Quiz about M-U6-Zone 1- Heat Equations, Calorimetry and Phase Changes

Question 1

What is the boiling point of the substance whose heating curve is shown in the graph?

Accepted Answer

60

Answer

20

Answer

-60

Answer

-100

Answer

100

Question 2

What is the boiling point of the substance whose cooling curve is shown in the graph?

Accepted Answer

150

Answer

200

Answer

100

Answer

50

Answer

30

Question 3

What is the melting temperature of the substance whose heating curve is shown in the graph?

Accepted Answer

-60

Answer

20

Answer

100

Answer

60

Answer

-100

Question 4

What is the melting temperature of the substance whose cooling curve is shown in the graph?

Accepted Answer

100

Answer

50

Answer

200

Answer

20

Answer

150

Question 5

What phase(s) exist at the part of the graph labeled D?

Accepted Answer

liquid and gas

Answer

gas

Answer

solid and gas

Answer

liquid

Answer

solid

Question 6

What phase(s) exist at the part of the graph between D and E?

Accepted Answer

solid and liquid

Answer

solid

Answer

liquid

Answer

liquid and gas

Answer

gas

Question 7

What phase(s) exist at the part of the graph labeled B?

Accepted Answer

solid and liquid

Answer

solid

Answer

liquid

Answer

liquid and gas

Answer

gas

Question 8

What phase(s) exist at the part of the graph between C and D?

Accepted Answer

Liquid

Answer

Solid

Answer

Solid and liquid

Answer

Liquid and gas

Answer

Gas

Question 9

What letter(s) show a change in kinetic energy? Select ALL that apply.

Accepted Answer

A

Accepted Answer

C

Accepted Answer

E

Answer

B

Answer

D

Question 10

Where on the graph is there a change in potential energy?

Accepted Answer

B - C

Accepted Answer

D - E

Answer

A - B

Answer

C - D

Answer

E - F

Question 11

What letter(s) show a change in potential energy?

Accepted Answer

B

Accepted Answer

D

Answer

A

Answer

C

Answer

E

Question 12

Which of these accurately describes an exothermic process?

Accepted Answer

A beaker becomes hot as sodium hydroxide dissolves in water and releases energy

Answer

A reaction in the lab releases heat while the temperature remains constant

Answer

A slushie stays at the same temperature while melting in the hot sunlight

Answer

A catalyst is used to overcome the energy barrier and change the temperature of a reaction mixture

Answer

Solid iron melts as is takes in heat from a furnace

Question 13

Which of these describes an endothermic process?

Accepted Answer

Ice melts on a kitchen counter by taking in heat energy from it's

surroundings.

Answer

Ethanol vapor condenses back into liquid by taking in heat from the surroundings

Answer

A beaker feels cold to the touch when contents of the beaker heat up

Answer

A hot plate produce heat by running an electric current through the coils

Answer

A reaction that lowers the surrounding temperature and feels hot to the touch

Question 14

For which of the following samples would take the shortest amount of time to increase the temperature from 20^oC to 21^oC? (assume that all samples are the same mass)

Accepted Answer

Lead (0.129 J/g^oC)

Answer

Liquid Water (4.186 J/g^oC)

Answer

Liquid Mercury (0.1395 J/g^oC)

Answer

Helium gas (5.1932 J/g^oC)

Answer

Granite (0.790 J/g^oC)

Question 15

Which substance would have to sit in the direct sunlight for the LONGEST to increase the temperature by 1^oC, assuming that I have a 2 gram sample of each?

Accepted Answer

Ammonia (4.70 J/g^oC)

Answer

Gasoline (2.22 J/g^oC)

Answer

Granite (0.790 J/g^oC)

Answer

Water (4.186 J/g^oC)

Answer

Air (1.0035 J/g^oC)

Question 16

For which of the following samples would take the longest to increase the temperature from 20^oC to 21^oC? (assume that all samples are the same mass)

Accepted Answer

Helium gas (5.1932 J/g^oC)

Answer

Granite (0.790 J/g^oC)

Answer

Lead (0.129 J/g^oC)

Answer

Liquid Mercury (0.1395 J/g^oC)

Answer

Liquid Water (4.186 J/g^oC)

Question 17

Which substance would have to sit in the direct sunlight for the LEAST AMOUNT OF TIME to increase the temperature by 1^oC? (assume that all samples are the same mass)

Accepted Answer

Granite (0.790 J/g^oC)

Answer

Air (1.0035 J/g^oC)

Answer

Water (4.186 J/g^oC)

Answer

Gasoline (2.22 J/g^oC)

Answer

Ammonia (4.70 J/g^oC)

M-U6-Zone 1- Heat Equations, Calorimetry and Phase Changes

70 questions

Match each term with its definition:

A 80 g sample of a metal was heated to 95°C then quickly transferred to an insulated container containing 100.0g of water at 25°C. The final temperature of the water was 32°C.
What is the specific heat of the metal?

7.8 grams of a metal was heated to 98^oC and dropped into a styrofoam cup
containing 23g of water at 15^oC. The final temperature of the water was measured
and found to be 17.5^oC. What is the specific heat capacity of the metal?

A styrofoam cup contains 105g of water at 20.0^oC. A piece of metal with a mass of 30.0 grams was heated to 70.^oC and dropped into the cup of water. Once the system reached equilibrium, the final temperature of the water was found to be 12^oC. What is the specific heat capacity of the metal?

