Measuring activities with a Knudsen cell

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SUMMARY

The discussion focuses on measuring activities using a Knudsen cell, specifically how Gibbs energy is derived from these measurements. Participants seek resources that explain the principles behind Knudsen cell measurements and their applications, particularly concerning temperature ranges. The conversation highlights the importance of understanding Knudsen effusion and its relevance in electrochemical analysis.

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  • Understanding of Knudsen effusion principles
  • Familiarity with Gibbs energy calculations
  • Knowledge of electrochemical analysis techniques
  • Basic concepts of temperature measurement in scientific experiments
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Chemists, materials scientists, and researchers involved in thermodynamic measurements and electrochemical analysis will benefit from this discussion.

lalbatros
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Hello

I would like to find some texts or web sites explaining how and why activities can be measured with a Knudsen cell. What is measured and how the Gibbs energy is deuced from the measurements.

I would also like to find out the range of application of this method, like for temperatures.

Thanks,

Michel
 
Chemistry news on Phys.org
I've actually researched a bit on electric cells, perhaps you can find something here (try to browse under electrolysis etc)

http://groups.msn.com/GeneralchemistryHomework/methodsofanalysis.msnw
 
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