Driving question : What is the composition of air freshener?

In this activity, students analyse the composition of air freshener using gas chromatography. Performing this experiment gives them hands-on knowledge about operating a gas chromatograph and its practical applications and limitations.

Topic: Chemical analysis,
Concepts: Chemical analysis, Gas chromatography, Gaseous state,
Grade level: High School (14-18 years),
Activity type: Data logging,
Sensors: Gas chromatograph (Bt45i),
Interface requirements: Single analog sensor input,

The Student Worksheet gives investigation instructions for students.

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The Teacher Notes includes teacher commentaries such as didactical approach, exemplary questions, assignments and data analysis.

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The Science Background describes the scientific principles that underlie the activity.

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Coach Activity/Result file can be opened in the Coach 7 Program. This requires Coach 7 to be installed on your computer.

Download activity Coach activity air refreshener (.cma7) Download result Coach activity air refreshener (.cmr7)