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Questions and Answers
What is the purpose of the mobile phase in chromatography?
What is the purpose of the mobile phase in chromatography?
- To retain the constituents of the mixture
- To carry the mixture through the system (correct)
- To separate the constituents of the mixture
- To dissolve the mixture
What determines the apparent velocities of the constituents in the mobile fluid?
What determines the apparent velocities of the constituents in the mobile fluid?
- The size of the constituents
- The affinities of the constituents for the stationary phase (correct)
- The type of stationary phase
- The type of mobile fluid
What is chromatography based on?
What is chromatography based on?
- The size of the constituents
- Differential partitioning between the mobile and the stationary phases (correct)
- The type of mobile phase
- The type of stationary phase
What affects the separation in chromatography?
What affects the separation in chromatography?
What are the two types of chromatography?
What are the two types of chromatography?