Vapor Pressure

Antifreeze is the least volatile of these 5 substances.  Which substance would be antifreeze?

• A

• B

• C

• D

• E

What substances will be gases at normal atmospheric pressure and a temperature of 90 ^oC? Choose all that apply.

• A

• B

• C

• D

• E

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

What is substance C’s boiling point at normal atmospheric pressure? (Just type in the number)

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-3

Which substance has the lowest boiling point at atmospheric pressure?

• A

• B

• C

• D

• E

Tags

NGSS.HS-PS3-4

Which substance is the most likely to be water?

• A

• B

• C

• D

• E

Tags

NGSS.HS-ESS2-5

Suppose the pressure applied to substance B was 400 mmHg.  What is its boiling point then? (just type in the number)

Tags

NGSS.HS-PS3-4

If we increased the pressure on substance C to 900 mmHg, would it boil at a temperature of 100 ^oC?

• Yes

• No

Tags

NGSS.HS-PS3-4

When WATER VAPOR is added to the air, the Air Pressure will

• increase

• decrease

• stay the same

What happens to the vapor pressure of a liquid when its temperature increases?

• It increases

• It decreases

• It remains constant

• It first increases then decreases

Which of the following factors does NOT affect the vapor pressure of a liquid?

• Temperature

• Surface area

• Intermolecular forces

• Volume of the liquid