Chapter 10 Graphs

What letter on the diagram represents the triple point?

• A

• B

• C

• D

What letter on the diagram represents a liquid?

• A

• B

• C

• D

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

• Solid

• Liquid

• Gas

• Michigan

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

Which process takes the longest to occur?

• melting
• boiling
• freezing
• heating the solid

In which segment is the kinetic energy remaining constant?

• A-B
• B-C
• C-D
• E-F

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

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

Which liquid has the highest vapor pressure at 75^oC?

• ethanoic acid

• ethanol

• propanone

• water

At which temperature is the vapor pressure of ethanol equal to the vapor pressure of propanone at 35^oC?

• 35^oC

• 60^oC

• 82^oC

• 95^oC

According to the reference table, what is the boiling point of ethanoic acid at 80 kPa?

• 28 ^oC

• 100^oC

• 111^oC

• 125^oC