A student performed a chromatography experiment to determine the Rf value of an unknown amino acid. The distances traveled by the amino acid and the solvent line were 3.0 cm and 8.5 cm, respectively. What is the R₁ value for this amino acid? 0.3 cm 0.35 1.8 O 5.5 0.85 cm 0.65 2.8

A student performed a chromatography experiment to determine the Rf value of an unknown amino acid. The distances traveled by the amino acid and the solvent line were 3.0 cm and 8.5 cm, respectively. What is the R₁ value for this amino acid? 0.3 cm 0.35 1.8 O 5.5 0.85 cm 0.65 2.8

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter33: High-performance Liquid Chromatography

Section: Chapter Questions

Problem 33.15QAP

See similar textbooks

Related questions

Q: Calculate the cell potential, Ecell, for the following voltaic cell, given (N2+=0.07 M and (Zn2+) =…

A: 31. Nernst equation: The Nernst equation relates to the reduction potential of an electrochemical…

Q: H2N NOBH3 (N, DCE

A: Detail mechanistic pathway is given below

Q: 14. A 4.0 x 10 M aqueous solution of highly soluble MNSO, is gradually made more basic by adding…

Q: What is the product of the following reaction sequence? 1) ^ MgBr 2) H,0

Q: Main eondion which p must satispy to give meani fuf solution c Eigen function) Dhetailed. puysical…

A: Here we have to write the condition of ψ satisfy to give meaningful solution and physical…

Q: Flame Atomic Absorption Spectroscopy (FAAS) method is selected due to its wide applicability for…

A: To discuss how we can determine the concentration of selected heavy metals (Cu and Cr) in the…

Q: ete the following reactions by providing the missing reagent(s) or Of the major product. OH + En HBr…

A: Olefins are reactive compounds shows an addition reactions. Form the olefins we can produce the…

Q: Predict the main organic product including any possible stereochemistry for the following reactions.…

Q: Draw the condensed (or the line) structure for the following compounds and give their name i) an…

A: Alkane is organic compound in which carbon carbon single bond is present.

Q: O 19.7 M O 0.255 M O 0.0655 M O 0.780 M

Q: The chemical formula for the antidepressant fluoxetine is C₁₇H₁₈F₃NO. What is the mass in grams of…

Q: Specify the reaction conditions to favour the indicated elimination mechanism. a. Strong base, such…

Q: The table below provides data for the enthalpy and entropy of formation of compounds A and B at…

A: #(b): In an isomerization reaction, one isomer converts to another isomer. Since isomers have same…

Q: Explain Heisenberg Uncereiuky principle aloug with derivahion fully describe in word and more than…

Q: An analytical chemist is titrating 118.6 mL of a 0.5800M solution of diethylamine ((C,H,), NH) with…

Q: cyanide ion-selective electrode obeys the equation The potential was -0.230 V when the electrode was…

Q: Draw the condensed structures and give the names of the straight chain alkanes containing seven to…

A: Alkane is organic compound containing carbon carbon single bond.

Q: 2 moles of ideal oxygen gas are kept at 273 K in a volume of 11.35 dm3 with a molar heat capacity at…

A: Given: number of moles of ideal oxygen gas, n = 2 mol T1 = 273 K volume, V1 = V2 = 11.35 dm3 heat…

Q: For finding the oxidation state of metal atom in coordination compound, charge on the ligand should…

Q: Based on the given data, a.) identify isolated system? Why? b.) Is there any Qlost or Qgained? How…

A: The given images represent the mixing of iron and water at different temperatures inside a…

Q: Consider Na,[Co(CN)]. A coordinate covalent bond exists between: Select ong a. Со and CN 3+ o b. Na…

Q: 2NH3(g) 26. Which of the following statements is true about the I.C.E. table below for the reaction:…

A: 26. Let 'a' be the change in concentration Molarity(M) 3H2(g) + N2(g) <----->…

Q: Chemistry IDENTIFY PRODUCT A TO C Br BugSnH, AIBN A Toluene, 80 °C Ph-

Q: (13) What is the molar solubility of thallium (III) hydroxide in pure water at 25°C? The ionic…

A: Given that: Ksp of thalium hydroxide = 1.68×10-44 Let S is the solubility . Thallium hydroxide is…

Q: Phosphoric acid, H, PO,(aq), is a triprotic acid, meaning that pKal pKa2 pKa3 one molecule of the…

Q: Which of the following four features most accurately describe an amorphous material? Select one: a.…

Q: Given that Ka for HC1O is 4.0 × 10-8 at 25 °C, what is the value of K, for ClO¯ at 25 °C? Kp = Given…

A: (1) Given that - Ka for HClO = 4.0×10-8 Temperature = 25°C Then, from following formula - Ka .…

Q: typical aqueous sugar solution for making glazed donuts is about 1.5 molal. Given that the Kb of…

Q: De Broglie Hypothesis (Dual Narure of matter And Radi ohou) Ex plavin weu aloug with detailed Ex…

Q: schrodingen Equation wit, fuep and dingram Deviv ation wave Expoynationn And its Application

A: You have multiple questions, so I will solved first question for you and please post separately rest…

Q: a) The following table provides the concentration of compound ‘A’ in a hydration reaction. Determine…

A: Two questions based on kinetics of reactions in solution that is to be accomplished.

