3NA Chem: Kinetic Particle Theory (KPT)

Which of the following is a correct description for solids?

• closely arranged and in fixed positions

• closely arranged and vibrate in fixed positions

• closely arranged and can move around

Why happens to the temperature as a liquid boils?

• It will continue to increase.

• It will start to decrease.

• It will remain constant at 100 ^oC.

• It will remain constant at its boiling point

How will you describe the movement of gaseous particles?

• Particles are sliding over each other.

• Particles are moving at high speeds in all direction.

• Particles are far apart and arranged randomly.

• Particles are far apart but arranged orderly.

What is the boiling point of the substance given the cooling curve below?

• - 40 ^oC

• 0 ^oC

• 100 ^oC

• 130 ^oC

Substance X has melting point -177^oC and boiling point 78^oC. What is the state of the substance at 20^oC?

• solid

• liquid

• gas

Which of the substances is a solid at 30 ^oC?

• A

• B

• C

• D

• E

In which segment is the kinetic energy remaining constant?

• A-B
• B-C
• C-D
• E-F

What line segment represents only the solid state?

• A-B
• B-C
• C-D
• D-E

What state(s) of matter are present at D-E?

• Solid-liquid
• Liquid
• Liquid-gas
• Gas-Solid

Between which points is the substance changing state?

• A-B only. 
• A-B, C-D, E-F
• B-C only. 
• B-C, D-E