Distillation

1. __________ describes the tendency of a substance to vaporize.

• Volatilization
• Relative volatility
• Vapor point
• Flash point

2. A(n) __________ mixture occurs when two or more components boil at same temperature when the mixture is at a certain concentration.

• extractive
• azeotropic
• entrained

3. Which one of these devices helps hold liquid on a column tray.

• downcomer
• bubble cap
• sieve
• weir