Boyle’s Law and the Mass of a Textbook
Effect of Pressure on the Size of a Balloon
Egg in a Flask – Thermal Decrease in Molar Volume
Flow of Gases Through a Porous Cup
Rate of Diffusion: The Ammonia Chloride Ring
Boltzmann: Digital Simulation of Kinetic Molecular Theory
Boyle’s Law and the Monster Marshmallow
PhET Simulation of Gas Behavior
Effect of Pressure Differences on a Balloon in a flask
Extinguishing Candles With Carbon Dioxide
A Metal Bar to Demonstrate One Atmosphere
Relation of Gas Pressure and Temperature
Transport of Carbon Dioxide Through a Soap Film
Digital Molecular Theory Simulator
Lead Balloon
Description: Balloons are filled with different gases, air, helium, and sulfur hexafluoride. The heaviness of the SF6 balloon can be shown on a balance or merely by dropping it. This can be related to the molecular weight of the gases.
Source: UW Card Catalog
Year: N/A Vol: N/A Page: N/A
Keywords: Air, Helium, Sulfur hexafluoride, Balloon, Molecular weight
Rating: 
Hazard: Low
- Latex allergy
Effectiveness: Average
- Results are clearly observable with guidance
- Mild effects are seen by audience
- Good reliability
Difficulty: Low
- Simple manipulations for most to perform
- Simple procedures
Safety Precautions:
- Eye protection required
Class: Gases, Atomic Structure
Division: General
The demonstration Lead Balloon may be found under Atoms and Molecules- Lead Balloon.
Return to General Chemistry Demonstrations