1) Study the chromatograph (below) of a mixture of Compounds A and B, run on the GCs in the teaching labs at CU Boulder. Compound A has the shorter retention time. START 61 1.11 227 RT AREA 0.61 XXXX 1.11 XXXX 2.27 Хххх TVPE XX XX ARIHT XX XX XX AREAS 0 009 55874 44.117 TOTAL AREA= XX MUL FAC TOR XX 1. What is the retention time of compound A? Compound B? 2. Which compound is present in a larger amount? 3. Which compound has the lower boiling point? 4. What would happen to the retention times of compounds A and B if the column temperature were raised? 5. You suspect that compound B is octane. What can you do to provide supporting evidence for this hypothesis?
1) Study the chromatograph (below) of a mixture of Compounds A and B, run on the GCs in the teaching labs at CU Boulder. Compound A has the shorter retention time. START 61 1.11 227 RT AREA 0.61 XXXX 1.11 XXXX 2.27 Хххх TVPE XX XX ARIHT XX XX XX AREAS 0 009 55874 44.117 TOTAL AREA= XX MUL FAC TOR XX 1. What is the retention time of compound A? Compound B? 2. Which compound is present in a larger amount? 3. Which compound has the lower boiling point? 4. What would happen to the retention times of compounds A and B if the column temperature were raised? 5. You suspect that compound B is octane. What can you do to provide supporting evidence for this hypothesis?
Chapter15: Electrophoresis And Other Separation Methods
Section: Chapter Questions
Problem 5P
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