2. A chromatographic column is eluted with a solution containing a mixture of two components, X and Y. The chemical affinity of X for the stationary phase is less than that of Y and the chemical affinity for X for the mobile is greater than that of Y. Which substance will be eluted first? Explain your answer.

Q: In molecular exclusion (size exclusion) chromatography, molecules have the the longest retention…

A: Molecular exclusion chromatography is base on size of molecules. It is a separation technique that…

Q: What Are the Main Differences Between High Performance Liquid Chromatography and Gas Chromatography?

A: The high performance liquid chromatography and gas chromatography are used to determine the…

Q: explain what a response ratio is in Gas Chromatography and why it might be needed to quantify…

A: Gas chromatography (GC) is an analytical technique used to separate the chemical components of a…

Q: Relationship between polarity and thin layer chromatography​?

A:

Q: The height of three peaks; A, B, and C obtained in a gas chromatogram are 20.6 mm, 17.5 mm and 40.6…

A: A numerical problem based on gas chromatography, which is to be accomplished.

Q: 3. Two peaks in a particular gas chromatogram have a retention ratio of 1.25. If this mixture was…

A: The ratio of the retention periods of two peaks is known as the retention ratio in gas…

Q: A certain mixture contains the following compounds: propionic acid, 2-hexanol, isoamyl acetate, and…

A:

Q: A solution with 0.083 7 M X and 0.050 0 M S9 gave areas AX = 423 and AS9 = 372. Then 10.0 mL of 0.05…

A: Given: A solution having 0.0837 M X and 0.0500 M S’ showed peak areas AX = 423 and AS’ = 372,…

Q: Which type of chromatography is most useful for determining the concentrations of minerals in…

A: When it comes to analyzing the mineral content in water, certain analytical methods are more…

Q: In another chromatography experiment, pure chemical “A” leaves a yellow spot with an Rf = 0.49 and…

A:

Q: You are carrying out an experiment by analysing alcoholic drinks by gas chromatography. Why is Gas…

A: Gas chromatography is commonly used for analyzing any particular compound which is vaporized without…

Q: True or False: Liquid-solid  phase column chromatography is used to separate large up to multigram…

A: The above statement is true.

Q: a) What would you see if you ran a Thin Layer Chromatography (TLC) on a mixture of the three solids…

A:

Q: All types of chromatography have mobile phaseand stationary phase. What is a stationary phase and a…

A: Stationary phase: It could be solid, or liquid supported on a solid layer or coating on the…

Q: n paper chromatography,

A: Paper chromatography was discovered by Synge and Martin in the year 1943.

Q: Chromatography is a separation technique. What is the physical or chemical basis for separation of…

A: The separation relies on the relative affinity of compounds towards both the phases. The compounds…

Q: 1. From spinach, the chromatographic analysis will yield two major substances: (a) B-carotene…

A: (i). Characteristics of beta-carotene: β-carotene is the molecule that gives carrots, sweet…

Q: In an experiment of Reverse Phase chromatography using C-18 stationary phase and a mixture of…

A:

Q: A gas chromatogram of a mixture of toluene and ethyl (a) Measure w1/2 for each peak to the nearest…

A: (a) W1/2 of peak 1= 0.2mm and W1/2 of peak 1= 0.1 mm(b) use the formula N= 5.54 (t/W 1/2 )2  (1)…