In the diagram of TLC for column chromatography, when does the organic product show up, and when does it stop showing up? What does it mean when there are some faded spots (less concentrated or less product, etc)? 1 2 3 4 14 15 16 17 5 6 7 8 18 19 20 9 21 10 22 11 23 12 24 13 25

Q: 15. A chromatography trial is performed on an unknown substance. The d₁ = 9.0 cm, the d2=13.7 cm.…

A: Thin layer chromatography (TLC) is a method of separating components of the mixture. It is based on…

Q: Retention Time Area of Peak % of Total Identity Component 1 Component 2 Component 3

A: Given data:

Q: A student analyzes sample 1, and sample 2 chromatograms of a mixture containing two compounds (A +…

A: The two samples( Compound A+Compound B ) are undergone chromatography : Compound A and Compound B

Q: How to interept this data to match the structure? It gives the peak/PPM and having trouble matching…

A: The given NMR data is needed to be interpreted and the each signal obtained is needed to be assigned…

Q: Compare and contrast a column chromatography, TLC, and GC according to stationary phase,  moving…

A:

Q: During Size exclusion chromatography, if VT = 30 mL, Vs = 15 cm3 , and VL = 15 mL, Vi is     7 mL…

A: Here VT = 30 mL, Vs = 15 cm3 , and VL = 15 mL,

Q: You are analyzing a forensic sample for the presence of controlled substances using HPLC. Which of…

A: Detector is given.

Q: Describe how to obtain a Retention Factor. What does the retention factor tell you?

A: Retention factor of a material is the ratio of the distance the spot moved above the origin to the…

Q: Solvent Front Highest point of the dye Lowest point of the dye Rf Value Baseline Chromatogram A 15.0…

A:

Q: None

A: Note that, Plate theory is a simplified model, and real chromatography behavior might deviate…

Q: A mixture of benzene, toluene, and methane was injected into a gas chromatograph. Methane gave a…

A: The amount of time required for each component to reach the detector following the mixture's…

Q: Explain why a chromatographic separation normally has an optimum flow rate that gives the best…

A: When an fast flow rate is maintained, the band is not allowed to spend much time within the column…

Q: stationary phase and mobile phase

A:

Q: The figure below shows a portion of a GC chromatogram for a mixture of two aromatic compounds…

A: To find out the time that components A and B spend in the stationary phase.  The chromatogram given…

Q: ▪ In a blood alcohol analysis by GC-FID, methanol elutes at 1 min, ethanol at 2 min, IPA at 3 min,…

A:

Q: As solvent polarity increases, the Retention Factor (Rf) of compounds on the TLC plate increases.…

A: Retention factor= distance travelled by compound/distance travelled by solvent. As solvent polarity…

Q: Can high-performance liquid chromatography (HPLC) effectively separate and quantify trace levels of…

A: Introduction: High-performance liquid chromatography (HPLC) plays a crucial role in the analysis of…

Q: m doing lab report for thin layer chromatography right now, but I'm struggling with a question about…

A: TLC is used in organic synthesis to know whether the reaction is completed or not . And the no of…