The TLC technique can be used to: a. Check the purity of a compound. b. Determine the number of components in a mixture. c. Purify large amounts of a compound. d. Check the identity of a compound all of the above b and d a and d a and b a, b and d

Q: 15. A chromatography trial is performed on an unknown substance. The d₁ = 9.0 cm, the d2=13.7 cm.…

A: Thin layer chromatography (TLC) is a method of separating components of the mixture. It is based on…

Q: 8. What should the height of liquid be in a TLC elution jar? a. There should be no liquid in the jar…

A: The correct answer is (b) The liquid should be just below the spot line so that it does not dissolve…

Q: A mixture of cyclohexane (b.p 81 °C) and toluene (b.p 110.8 °C) need to be separated and collected…

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Q: Based on the first set of numbers, please help solve the rest.

A: Detailed explanation:  To solve the gas chromatography of lime oil problem, we need to calculate the…

Q: 1. TLC a) What are the results of loading too much compound to a TLC plate? b) What would happen if…

A: The question is on TLC and the amount of compound we need to add to it.

Q: How does chromatography separate the components of leave samples? 2. Can you use chromatography…

A: In a chromatographic system, the sample is transported through the stationary phase by a liquid or…

Q: Match the set-up with the appropriate separation technique. : filtration * distillation

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Q: la Accessibility Mod . a. In a hospital laboratory, a 10.0 mL sample of gastricjuice obtained…

A: Since you have posted multiple unrelated questions, we are entitled to answer the first only.

Q: What should you do if there are insoluble impurities after heating up your sample in the…

A: A multiple choice question based on purification, which is to be accomplished.

Q: 5.Where should the thermometer bulb be located in the following setups? a. a microscale distillation…

A: a) Answer -

Q: A student performs a TLC experiment and at the end of the experiment, sees no spots other than the…

A: TLC stands for thin layer chromatography. This is a very useful technique to separate and identify…

Q: What should you always have on when performing an experiment?  select all the ones that apply  A.…

A: It is important to take some precautionary measures while performing an experiment as the experiment…

Q: 26. In a certain paper chromatography experiment, the Ri values of components X, Y, and Z are 0.25,…

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

Q: Flavonols are a type of flavonoids, in a silica gel stationary phase chromatography, with what kind…

A: Silica gel is SiO2, which means it has polar covalent bonds and it will interact with the polar…

Q: 5 3 2 |------------ 1 2 3 4 5 4, 1. distance in cm

A: Rf = 0.40

Q: 1. What would happen to the spinach TLC plate in the lecture if the plate was run with 100% acetone?…

A: 1. If a TLC (Thin Layer Chromatography) plate containing spinach extract was run with 100% acetone,…

Q: a. Which type of chromatography based on the polarity of the stationary phase was employed in the…

A: "Since there are multiple sub-parts in this question and it is not mentioned that which one has to…

Q: Experiment 2: Measurements and Density Using the diagram below, show which layer each of the…

A: a. As rubber stopper has density = 3.5 g/cm3, which is less than the density of mercury, so rubber…

Q: Regarding TLC plates: a) When spotting a TLC plate, are small spots or large spots better? Or does…

A: Ans Spots are not too large  or too small. If spot is large then overlaps with other Components . So…