Consider the given result of a chromatography experiment.
Identify which spot corresponds to the compound in each description.
|
Corresponds to the compound with the lowest affinity for the solvent |
Choose...Spot ASpot CSpot B |
|
Corresponds to the compound with the highest affinity for the solvent |
Choose...Spot ASpot CSpot B |
|
Has a retention factor of about 0.60 |
Choose...Spot ASpot CSpot B |
Homework Answers
Add Answer to:
Consider the given result of a chromatography experiment.
Identify which spot corresponds to the compound in...
2. The diagram below shows the results of a simple thin layer chromatography experiment. height reached...
2. The diagram below shows the results of a simple thin layer chromatography experiment. height reached by the solvent the "solvent font a) Describe briefly, but precisely, what you would have done in order to get to this stage. You can assume that you have been given a suitable thin layer chromatography plate. b) Why is there a cover on the beaker? c) In order to help identify the things in a chromatogram, you can measure the Rf value for...
Determine whether the given description corresponds to an observational study or an experiment In a study...
Determine whether the given description corresponds to an observational study or an experiment In a study of 351 boys with a particular disease, the subjects were asked to conplete a survey about their diet upon arrival to a hospital Does the given description correspond to an observational study or an experiment? A. The given description corresponds to an experiment O B. The given description corresponds to an observational study O C. The given description does not provide enough infornation to...
Name: Hand this in for prelab assignment for the second week of this experiment (There is...
Name: Hand this in for prelab assignment for the second week of this experiment (There is no prelab assignment for the first week). 1. What is a Friedel-Crafts acylation and what is its general mechanism? 2. Consider a sample containing ferrocene, monoacetylferrocene, and diacetylferrocene. Draw what a developed TLC plate spotted with this mixture is most probably to look like and identify which spot is which (assume you use methylene chloride as the developing solvent). Give a one sentence definition...
Consider the two compounds of trans-stillbene or p-tolylmethanol, a) Which compound has a lower Rf value...
Consider the two compounds of trans-stillbene or p-tolylmethanol, a) Which compound has a lower Rf value when the mixture is developed in a 3:1 hexane/ether solvent system? Explain. b) Which compound would you expect to come off first from the column when the eluting solvent is hexane first? Explain. c) What happens if you use hexane as an only eluting solvent throughout the chromatography? Explain. d) (Continue from c) Or if you use ethyl ether as an only eluting solvent?...
Which Compound has the highest phosphoric transfer potential? ОАТР glucose 6 phosphate creatine phosphate glycerol 3...
Which Compound has the highest phosphoric transfer potential? ОАТР glucose 6 phosphate creatine phosphate glycerol 3 phosphate Theraph shows the effect of pH and CO2 on the oxygen affinity of hemoglobin. Which Nne corresponds to hemoglobin having the highest affinity for oxygen, and which line corresponds to hemoglobin in which the T state is stabilized? OD Lunge 0.4 Yncona w 0.0 20 700 pOz (tor) a) pink; purple b) pink; pink c) pink; blue 100 og mer a) pink; purple...
26. 26. In a certain paper chromatography experiment, the Re values of components X, Y, and...
26. 26. In a certain paper chromatography experiment, the Re values of components X, Y, and Z are 0.25, 0.50, and 0.75. If the spot of component Z traveled 72 mm, the solvent front would have traveled A. 18 mm B. 24 mm C. 54 mm D. 96 mm E. 216 mm 27. In the experiment described in question 26, the spot of X would have traveled A. 18 mm B. 24 mm C. 54 mm D. 96 mm E....
LOS SCULUI EXPERIMENT # 6 PAPER CHROMATOGRAPHY LABORATORY REPORT DATA AND CALCULATIONS Measure the retention factors...
LOS SCULUI EXPERIMENT # 6 PAPER CHROMATOGRAPHY LABORATORY REPORT DATA AND CALCULATIONS Measure the retention factors (R) for each of the components and report the values in the data table. Student Name Course Section Date Instructor PRE-LAB ASSIGNMENT son Rd? Hetardation factor Re Value) is the distance a given component (analute) divided by the distance the Re values o f mobile phase There is no shry unit for i migration distance of substance Imigrahon 1. What are the units on...
L. Choose the correct answer: 1) Reversed phase liquid chromatography refers to (a) the use of...
L. Choose the correct answer: 1) Reversed phase liquid chromatography refers to (a) the use of non polar solvent as the eluent in HPLC. (b) the use of polar material as the stationary phase in a chromatographic column. the use of non-polar material as the stationary phase in a chromatographic column 2) A solute with a retention time of 325 seconds has a base width of 15 seconds. The column is 11.5 cm long. The c (2 points) olumn has...
Identify each compound in the following questions and make assignments in the 1H NMR a) First...
Identify each compound in the following questions and make
assignments in the 1H NMR
a) First spectra: Compound 1, 1H NMR given, and has a strong
absorbance in the IR at 1715 cm-1
b) Second spectra: Compound 2, a carboxylic acid of formula
C8H6O3Cl2 with 1H NMR given
c) Third spectra: Compound 3 with molecular formula of
C6H9ClO2, with 1H NMR given (the four signal from highest to lowest
chemical shift are quartet, quartet, double, and triplet)
d) Compound 4,...
