consequence of an open and uncovered chromatographic chamber?   The travel rate of a component would be faster. The chromatographic chamber will not be saturated. The mobile phase will take a longer time to reach the end line. Select one: Explain why it is included I, II, and III I only I and III II and III

Q: What Are the Main Differences Between High Performance Liquid Chromatography and Gas Chromatography?

A: The high performance liquid chromatography and gas chromatography are used to determine the…

Q: Muna Al Naabi in the Analytical chemistry laboratory wanted to separate chlorophenol by liquid…

A: LIQUID CHROMATOGRAPHY(LC):  An analytical technique which is used to isolate a chemical sample into…

Q: Retention Time Area of Peak % of Total Identity Component 1 Component 2 Component 3

A: Given data:

Q: Which are true for paper chromatography? Select the correct response(s): the more polar component…

A:

Q: Which of the following is NOT correctly related to the parts of paper chromatography set-up? a.…

A: Paper chromatography is a method for separating dissolved substances from one another.  The mobile…

Q: Help please : When comparing HPLC with Gas Chromatography , Gas Chromatography analysis may require…

A: Chemical derivatization is a step in gas chromatography in which a compound is chemically…

Q: When using gas chromatography, how is optimum column efficiency obtained? A. When the samples are…

A: Gas chromatography is analytical technique that used in analytical chemistry for separating and…

Q: In all forms of chromatography, there is a mobile phase and a stationary phase.  In thin layer…

A: Thin layer chromatography is the synthetic technique used in determining the purity of compound,…

Q: Which of the following could be a consequence of an open and uncovered chromatographic chamber?…

A: TLC is an analytical technique which can be used to monitor the organic reaction transformations.…

Q: Question attached

A: TLC It is abbreviated as thin layer chromatography. It is a technique used to isolate non-volatile…

Q: Which is the correct order of elution of a gas chromatography that has a polar column that contains…

A: The sample, which may be a gas or a liquid, is injected into a gaseous mobile phase during gas…

Q: Arrange in INCREASING Rf if the mixture underwent paper chromatography with the same solvent system.…

A: Paper Chromatography is partition or adsorption chromatography based on the affinity towards…

Q: In a reversed phase liquid chromatography separation, what trend in k’ (capacity factor), α…

A:

Q: errors in thin layer chromatography?

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

Q: Which of the spots traveled the furthest up the TLC plate corresponding to spot 3?

A: Given is, mobile solvent mixture of 95 % hexanes and 5 % ethyl acetate

Q: A certain mixture contains the following compounds: propionic acid, 2-hexanol, isoamyl acetate, and…

A:

Q: In another chromatography experiment, pure chemical “A” leaves a yellow spot with an Rf = 0.49 and…

A:

Q: Suppose that you try separating an unknown mixture by normal-phase chromatography with the solvent…

A: Whether to use a higher or lower percentage of hexane in the next run for the separation of an…

Q: How do gas-liquid and gas-solid chromatography differ?

A: gas-liquid and gas-solid chromatography  difference- Gas - Liquid Chromatography- 1. Gas liquid…

Q: a. Calculate the retention factor for each spot from lanes A to E . b. Which ink standard was the…

A: Paper Chromatography is a technique where paper is used as the stationary phase through which the…

Q: 2. Different marker inks were analyzed using a simple paper chromatography experiment. Two marker…

A: To calculate the retention factor of each spot from A to E.

Q: Classify the stationary phases based on whether they are commonly used in reversed-phase liquid…

A:

Q: Explain why a chromatographic separation normally has an optimum flow rate that gives the best…

A: When an fast flow rate is maintained, the band is not allowed to spend much time within the column…

Q: A student places an unknown sample on a thin-layer chromatography plate and develops it in…

A: The important points in the question are: An unknown sample was placed on a thin-layer…

Q: A chemist was able to extract a biologically active compound and wants to purify the sample since he…

A: THIN LAYER CHROMATOGRAPHY: A chromatographic technique which is used to separate or purify the…

Q: Explain how TLC and column chromatography can be used together to ensure the perfect separation of…

A: Chromatography is a technique for the separation of a compound from the mixture. The column…

Q: Suppose you are planning the separation of three compounds (A, B, and C) by column chromatography…

A: The retention factor (Rf-value) is the ratio of distance travelled by compound to the distance…

Q: State the major differences along liquid, gas, and super critical fluid chromatography?

A: A supercritical fluid is the phase of a material at critical temperature and critical pressure of…

Q: In a reverse phase chromatography setup, which of the following compounds will have the HIGHEST…

A: Ans : Toluene  (Toluene is non polar compound. Therefore elutes last in the reverse phase…

Q: Which of the following chromatographic methods cannot use a mixture of liquid solvents (eluents)…

A: Chromatographic separation porocess and eluent for chromatographic separation.

Q: 1. State the reason why we need to compare the observed retention time values to the standard values…

A: As per the rules, only the first question can be answered. Retention time is the time spent by the…

Q: Which of the following is TRUE for a reversed phase chromatography experiment?    i. Less polar…

A:

Q: What is the difference between an ascending and descending paper chromatography?

A:

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: In normal phase chromatography, water is a weaker eluent than methanol., True or False?

A:

Q: Write down three differences between GC and HPLC (GC = gas chromatography) (HPLC =…

A: 1. High Performance Liquid Chromatography uses a liquid mobile phase and gas chromatography uses a…

Q: A student used thin layer chromatography to confirm whether he could successfully separate two…

A: TLC means “Thin Layer Chromatography”. This experiment is done on Wattman paper. If the molecule has…

Q: Can acetic acid be used as the mobile phase in  kool aid chromatography over isopropyl alcohol?

A: Given Can acetic acid be used as the mobile phase in  kool aid chromatography over isopropyl alcohol

Q: For thin layer chromatography, why should a piece of filter paper that is moistened with the…

A: Purpose of the Filter Paper in the Thin-Layer Chromatography :- Filter paper is placed in the…

Q: A chromatographic column is eluted with a solution containing a mixture of two components, X and Y.…

A: The order of elution of different components in a mixture in a chromatographic column, is determined…

Q: 5. Column Chromatography works by the same principle as TLC however the silica gel is not plated on…

A: To answer question 5.

Q: In paper chromatography, which of the following may cause premature separation? Select one: a.…

A: Given :  In paper chromatography, which of the following may cause premature separation?

Q: What chromatographic technique is used to identify and quantify volatile substances? Paper…

A: Chromatography is a technique to separate components of a given mixture. There are many types of…

Q: One of the main differences between TLC and column chromatography is the direction in which the…

A: Purification is one of the key step in the isolation of organic or inorganic compounds. Different…

Q: ) You perform column chromatography on a sample of clove oil and collect a total of 16 fractions.…

A: The main components of clove oil are eugenol, eugenol acetate and caryophyllene. The structures of…

Q: When separating compounds by column chromatography, it is generally desirable to apply your compound…

A: Column chromatography is a kind of liquid chromatography and it works just like Thin Layer…

Q: Which type of chromatography is paper chromatography? a. Liquid-liquid chromatography b.…

A: Chromatography is a technique used to seperate components from a mixture. Here we have to tell what…

Q: b) In the separation of a sample containing five polar compounds, chromatogram A was obtained using…

A:

Q: Why ebuilliometer is having a great effect on measuring ethanol Yield than gas chromatography

A: Ebulliometry is based on the principle that the boiling point of wine is depressed in comparison to…

Q: 1. In the chromatography plate there are three solutes that move forward: 2cm, 2.5cm and 3cm Which…

A: