The Temperature Program for a Separation Starts at a Temperature

question 20

Multiple Choice

The temperature program for a separation starts at a temperature of 50 ^oC and ramps the temperature up to 270 ^oC at a rate of 10 ^oC/minute.Which statement is NOT true for this separation?

• A)At 10 ^oC/minute,a total of 22 minutes is needed to reach 270 ^oC.
• B)Strongly retained solutes will remain at the head of the column while the temperature is low.
• C)Weakly retained solutes will separate and elute early in the separation.
• D)The vapor pressure of strongly retained solutes will increase as temperature increases.
• E)Strongly retained analytes will give broad peaks.

Differentiate between conclusions and recommendations in the context of a research report.

Discover the procedures and technologies involved in knowledge management within organizations.

Understand the nature and purpose of different types of reports.

Recognize the importance of selecting the right medium for a report based on audience expectations.

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