At the completion of the experiment, a student measures the solvent front to be 55 mm from the baseline. If a component in the sample being analyzed generates a spot whose diameter spans from 34 to 36 mm from the baseline, calculate the Rf value for that component.

At the completion of the experiment, a student measures the solvent front to be 55 mm from the baseline. If a component in the sample being analyzed generates a spot whose diameter spans from 34 to 36 mm from the baseline, calculate the Rf value for that component.

Organic Chemistry: A Guided Inquiry

2nd Edition

ISBN:9780618974122

Author:Andrei Straumanis

Publisher:Andrei Straumanis

ChapterL3: Carbon (13c) Nmr Spectroscopy

Section: Chapter Questions

Problem 13CTQ

See similar textbooks

Related questions

Q: Which of the following factors DOES NOT affect retention time of a sample undergoing normal phase…

Q: Which of the following results from an in-line HPLC mobile phase filter becoming plugged with…

A: Correct option is B.

Q: Explain

A: In TLC analysis we put solvent below the sample spot .

Q: Why line extraction from a point cloud is needed ?

A: Planar structure extraction from point clouds is an important process in many applications.

Q: Indicate which other analytical techniques TGA can be coupled with and what would be the advantages?

Q: What is the Rf value for a compound if it moves 3.0 cm from the origin when the initial spot is…

Q: What is the role of stationary phase and mobile phase in Chromatography? Please shortly write at…

A: Concept is based on Chromatography.

Q: What is the impact of the shape of the solvent front in CE (Capillary Electrophoresis) compare to…

A: Capillary electrophoresis (CE) is an analytical technique that separates ions based on their…

Q: In carrying out an analysis of a mixture, what do you expect to see when the TLC plate has been…

A: Solvent front in TLC plate:The height reached by the solvent in TLC plate is known as solvent front.

Q: A mixture of species of A, B, and C is injected into a liquid chromatographic column with length of…

A: Selectivity factors measure as the distance between two chromatography peak. Retention factor (k)…

Q: In a thin layer chromatography experiment, a plate of length 8.67 cm was used and a horizontal line…

A: Retention factor (Rf) is defined as the ratio of the distance travelled by the compound (dc) to the…

Q: systematic

A: The separation of compounds under the influence of the mobile phase and the stationary phase is…

Q: When the use of 2D Thin layer Chromatography is better than normal TLC? Please shortly answer at…

Q: solve it asap. Explain what the following factors consist of and their influence on the…

A: Chromatography is an analytical technique used for the separation of mixtures based on the…

Q: 24 45 11 4 16 19 21 12 15 3 6 8 9 10 23 13 14 17 18 20 22 1 2 6. 8. 10 12 14 16 18 20 22 24 26 Time…

Q: PART A: Substance A was found to have a retention times of 3.15 minutes on a 70.00-cm column. An…

A: Hello. Since the question contains multiple subparts, the first three parts are solved. In case the…

Q: 2. In HPLC analysis, why Would peak area is preferred to peak height in evaluating the caffeine…

A: Since you have asked multiple questions, we will answer the first question for you. To get the…

Q: Consider a sample that is a mixture composed of biphenyl, benzoic acid and benzyl alcohol. The…

A: Given, Biphenyl, Benzyl alcohol, and Benzoic acid.

Q: If a TLC was run in a solvent system that caused all the spots to show up at the baseline, how could…

A: Rf value Vs polarity of the eluent

Q: What is the difference between isocratic and gradient elution?

Q: Can you TYPE the definitions of the all of words please Chromatography TLC Stationary phase Mobile…

A: Most of the time, the compounds we encounter are not in their purest form. They are essentially a…

Q: A retention time of 85 s is obtained from a gas-chromatographic peak. The base width from the…

Q: HPLC VFA analysis - why do I get so different peaks for very similar samples?

A: Volatile fatty acids are formed during microbial fermentation of organic matter and are present in a…

Q: Suppose that the sample size was 3.0 mg, the column dimensions were 1.00 m length 3 4.0 mm diameter,…

Q: In thin-layer chromatography, what will be the result if the solvent level is higher than the sample…

A: A multiple choice question based on thin layer chromatography, which is to be accomplished.

Q: What would be the effect of raising the temperature or increasing the carrier gas flow rate on the…

A: The gas chromatography is a set of separation techniques to find the volatile substances in gaseous…

Q: (iii) What would be the effect on the retention time and order of eluting if the C18 column is…

A: Answer. C18 column has 18 carbon atoms, having a longer carbon chain makes it's retention time…

Q: Investigate the linear calibration range of this experiment.

A: Lead Concentration, ng ml-1 Absorbance 10 0.05 25 0.17 50 0.32 100 0.6 200 1.07…

Q: SUGGEST REASONABLE CLASSIC COLUMN DIMENSIONS FOR CHROMATOGRAPHING 0.5G OF SAMPLE ON ALUMNIA

A: The size of the column decide how much accurate is the separated product. The larger and wider size…

Q: Which of the following factors DOES NOT affect retention time of a sample undergoing normal phase…

Q: Would you expect that changing the solvent will change the Rf value of the specific solute? Why? 6.…

A: 5) on changing the solvent, the Rf value will change because the polarity of the solvent will change…

Q: Why do we use a makeup gas for some gas chromatography detectors?

