Aluminum has a specific heat capacity of 0.897 J/g°C. Suppose a 1760 gram aluminum block at 27.5 °C absorbs 35,500 J of energy. What will be the new temperature of the aluminum block?

• 0.0225 °C

• 22.5 °C

• 27.7 °C

• 32.7 °C

• 50.0 °C

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-4

When 152 g of copper at 100.0 °C is placed into a Styrofoam cup containing some distilled water at 22.4 °C, the copper/water mixture reaches a final temperature of 32.6 °C. If copper has a specific heat capacity of 0.385 J/g°C, then what mass of distilled water was originally contained in the Styrofoam cup?

• 15.2 g

• 78.2 g

• 106 g

• 136 g

• 255 g

Tags

NGSS.HS-PS3-4

How much energy is needed to turn 85.0 grams of ice at 0.0°C into steam at 100.0°C?

• 28.4 kJ

• 35.5 kJ

• 192 kJ

• 228 kJ

• 256 kJ

Tags

NGSS.HS-PS3-1

A piece of metal with a mass of 151 g at a temperature of 100.0 °C is dropped into a Styrofoam cup containing 300.0 mL (300.0 g) of water at 22.8 °C. After a few minutes, the water and metal are at a temperature of 35.9 °C. What is the specific heat capacity of the metal?

• 0.430 J/g°C

• 1.41 J/g°C

• 1.70 J/g°C

• 2.05 J/g°C

• 40.6 J/g°C

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-4

What letter on the graph refers to the region where the substance is being melted?

• A

• B

• C

• D

• E

Tags

NGSS.MS-PS1-4

What letter on the graph refers to the region where the vapor is being warmed?

• A

• B

• C

• D

• E

Tags

NGSS.HS-PS3-4

What letter on the graph refers to the region where the liquid is being warmed?

• A

• B

• C

• D

• E

Tags

NGSS.HS-PS3-4

What letter on the graph refers to the region where the liquid is being vaporized?

• A

• B

• C

• D

• E

Tags

NGSS.HS-PS3-4

What letter on the graph refers to the region(s) where the average kinetic energy of the particles is remaining constant?

• A, B, C, D and E

• A, C and E

• B and D

• A only

• E only

Tags

NGSS.HS-PS3-2

Which of the three specific heat capacities is the largest?

• Solid

• Liquid

• Vapor