2. If two different compounds have the same Rr value, how might they be identified using paper chromatography?...
2. If two different compounds have the same Rr value, how might they be identified using paper chromatography? 3. Why is it important to keep the spots on the paper as small as possible? 4. If the solvent pool at the bottom of the beaker touched the spots on the 1.5cm line, what would happen to the spots? How would you address this error? 5. If you were teaching a student how to do paper chromatography, what three pieces of...
2. The diagram below shows the results of a simple thin layer chromatography experiment. height reached by the solvent the "solvent font a) Describe briefly, but precisely, what you would have done in order to get to this stage. You can assume that you have been given a suitable thin layer chromatography plate. b) Why is there a cover on the beaker? c) In order to help identify the things in a chromatogram, you can measure the Rf value for...
Determine whether the given description corresponds to an observational study or an experiment In a study of 351 boys with a particular disease, the subjects were asked to conplete a survey about their diet upon arrival to a hospital Does the given description correspond to an observational study or an experiment? A. The given description corresponds to an experiment O B. The given description corresponds to an observational study O C. The given description does not provide enough infornation to...
Name: Hand this in for prelab assignment for the second week of this experiment (There is no prelab assignment for the first week). 1. What is a Friedel-Crafts acylation and what is its general mechanism? 2. Consider a sample containing ferrocene, monoacetylferrocene, and diacetylferrocene. Draw what a developed TLC plate spotted with this mixture is most probably to look like and identify which spot is which (assume you use methylene chloride as the developing solvent). Give a one sentence definition...
Which Compound has the highest phosphoric transfer potential? ОАТР glucose 6 phosphate creatine phosphate glycerol 3 phosphate Theraph shows the effect of pH and CO2 on the oxygen affinity of hemoglobin. Which Nne corresponds to hemoglobin having the highest affinity for oxygen, and which line corresponds to hemoglobin in which the T state is stabilized? OD Lunge 0.4 Yncona w 0.0 20 700 pOz (tor) a) pink; purple b) pink; pink c) pink; blue 100 og mer a) pink; purple...
26. 26. In a certain paper chromatography experiment, the Re values of components X, Y, and Z are 0.25, 0.50, and 0.75. If the spot of component Z traveled 72 mm, the solvent front would have traveled A. 18 mm B. 24 mm C. 54 mm D. 96 mm E. 216 mm 27. In the experiment described in question 26, the spot of X would have traveled A. 18 mm B. 24 mm C. 54 mm D. 96 mm E....
LOS SCULUI EXPERIMENT # 6 PAPER CHROMATOGRAPHY LABORATORY REPORT DATA AND CALCULATIONS Measure the retention factors (R) for each of the components and report the values in the data table. Student Name Course Section Date Instructor PRE-LAB ASSIGNMENT son Rd? Hetardation factor Re Value) is the distance a given component (analute) divided by the distance the Re values o f mobile phase There is no shry unit for i migration distance of substance Imigrahon 1. What are the units on...
L. Choose the correct answer: 1) Reversed phase liquid chromatography refers to (a) the use of non polar solvent as the eluent in HPLC. (b) the use of polar material as the stationary phase in a chromatographic column. the use of non-polar material as the stationary phase in a chromatographic column 2) A solute with a retention time of 325 seconds has a base width of 15 seconds. The column is 11.5 cm long. The c (2 points) olumn has...
Identify each compound in the following questions and make
assignments in the 1H NMR
a) First spectra: Compound 1, 1H NMR given, and has a strong
absorbance in the IR at 1715 cm-1
b) Second spectra: Compound 2, a carboxylic acid of formula
C8H6O3Cl2 with 1H NMR given
c) Third spectra: Compound 3 with molecular formula of
C6H9ClO2, with 1H NMR given (the four signal from highest to lowest
chemical shift are quartet, quartet, double, and triplet)
d) Compound 4,...
2. If two different compounds have the same Rr value, how might they be identified using paper chromatography? 3. Why is it important to keep the spots on the paper as small as possible? 4. If the solvent pool at the bottom of the beaker touched the spots on the 1.5cm line, what would happen to the spots? How would you address this error? 5. If you were teaching a student how to do paper chromatography, what three pieces of...
Most questions answered within 3 hours.
-
The denaturation of proteins can be described by the
equilibrium
F⇌U
where F and U represent...
asked 1 hour ago -
Please answer what the maximum and minimum force is, and the
angle on the ion is...
asked 1 hour ago -
implement a program that reads a number of rows and a symbol.
The program will draw...
asked 1 hour ago -
Assume that when adults with smartphones are randomly selected,
45% use them in meetings or classes....
asked 1 hour ago -
Determine the number of formula units of
Na2SO4 and moles of oxygen contained in 8.11
moles...
asked 1 hour ago -
Explain in steps on the following code
What would be the output when executed
using System;...
asked 1 hour ago -
Given the information in the table, which of the following
statements is CORRECT?
Stock A
Stock...
asked 1 hour ago -
Write MARIE assembly language programs that do the following:
Write a program that inputs an integer...
asked 1 hour ago -
Explain an understanding of services and protocols.
Explain the job of DNS.
Explain the three email...
asked 2 hours ago -
(As soon as possible) Balance each of the following equations
according to the half-reaction method:
H2O2(aq)...
asked 2 hours ago -
A thin rod with a mass of 3.5kg and a length L=1.5 m is oriented
horizontally....
asked 2 hours ago -
Inheritance pattern in BRCA 1
Describe the inheritance pattern of BRCA 1 Is it recessive or...
asked 2 hours ago