SolventfrontBluePaperPurpleSolventfrontRed2 cmSolvent-Origin16. What does a low retention factor imply in the analysis?The pigment of interest is well carried by the mobile phase.The pigment of interest is highly attracted to the stationary phase.The mobile phase is not suitable for extracting what is desired.The stationary phase warrants modification.7. If the solvent is substituted with hexane, which of the three pigments will be retained inthe stationary phase?8. If the solvent is substituted with hexane, which of the three pigments will be carried bythe mobile phase?9. Which of the three pigments will be retained in the stationary phase if the solvent issubstituted with water?10. If the solvent is substituted with water, which of the three pigments will be carried bythe mobile phase?Lid-0⁰.00⁰.00010 cm8 cm6 cm

Here, multiple questions are given. As per Bartleby guidelines, I am allowed to answer one question…

6. What does a low retention factor imply in the analysis? he pigment of interest is well carried by the mobile phase. he pigment of interest is highly attracted to the stationary phase. he mobile phase is not suitable for extracting what is desired. he stationary phase warrants modification.

6. What does a low retention factor imply in the analysis? he pigment of interest is well carried by the mobile phase. he pigment of interest is highly attracted to the stationary phase. he mobile phase is not suitable for extracting what is desired. he stationary phase warrants modification.

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Related questions

Q: 4. On a GC column with L= 30 m, a reference sample elutes in 13.1 min with w1/2 = 15 sec. What is…

A: “Since there are multiple questions and it is not mentioned that which one has to be solved so I…

Q: In an IR spectroscopy of a recrystallized salicylic acid Discuss other chemical analysis methods…

A: IR spectroscopy is used to detect functional group only. Confirm structure cannot be determined by…

Q: Now that you have experienced both techniques, compare and contrast melting point determination and…

Q: What are the principles of flame ionization detection? Was it a good choice for these analytes?

A: FLAME IONIZATION DETECTION (FID)

Q: Answer ALL parts to this question (a) With the aid of a diagram describe the experimental set up of…

A: Answer- Gas chromatography- Gas chromatography is a term used to describe the group of analytical…

Q: Retention times in a 1.25m chromatographic column: dead time, 0.395 min; isopropylamine, 4.59 min;…

A: The objective of the question is to calculate the retention factor, selectivity factor, number of…

Q: Which of the following statements is .14 ?incorrect Number of theoretical plates decreases .with…

A: Solution

Q: Thomas obtained a chromatogram for hydrocarbon analysis as below. He anticipated that his setting…

A: The main problem with this spectrum is that the peaks of the components are two closely located and…

Q: errors in thin layer chromatography?

A: Thin Layer Chromatography (TLC) is used in order to separate components in a reaction mixture.

Q: Why is it necessary to determine the nature of sample (e.g. type of analyte/sample) before…

A: Answer - Preparation is a very important step in most analytical techniques, because the techniques…

Q: Is the retention of particles related to the RSS or the relative supersaturation of the solution?…

A: Given: Retention of particles is related to relative supersaturation of solution. To find: whether…

Q: Compare Fourier Transform based methods (NMR, FT-IR and FT - ICR MS ), UV- Vis spectrophotometric,…

A: The aim of this question is to explain the analytical technique which based on traditional method…

Q: Determination of Iron Content using Flame Atomic Absorption Spectrophotometry QUESTIONS: Why is…

A: Flame atomic absorption spectroscopy is used to determine the presence of metals and metalloids in…

Q: Explain the function of the different steps in solid-phase extraction method.

A: Solid-phase extraction also known as SPE is an extraction technique in which compounds either…

Q: The cool plasma tail needs to be removed in regular ICP-OES analysis using the axial view. Provide…

A: A question about spectroscopy, which is to be accomplished.

Q: Which column would you use for the separation of compounds A and B. Briefly explain the reason for…

A: Chromatograms are used for the separation of compounds from a mixture of different compounds.Here,…

Q: In an infrared (IR) analysis, the solid compound you want to analyze is found to be insoluble in all…

A: IR spectroscopy or vibrational spectroscopy is the measurement of interaction of infrared radiation…

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: 6. What does a low retention factor imply in the analysis? The pigment of interest is well carried…

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

Q: functional grp analysis compound: myristic acid pls complete the table Test Reagent Observation…

Q: . tion three: Describe the basis behind cach of the following mechanical separation methods: 1)…

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

Q: n RPLC, The retention of a basic analyte in RPLC decreases as the mobile phase pH increases. True or…

A: Silica gel and alumina are highly polar so they interact strongly with polar compounds and solvent…

Q: Write the principles of the following methods:(i) Vapour phase refining(ii) Zone refining(iii)…

A: Refining is the method to purify the impure metal into pure metal using suitable methods of…

Q: All of the following will generate reproducible but not accurate results except a. The analytical…

A: A multiple choice question based on analytical process that is to be accomplished.