3.4 grams of a metal was heated to 98^oC and dropped into a styrofoam cup containing 98g of water at 15^oC. The final temperature of the water was measured and found to be 17.5^oC. What is the specific heat capacity of the metal?

A styrofoam cup contains 100.0g of water at 20.0^oC. A piece of metal with a mass of 65 grams was heated to 80.0^oC and dropped into the cup of water. Once the system reached equilibrium, the final temperature of the water was found to be 30.0^oC. What is the specific heat capacity of the metal?

45 grams of a metal was heated to 98^oC and dropped into a styrofoam cup containing 115g of water at 22^oC. The final temperature of the water was measured and found to be 30.0^oC. What is the specific heat capacity of the metal?

A styrofoam cup contains 98g of water at 20.0^oC. A piece of metal with a mass of 27 grams was heated to 70.0^oC and dropped into the cup of water. Once the system reached equilibrium, the final temperature of the water was found to be 18^oC. What is the specific heat capacity of the metal?

A 25g sample of a metal was heated to 115^oC then quickly transferred to an insulated container containing 95g of water at 25^oC. The final temperature of the water was 32^oC. What is the specific heat of the metal?

5.8 grams of a metal was heated to 78^oC and dropped into a styrofoam cup containing 18g of water at 15^oC. The final temperature of the water was measured and found to be 16.5^oC. What is the specific heat capacity of the metal?

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M-U6-Zone 1- Heat Equations, Calorimetry and Phase Changes

70 questions

Match each term with its definition:

A 80 g sample of a metal was heated to 95°C then quickly transferred to an insulated container containing 100.0g of water at 25°C. The final temperature of the water was 32°C. What is the specific heat of the metal?

7.8 grams of a metal was heated to 98oC and dropped into a styrofoam cupcontaining 23g of water at 15oC. The final temperature of the water was measuredand found to be 17.5oC. What is the specific heat capacity of the metal?

A styrofoam cup contains 105g of water at 20.0oC. A piece of metal with a mass of 30.0 grams was heated to 70.oC and dropped into the cup of water. Once the system reached equilibrium, the final temperature of the water was found to be 12oC. What is the specific heat capacity of the metal?

3.4 grams of a metal was heated to 98oC and dropped into a styrofoam cup containing 98g of water at 15oC. The final temperature of the water was measured and found to be 17.5oC. What is the specific heat capacity of the metal?

A styrofoam cup contains 100.0g of water at 20.0oC. A piece of metal with a mass of 65 grams was heated to 80.0oC and dropped into the cup of water. Once the system reached equilibrium, the final temperature of the water was found to be 30.0oC. What is the specific heat capacity of the metal?

45 grams of a metal was heated to 98oC and dropped into a styrofoam cup containing 115g of water at 22oC. The final temperature of the water was measured and found to be 30.0oC. What is the specific heat capacity of the metal?

A styrofoam cup contains 98g of water at 20.0oC. A piece of metal with a mass of 27 grams was heated to 70.0oC and dropped into the cup of water. Once the system reached equilibrium, the final temperature of the water was found to be 18oC. What is the specific heat capacity of the metal?

A 25g sample of a metal was heated to 115oC then quickly transferred to an insulated container containing 95g of water at 25oC. The final temperature of the water was 32oC. What is the specific heat of the metal?

5.8 grams of a metal was heated to 78oC and dropped into a styrofoam cup containing 18g of water at 15oC. The final temperature of the water was measured and found to be 16.5oC. What is the specific heat capacity of the metal?

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Similar Resources on Wayground

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Discover more resources for Science

A 80 g sample of a metal was heated to 95°C then quickly transferred to an insulated container containing 100.0g of water at 25°C. The final temperature of the water was 32°C.
What is the specific heat of the metal?

7.8 grams of a metal was heated to 98^oC and dropped into a styrofoam cup
containing 23g of water at 15^oC. The final temperature of the water was measured
and found to be 17.5^oC. What is the specific heat capacity of the metal?

A styrofoam cup contains 105g of water at 20.0^oC. A piece of metal with a mass of 30.0 grams was heated to 70.^oC and dropped into the cup of water. Once the system reached equilibrium, the final temperature of the water was found to be 12^oC. What is the specific heat capacity of the metal?

3.4 grams of a metal was heated to 98^oC and dropped into a styrofoam cup containing 98g of water at 15^oC. The final temperature of the water was measured and found to be 17.5^oC. What is the specific heat capacity of the metal?

A styrofoam cup contains 100.0g of water at 20.0^oC. A piece of metal with a mass of 65 grams was heated to 80.0^oC and dropped into the cup of water. Once the system reached equilibrium, the final temperature of the water was found to be 30.0^oC. What is the specific heat capacity of the metal?

45 grams of a metal was heated to 98^oC and dropped into a styrofoam cup containing 115g of water at 22^oC. The final temperature of the water was measured and found to be 30.0^oC. What is the specific heat capacity of the metal?

A styrofoam cup contains 98g of water at 20.0^oC. A piece of metal with a mass of 27 grams was heated to 70.0^oC and dropped into the cup of water. Once the system reached equilibrium, the final temperature of the water was found to be 18^oC. What is the specific heat capacity of the metal?

A 25g sample of a metal was heated to 115^oC then quickly transferred to an insulated container containing 95g of water at 25^oC. The final temperature of the water was 32^oC. What is the specific heat of the metal?

5.8 grams of a metal was heated to 78^oC and dropped into a styrofoam cup containing 18g of water at 15^oC. The final temperature of the water was measured and found to be 16.5^oC. What is the specific heat capacity of the metal?