Phase Change Chemistry

How long does it take this substance to change from a liquid to a gas?

• 1 minute

• 2 minutes

• 10 minutes

• 15 minutes

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which number is condensation?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-4

Which number is melting?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-4

What is the freezing point of this substance?

• 0 degrees C

• 55 degrees C

• 60 degrees C

• 90 degrees C

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

At which temperature is this substance both a liquid and a gas?

• 75°C

• 90°C

• 95°C

Tags

NGSS.MS-PS1-4

Which letters represent a phase change?

• C,E

• B,D

• B

• E

Tags

NGSS.MS-PS1-4

According the graph, which phase change takes the longest to occur?

• melting

• vaporization

• freezing

• condensation

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What state of matter is segment 5?

• Solid

• Liquid

• Gas

• Plasma

Tags

NGSS.MS-PS1-4

A substance's heating curve is shown in the graph. What is its boiling point? (Diagram B)

• 100 C

• 60 C

• 80 C

• 20 C

Tags

NGSS.MS-PS1-4

Which number is boiling?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4