Q: Select the category of alcohol which CANNOT be oxidize primary O secondary O tertiary quarternary

Q: 10. A chemical reaction at the standard state has the enthalpy of reaction: A,H° = +117 kJ and the…

Q: D The formation of Nitrogen monoxide from its elementS IS nonspontanecus under ambient temperatures,…

Q: The triple point of nitrogen occurs at a temperature of 63.1 K and a pressure of 0.127 atm. Its…

A: Given : At triple point : Temperature = 63.1 K Pressure = 0.127 atm Normal boiling point = 77.4…

Q: Write the appropriate reagents, conditions and products for the following transformations, in a…

A: When the benzene or its derivative react with nitric acid and sulfuric acid then it undergoes…

Q: Suppose that equal volumes of 0.114 M sodium chloride (Nac) and 0.0888 M silver nitrate (AgNO) are…

A: Here equal volume of 0.114M NaCl and 0.0888M AgNO3 solution are combined. Given Ksp of AgCl=…

Q: How many sigma bonds are present in the following molecule? Explain your answer.

Q: Flame Atomic Absorption Spectroscopy (FAAS) method is selected due to its wide applicability for…

A: This spectroscopy technique helps us to determine the concentration of unknown metal by determining…

Q: Predict the main organic product including any possible stereochemistry for the following reactions.…

Q: A nuclear power station delivers 1 GW of electricity for a year from uranium fission. Given that a…

A: Given: Power generated for a year = 1 GW 1 year = 365 x 24 x 3600 seconds So, Energy = Power x time…

Q: 29. A 50.0 mlL sample of 0.155 M HNO2(ag) is titrated with 0.100 M NAOH(aq). What is the pH of the…

A: Given that: Molarity of HNO2 = 0.155M Volume of HNO2 solution = 50.0ml = 50.0ml×1L/1000ml = 0.050L…

Q: how to get from A to C1 and A to C

A: We have to get from: A to C1 : undersaturated to super-saturated solution with higher concentration…

Q: The following is an aldol condensation reaction, involving two different carbonyl compounds, one…

Q: Question 25 Consider the following electron configurations to answer the question that follows: 1.…

A: We have to predict which of the given options will have highest second ionisation energy

Q: Which process occurs in the cytosol? O The citric acid cycle O Glycolysis O The conversion of…

A: Cytosol is a part or component of cytoplasm.

Q: The rate constant for a certain reaction is 0.54/M.sec at 300 oC. How long, in seconds, would it…

Q: Question 28 Which of the following stateme O Valence bond theory describes O The bonding electrons…

A: Electrons are negatively charged particles and they revolve around nucleus in outer shells of an…

Q: Generally, describe the mechanism for heterogeneous catalytic hydrogenation an provide an…

A: This question belong to stereochemistry. Mechanism have mentioned below. Here two distereomers…

Q: What is the pH of a 0.390 M solution of HF (Ka = 6.8 × 10⁻⁴)?

Question

A student performed a chromatography
experiment to determine the Rf value of an
unknown amino acid. The distances traveled by
the amino acid and the solvent line were 3.0 cm
and 8.5 cm, respectively. What is the Rf value for
this amino acid?
0.3 cm
O 0.35
1.8
5.5
0.85 cm
0.65
O 2.8

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

Step 2

Step 3

Step 4

Step by step

Solved in 4 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Quality Assurance and Calibration Methods

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

Explain how we would run a paper chromatography on an amino acid sample (explain the procedure or method). In a paper chromatography of an amino acid, the solvent front traveled 12.0 cm while the amino acid traveled 6.0 cm. What is Rf value of the amino acid?
The following Rf values were computed from a normal phase chromatography experiment. Arrange them from most polar to least polar. I - 0.25 II - 0.84 III - 0.56 IV- 0.67 Group of answer choices II > IV > III > I I > III > IV > II I > II > III > IV IV > II > III > I
Answer as established by thin ayer chromatography: 1. The value of Rf will always be: A. less than or equal to 1b. less than or equal to 0c. greater than or equal to 1d. None of the above
A thin layer chromatography experiment is planned to determine the Rf values of four compounds. List the following compounds in order of increasing Rf values from shortest to longest. (If B is shortest, then A, C, and D is longest, enter BACD )
Analysis of an unknown plant extract yield two peaks X and Y in a chromatogram, 15.65 and 17.03 min respectively in a 30.0 cm column. The peak base width for X is 1.06 and 1.15 for Y. The average number of plates in the column is
A particular mixture was seperated into three components usin paper chromatography. the Rf value of dye A is 0.78, the Rf of dye B is 0.43 and the Rf of dye C is 0.19. What component of the mixture A,B,C is most attracted in the stationery phase and why?
calculate Rfs for each spot on your chromatogram
Use the following information collected from a SIZE-EXCLUSION CHROMATOGRAPHY experiment to answer the questions below. MW Standards Molecular Weight (kDa) Elution Volume (mL) blue dextran 1000 85 myoglobin 17.2 200 TIM 53.3 178 hemoglobin 62.2 156 IgG 140 122 ATCase 307.9 94 Prepare a graph showing the linear relationship between log function of molecular weight against Ve/Vo. The R2value must be 0.9 or higher. What is the linear equation from the standards given? What is the R2value?
1. what do the different colors in the result of paper chromatography experiment indicates? 2. Why do the colors of the object in paper chromatogrpahy have different distance from the spot?
Based on the chromatograms, Symmetry C18 (top) is less selective than Symmetry Shield RP18 (bottom) for the analytes given, true or false?
Proteins A, B, and C have isoelctric points of 8.2, 6.7, and 5.2 respectively. Place proteins A, B, and C in order of increasing volume on a size exclusion column. Then place the proteins in order of probable increasing elution volume in cation exchange chromatography during an increasing salt graditend run at pH 5.
In reversed phase partition chromatography Select one: a. the least polar compound elutes first b. the smallest molecular weight compound elutes first c. the most polar compound elutes first d. the largest molecular weight compound elutes first e. the lowest boiling compound elutes first f. the highest boiling compound elutes first