Unit 9 Review

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

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

NGSS.MS-PS3-4

What would the state of this substance be at 1 ATM of pressure at a 80 degrees Celsius?

• Solid

• Liquid

• Gas

• Critical fluid

Tags

NGSS.MS-PS1-4

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

• 40

• 60

• 100

• 110

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

A student inflates a balloon with helium then places it in the freezer. The student should expect

• the balloon's volume to increase

• the balloon's volume to decrease

• the balloon's moles to increase

• the balloon's moles to decrease

Tags

NGSS.MS-PS1-4

If a hairspray can is heated, what can be expected of the pressure of the gas inside the can?

• The pressure will increase

• The pressure will decrease

• The pressure will remain constant

• The pressure will equalize

Tags

NGSS.MS-PS1-4

Which of the following would increase the (gas) pressure of a system?

• Increase the Temperature

• Pump in more gas

• Decrease the volume

• All of these

In order to convert to Kelvin, you add ______ to the Celsius measurement.

• 372

• 273

• 237

• 732

What is 50 °C in Kelvin?

• 223

• 323

• 100

• 50