Post Utme Pan Atlantic University 2021 Chemistry Question 15
Practice objective / multiple choice question 15 from the 2021 Post Utme Pan Atlantic University Chemistry examination.
A mixture of 2.0 g of hexane (C6H14) and 1.5 g of toluene (C6H5CH3) is analyzed by gas chromatography. If the retention time of hexane is 10 minutes, and the retention time of toluene is 15 minutes, what is the percentage composition of hexane in the mixture?
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About This Question
This is Post Utme Pan Atlantic University 2021 Chemistry Question 15. It is one of the objective questions from the 2021 Post Utme Pan Atlantic University Chemistry examination.
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