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Answer the following questions: a) Does an isomer of ethanol have a strong or weak interaction...

Answer the following questions:

a) Does an isomer of ethanol have a strong or weak interaction (intermolecular) with the stationary phase in gas chromatography if the isomer have a less retention time than ethanol? Explain.

b) At sea level, the boiling point for ethanol is 78.4 C. If you want to purify ethanol where the altitude is 430 m below sea level, do you think the boiling point be higher or lower than 78.4 C? Explain.

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