Activity Number
270
Editable
Overview and Learning Objectives
Central Concepts
Benchmarks and Standards
Extensions and Connections
Activity Credits
Requirements

Gas Effusion in a Two-Compartment Container (1 page interactive model)

Interactive model, with minimal support

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This Activity Requires:

  • Java 1.5+ - Java 1.5+ is available for Windows, Linux, and Mac OS X 10.4 and greater. If you are using Mac OS X 10.3, you can download MW Version 1.3 and explore within it instead.

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Overview and Learning Objectives

Students can experiment with the number of particles and temperature in order to increase or slow effusion of gas through a barrier.

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Central Concepts

Key Concept:

Effusion through a barrier increases with temperature.

Additional Related Concepts

Physics/Chemistry

  • Diffusion
  • Effusion
  • Gas
  • Molecular movement

Systems

  • Equilibrium

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Benchmarks and Standards

NSES

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Extensions and Connections

The activity connects to another on diffusion.

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Activity Credits

Created by CC Project: Molecular Workbench using Molecular Workbench

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Requirements

  • Java 1.5+ - Java 1.5+ is available for Windows, Linux, and Mac OS X 10.4 and greater. If you are using Mac OS X 10.3, you can download MW Version 1.3 and explore within it instead.

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NSF Logo
These materials are based upon work supported
by the National Science Foundation under grant numbers
9980620, ESI-0242701, EIA-0219345, DUE-0402553, and 0628181.

Any opinions, findings, and conclusions or recommendations expressed in this
material are those of the author(s) and do not necessarily reflect
the views of the National Science Foundation.