate the state present or the change of state occurring at each temperature. --7 °C

Correct AnswerverifiedShow Answer

A burn from steam at 100 °C is expected to be more severe than a burn from boiling water at 100 °C because ________.

Correct AnswerverifiedShow Answer

A temperature of 41 °F is the same as ________.

Correct AnswerverifiedShow Answer

How many calories are required to increase the temperature of 13 g of ethanol from 11 °C to 23 °C? The specific heat of ethanol is 0.59 cal/g °C.

Correct AnswerverifiedShow Answer

The heat of fusion for water is 80.cal/g.How many calories of heat are needed to melt a 35 g ice cube that has a temperature of 0 °C?

Correct AnswerverifiedShow Answer

A car driving on the freeway has ________ energy.

Correct AnswerverifiedShow Answer

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boiling or...
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