Question

1. what are the properties of liquid CO2, that allowed it to extract the limonene from orange peel?

2. List four mist abundant complunds in orange oil and their relative amounts.

3. if you were to see a peak in your GC-MS sample with a retention time of 8.00 min, how would the polarity of that compound compare to the polarity of limonene? Explain.

4. what is the purpose of adding the anhydrous sodium sulfate to GC-MS vial and filtering it? what might happen during the GC-MS analysis if we didn’t perform these steps?

Answer 1

Ans 1 :

Liquid CO2 is used to extract limonene from orange peel due to its various properties such as :

1) It is inexpensive and can be easily sourced from the environment.

2) It is not toxic or flammable so safe to work with

3) It can be easily removed after the extraction procedure is complete

4) It also does not cause any harm to the environment.