Phase Changes: Liquid-Gas: Helium & CO2 Balloons in Liquid N2

PIRA Class: 4C30.30

Purpose: 

Change of volume with change of stat Balloons of CO2 and He are immersed in liquid nitrogen. helium and CO2 balloons in liquid N2 Helium and CO2 balloons are immersed in liquid nitrogen. Cut open the CO2 balloon to show solid carbon dioxide.

Description:
Fill two separate balloons with helium and CO2. Dip each balloon in the liquid nitrogen and observe the different effects for the different balloons.

Equipment:
Helium balloon, CO2 balloon, liquid nitrogen

Web Simulation:

https://www.youtube.com/watch?v=PdMtGyNEEv8 

Location:
Shelf 262 (balloon), liquid nitrogen near the sink