Calorimetry Answers

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Which of the following has the most thermal energy?

500 mL water at 25°C

1.5 L water at 25°C

15 L water at 25°C

At what point will the heat flow stop?

When the amounts of thermal energy in the cube and the container are equal.

When the temperatures of the cube and the container are equal.

As the temperature of a substance increases, the average kinetic energy of the particles in the substance

increases.

decreases.

changes randomly.

A cube of copper has a temperature of 5°C. The cube is placed in a closed container whose internal temperature is 85°C. What will happen over time?

Heat will flow from the cube into the air in the container.

Heat will flow from the air in the container into the cube.

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