Phase Diagrams

What letter on the diagram represents a gas?

• A

• B

• C

• D

Tags

NGSS.MS-PS1-4

What letter on the diagram represents a liquid?

• A

• B

• C

• D

What letter on the diagram represents a solid?

• A

• B

• C

• D

What is the melting point of this substance at 1 ATM of pressure?

• 40

• 60

• 100

• 110

Tags

NGSS.MS-PS1-4

What is the boiling point of this substance at 1 ATM of pressure?

• 40

• 60

• 100

• 110

Tags

NGSS.MS-PS1-4

What would the state of this substance be at 0.5 ATM of pressure at a 100 degrees Celsius?

• Solid

• Liquid

• Gas

• Michigan

Tags

NGSS.MS-PS1-4

Which statement is true for carbon dioxide at -60 °C?

• All three phases are possible.
• It can exist as a solid or a gas, depending on pressure.
• It is a solid.
• With enough pressure it can be melted.

Tags

NGSS.MS-PS1-4

At 10 atm, dry ice is heated from -100 °C to 30 °C.  What changes occur?

• freezing, then condensation
• melting only
• sublimation only
• melting, then boiling

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What phase change occurs at letter F?

• Melting

• Freezing

• Vaporization

• Sublimation

Tags

NGSS.MS-PS1-4

What phase change occurs at letter B?

• Deposition

• Melting

• Freezing

• Condensation

Tags

NGSS.MS-PS1-4