Chemical Properties

Question 1

A cylinder at left with balls evenly spaced throughout the cylinder has an arrow leading to a cylinder at right cylinder with balls stacked near its bottom.

Revolt · Accepted Answer

Atoms lose energy as a gas changes to a solid.

Question 2

During which changes of state does the motion of the atoms decrease?

Revolt · Accepted Answer

freezing and condensation

Question 3

A cylinder at left with balls evenly spaced throughout the cylinder with an arrow leading to a cylinder at right with balls stacked near the bottom of the cylinder.

Revolt · Accepted Answer

deposition

Question 4

Which statement best describes the energy changes associated with evaporation and boiling?

Revolt · Accepted Answer

Atoms gain energy during evaporation and boiling.

Question 5

What happens if atoms lose energy during a change of state?

Revolt · Accepted Answer

The atoms are pulled together by attractive forces and become more organized.

Question 6

The diagram shows changes of state between solid, liquid, and gas. The atoms of a substance lose energy during a change of state. Before the change, the atoms are close together but are able to slide past one another.

Revolt · Accepted Answer

Q

Question 7

Which is the process by which a solid changes to a liquid?

Revolt · Accepted Answer

melting

Question 8

Brian made this table to organize his notes on changes of state.Which change of state has the wrong energy change listed?

Revolt · Accepted Answer

deposition

Question 9

During which changes of state do atoms overcome the attractive forces between them?

Revolt · Accepted Answer

vaporization and sublimation

Question 10

What happens during evaporation?

Revolt · Accepted Answer

A liquid changes to a gas.

Chemical Properties Answers

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