Q: an analytical separation technique based in the large differences in solubility between interference…

A: Correct answer is (4)✓ Separation by precipitation.Separations by precipitation require large…

Q: Enlist the solvents used as stationary and mobile phases in paper chromatography.

A: Paper chromatography: It is the technique that is used in order to separate the colored chemical…

Q: Based from your basic knowledge about GC, do you need to perform derivatization technique prior to…

A: Gas chromatography is a analytical technique used to separating and analysing compounds.GC is used…

Q: Discuss which conditions are most effective for separating the four compounds, making reference to…

A: To effectively separate the four compounds, different chromatographic techniques can be used based…

Q: If the stationary phase and the compound being tested are both polar, will the retention factor (Rf)…

A: Given that both the stationary phase and the compound being tested are polar.

Q: Why is it best to use a small amount of standard when performing mixed melting point analysis?

Q: In the experiment, the TLC plate was submerged in toluene ethylacetate and had spots of cinnamon…

A: Thin layer chromatography is used to know how many components are present in the mixture .To know…

Q: Name the ionization techniques for solid and liquid samples.

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

Q: a. HPLC

A: This question is related to structure determination of compound.

Q: The retention of a carboxylic acid analyte in HILIC will decrease as the pH of the buffer component…

A: Answer The retention of a carboxylic acid analyte in HILIC will decrease as the pH of the buffer…

Q: Ion exchange chromatography consists of? i. stationary phase with a matrix of charged ionizable…

A: Ion exchange chromatography consists of? = D. i and ii i. stationary phase with a matrix of charged…

Q: . Which of the following compounds will elu LAST in a reverse phase chromatography? а. Br С. NH2 d.

Q: (b) In a chromatographic analysis of low molecular-weight acids, butyric acid and isobutyric acid…

A: Given, Retention time for butyric acid = 7.63 min Retention time for isobutyric acid = 5.78 min…

Question

Solvent
front
Blue
Paper
Purple
Solvent
front
Red
2 cm
Solvent-
Origin
1
6. What does a low retention factor imply in the analysis?
The pigment of interest is well carried by the mobile phase.
The pigment of interest is highly attracted to the stationary phase.
The mobile phase is not suitable for extracting what is desired.
The stationary phase warrants modification.
7. If the solvent is substituted with hexane, which of the three pigments will be retained in
the stationary phase?
8. If the solvent is substituted with hexane, which of the three pigments will be carried by
the mobile phase?
9. Which of the three pigments will be retained in the stationary phase if the solvent is
substituted with water?
10. If the solvent is substituted with water, which of the three pigments will be carried by
the mobile phase?
Lid-
0⁰.
00⁰.
000
10 cm
8 cm
6 cm

Expert Solution

This question has been solved!

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

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 1 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 is the IR and HNMRAndCNMR and mass in this example
7. Which of the following compounds will elute LAST in a reverse phase chromatography? A. B. C.
Would your absorbance value be too high or too low if the level of indicator were above the mark on the pipet when delivered to the flask? Explain your answer.
a) How does mass spectrometry identify organic compounds? b) Describe the use and function of Quadrupole Analyzers ? c) One of the ionization sources for atomic mass spectrometry (MS) is Inductively Coupled Plasma (ICP). Explain the need for an interface in the ICPMS instrument and how can it be achieved.
How GC retention time can be affected by the mobile phase flow rate and the temperature of the column
The best choice of mobile phase in a thin layer chromatography experiments is: Group of answer choices The most volatile solvent possible. The least polar solvent possible. The most polar solvent possible. A mixture of solvents that takes into consideration the polarity of the analyte.
1. Describe the different types of analytes which can be analyzed using the different methods of optical analyses. 2. Why is it that absorbance readings be done at lambda max?
Match Column A with Column B. v Distance traveled by the solvent A. Silica gel G Adsorbent used in TLC B. Eluent v High affinity to stationary phase C. High Rf value v High affinity to mobile phase D. Point of origin v Liquid that comes out of the column E. Low Rf value F. Solvent front G. Silica gel H. Eluate
Two compounds A and B from GC on two open tubular columns contains a XY-1 (100% methyl) and a XY-2 (50% methyl, 50% phenyl), with the same diameter, thickness and length under the same experimental conditions. The retention times and peak widths are show in the Table 1.Hint: phenyl groups interact more strongly with polar groups than methyl groups. Which compound is more polar? Explain your answer
draw a sample calibration curve for quantitative determination of phosphate using flow injection analysis. Show how a quantitative determination for the species is done using the calibration curve
What is the IR and HNMRAndCNMR and mass
What is the IR and HNMRAndCNMR and mass in this example