Sublimation of Dry Ice

 

 

 

Keywords:  Explore sublimation with dry ice.

 

Hazards: 

Dry ice is very cold.  You may wish to use gloves or tongs.

 

Chemicals and Solutions: 

Dry ice

 

Materials: 

Balloons

Cylinder

 

Procedure: 

Place a piece of dry ice in a balloon and tie the balloon.  As the dry ice sublimes the balloon inflates.  Pass the balloon around the classroom. Or you could place several pieces of dry ice into an Erlenmeyer flask and then attach the balloon over the mouth of the flask.  This balloon will inflate as the dry ice sublimes.

 

Discussion:  Sublimation Temp = -78.5o C

 

 

 

 

 

To schedule a demonstration, please send an email to the demonstration lab.

 

Contact:

Eric Camp

Lecture Demonstration Technician

Bagley Hall 171

(206) 543-1606

ericcamp@uw.edu

 

Site Map | Contact Us