What could happen if you used ink to draw on your baseline and letters on the TLC plate?

Q: How do i know my starting material was fully consumed using a TLC plate comparing the raction…

A: TLC means thin layer chromatography is a chromatographic technique used for the separation of…

Q: Why would precision not matter when you are calibrating a pipette? Background info: You are counting…

A: Titration is the quantitative method of estimating the strength of the any component. Molarity is…

Q: Calculate the Re value for a spot in a TLC experiment if the solvent moved 14.5 cm and the spot…

A: Given  Distance moved by solvent =  14.5 cm  Spot of Compound moved  from the origin = 6.1 cm  Rf =…

Q: Calculate the Rf value for a spot in a TLC experiment if the solvent moved 14.9 cm and the spot…

A: Given values, Distance travelled by solvent = 14.9 cm Distance travelled by solute= 9.5 cm

Q: show the instrumentation of HPLC providing a schematical representation ?

A: Instrumentation:-

Q: Which of the following methods cannot be used to visualize spots on a TLC plate? Group of answer…

A: Which of the following methods cannot be used to visualize spots on a TLC plate?   Group of answer…

Q: What is the Rf value for the uppermost yellow spot in TLC plate 3 (plate imaged below)? It is…

A: The TLC plate 3 with all the spots is given below :

Q: Show TWO (2) characteristics of the core enhanced technology that contribute to better separations,…

A: A question based on analytical separations that is to be accomplished.

Q: What would happen if we use longer columns and select adsorbing materials with 200-400 mesh sizes…

A: Solution is given in the following steps:

Q: Which components in a liquid chromatography (LC) instrument are similar to the experimental set-up?

A: As per the guideline, since you have asked multiple questions, we have solved the first…

Q: How can you vary the retention factor and selectivity factor?

A: Retention factor is a variable which indicates the time duration a component spends in the…

Q: Can an HPLC run be stopped during operation without impairing the separation

A: HPLC- High performance liquid chromatoghraphy It consists of two phase .One is stationary phase and…

Q: A student measures the solvent height on a TLC plate as 11.5 cm. Spot A was measured at a height of…

A: Formula used :-  RF = distance traveled by compound/distance traveled by solvent

Q: order to execute paper chromatography, which of the following stages is required? I. Load the…

A:

Q: Before developing a TLC plate you should _______. a. Make sure to mark the origin with a pen b.…

A: While developing a TLC plate, we should always use a pencil (not pen) because: Pencils are cheap and…

Q: Gas chromatography requires a sample size.

A: Dear Subscriber! You have posted multiple questions. As per our policy, we answered only first…

Q: in what situation does one use  thin and/or column chromatography? You can any of theme for anything…

A: Chromatography is an analytical technique to separate mixtures into it's components.  It is also…

Q: What was the purpose of the alumina column?

A: In chemistry, Column chromatography is a technique which is used to separate a single chemical…

Q: Demonstrate how to make TLC, and analyze the sample for any purpose, which deemed suitable for you

A: TLC is a thin layer chromatography, a technique used for separating non-volatile mixtures and…

Q: Explain why you can only hold the chromatography paper by the edges? What would happen if you touch…

A: Mixture is a type of matter which is composed of two or more substances. These are called as…

Q: spotting paper chromatography samples above the solvent level ______________________________________…

A:

Q: When you prepare your sample to run through the column chromatography , what is the first proper…

A: For the column chromatography the sample should be properly dissolved in an appropriate solvent

Q: Why is it important to handle the TLC plate in such a way that your fingers do not come in contact…

A: Chromatography works on the principle that different compounds will have different solubilities and…

Q: Why Rf value is important in Chromatography?  Please shortly answer at your own words. Answer should…

A: Rf  stand for the Retention factor . Its value is  equal to the distance  travelled by component…

Q: Calculate the Rf value for The spot on the TLC plate shown below. Measure distances in mm (with…

A:

Q: A small quantity of compound A was applied to the mid-point of the following TLC plate’s line of…

A:

Q: Calculate the Rf value for a spot in a TLC experiment if the solvent moved 14.5 cm and the spot…

A:

Q: What is a purification method that is more "green" than flash chromatography? (produces less waste).…

A:

Q: Fill in the blanks: is applied when TLC will be used to isolate compounds. It uses a plate.

A: Thin layer chromatography is a technique used to isolate non volatile mixtures.

Q: High performance liquid chromatography can separate eluates even if they are not present in the UV…

A: The actual separation of each component in a sample is always carried inside a column and to be able…

Q: What types of flow meters are used in gas chromatography?

A: ANSWER IS

Q: What method was used in the experiment to determine the boiling point of a sample? Select one: A.…

A: Here I have justified the experiment to determine the boiling point of sample

Q: Calculate the RF value for a spot in a TLC experiment if the solvent move 13.5 cm and the spot move…

A:

Q: Why were you required to handle the chromatographic paper only at its corners?

A: Chromatographic papers used in Paper Chromatography which is used as a separation technique for the…

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: 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…

Q: Explain why the indicators, red and blue,  are separated on the TLC plate during a chromatography…

A: Thin ayer chromatography is a chromatography technique, which is used to separate non-volatile…

Q: What will be the appearance of a TLC plate if a solvent of too low polarity is used for the…

A: In TLC, stationery phase is used is polar in nature. components or analyte that has to seperate, has…

Q: What is the retention factor (Rf) of the most polar and least polar spot present in the standard…

A: We have to give the retention factor (Rf) of the most polar and least polar spots present in the…

Q: If the selectivity factor is equal to 1, the peaks are separated. True or False?

A: The given statement is If the selectivity factor is equal to 1, the peaks are separated.

Q: What is the result of applying too much sample to the TLC plate? Select one: Some of the sample…

A:

Q: Please answer these questions for ion chromatography?

A: Solution Ion-exchange natural action (IEC) is an element of particle natural action that is a…

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: What would happen if the spotting line and positions were marked on the plate with a ballpoint pen?

A: The chemical compounds in a ballpoint are soluble in the solvent used for the chromatography.

Q: Consider the TLC plate pictured below. What is the Rf of the compound if the compound distance is…

A: Retention factor (Rf) is the ratio of distance travelled by the compound and distance travelled by…

Q: What is the purpose of thin layer chromography lab? What is a hypothesis I can use when conducting a…

A: Introduction: Chromatography is a technique used to separate the mixture if solution. There are two…

Q: A TLC plate showed two spots A and B with Rf 0.20 and 0.30, respectively. Sketch a TLC chromatogram…

A: Sketch of TLC chromatogram: TLC plate = 10cm

Q: Draw a skitch for GC and HPLC instruments showing all parts

A: GC and HPLC instrumentation can be given as follows

Q: What might happen if a student used a pen to mark the baseline on the chromatography paper?

A: Answer