A: The method of separation of components present in the mixture is termed as chromatography.…

Q: A mixture of A and B is injected into a liquid chromatographic column with length of 45 cm. The…

A: given- length of the plate= L = 45 cm plate height = H = ?

Q: What error is introduced into the determination of an Rf value if the top is left off the developing…

A: In chromatographic technique, the components of a mixture are separated by using a developing…

Q: Why is it necessary to use cold trapping on the gas chromatography column if sample is introduced…

A: Gas chromatography is an analytical technique o separate the components of a sample mixture. Here…

Q: Is the mobile phase for your TLC and column chromatography more or less polar than the stationary…

A: Mobile phase: It is the phase that is getting movement in the column. The sample that has to be…

Q: What procedures should be done to guarantee that the calibration curve is accurate?

Q: the efficiency of a chromatographic column improves the measure that a.increases the height of the…

A: To determine what improves the efficiency of a chromatographic column:

Q: The peak parameters for your internal standard, evaluated using a capillary column with a length of…

A: HETP is defined as unit of coloumn length sufficient to bring solute in the mobile phase. It is a…

Q: Answer in your own words. What is the advantage of very small particle sizes in Liquid solid…

Q: What is the role of stationary phase and mobile phase in Chromatography? Please shortly answer at…

A: The stationary phase remains fixed in place while the mobile phase carries the components of the…

Q: The following chromatographic peaks indicate the undesirable interaction and separation that taken…

A: Abnormal chromatographic peaks:

Q: Determine the order of inhibition time of hexane, hexanol and benzene compounds in the reverse phase…

A: Given compounds: Hexane, hexanol and Benzene. To determine: The order of Inhibition time in Reverse…

Q: What is the Rf of the compound if the compound distance is 2.59 cm and the solvent front distance is…

A: Given that, Distance travelled by solute= 2.59 cm Distance travelled by solvent= 5.81 cm Then ,…

Q: Table 2. Effect of injection volume and temperature on retention time, peak width and resolution.…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: What is the purpose of solid-phase extraction? Why is it advantageous to use large particles (50 mm)…

A: An extraction method where compounds are suspended (or) dissolved in mixture of liquid are isolated…

Q: A mixture of species of A, B, and C is injected into a liquid chromatographic column with length of…

A: Given,Length of the column = 20.0 cmSpecies Retention time min…

Q: What are the mechanisms of samples separation work in Thin layer Chromatography? Please shortly…

A: TLC

Q: Does the amount of radiation (cpm) increase or decrease as the distance between the sorce and the…

A: Amount of radiation between the source and sensor is determine using the inverse square formula:…

Question

100%

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

What error is introduced into the determination of an Rf value if the top is left off the developing chamber?
Can you DRAW a TLC plate in an elution chamber that shows 3 lanes each with one spot. Label the following in your drawing: Solvent front Origin Mobile phase Stationary phase Distances needed to measure Rf value for one of the spots
A student spots an unknown sample on a TLC plate and develops it in dichloromethane solvent. Only one spot, for which the Rf value is 0.95, is observed. Does this indicate that the unknown material is a pure compound? What can be done to verify the purity of the sample?
A student spots an unknown sample on a TLC plate and develops it in pentane solvent. Only one spot, for which the Rf value is 0.05, is observed. Is the un-known material a pure compound? What can be done to verify the purity of the sample?
Calculate the RF value for a spot in a TLC experiment if the solvent move 13.5 cm and the spot move 9.1 cm from the origin
In a thin layer chromatography experiment, a plate of length 8.67 cm was used and a horizontal line was made at 1.11 cm above the bottom of the plate. After running the experiment (developing and drying), a spot was observed at 4.59 cm from the bottom of the plate, and the solvent front was 7.56 cm from the bottom of the plate. What is the Rf value?
A mixture of species of A, B, and C is injected into a liquid chromatographic column with length of 20.0 cm. The obtained separation results are listed as follows: Please calculate the resolution for species B and C from the data. Please keep your result to two decimal places. The answer would be 1.22, I would need help how to get that answer
The plot of retention time versus detector signal in chromatography called?
What is the impact of the shape of the solvent front in CE (Capillary Electrophoresis) compare to HPLC? What impact does this have on peak shape, resolution, and plate height?
On a paper chromatogram, a spot produced by blue ink traveled 2.7 cm, and the solvent "front" traveled 5.7 cm during the experiment. Calculate rate of retention of flow, Rf, for the blue ink.
How the 2D Thin layer Chromatography separation processes are worked? Please shortly answer at your own words. Answer should be to the point (specific 4-5 lines).
Thin Layer Chromatography why the non-polar compounds move up the plate most rapidly (higher Rf value), whereas polar substances travel up the TLC plate slowly or not at all (lower Rf value)? Please help me explain this question! Thank you so much!