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A: A question about describing chromatography, its types and the respective mechanism.
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Q: Answer ALL parts to this question (a) With the aid of a diagram describe the experimental set up of…
A: Answer- Gas chromatography- Gas chromatography is a term used to describe the group of analytical…
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A: Filtration- the process in which solid particles in a liquid are removed by the use of a filter…
Q: Describe how the melting point range was determined
A: Melting point range is the range of temperature where substance actually melts .
Q: Mobile phase is: Select one: O a. Silica gel O b. Liquid phase O c. Solid phase ilica gel must not b
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Q: Assign the peaks in IR spectrum of Aspirin and the functional group band is dissociated with.
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Q: How was the precipitate obtained after filtration? By scraping from the filter paper and…
A: Filtration is used to separate an insoluble solid from a pure liquid or a solution
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A: Explain diffence between nematic and smectic phases.
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Q: How was the precipitate obtained after filtration? a. By drying the precipitate on the filter paper…
A: The precipitate is obtained by drying the precipitate on the filter paper using a desiccator.
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A: Liquid–liquid extraction also known as solvent extraction and partitioning.
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Q: 1. What is the purpose of application of steam distillation method?
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Q: Distinguish between interstitial defect and metal excess defect.
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Q: In thin layer chromatography, the stationary phase is made of and the mobile phase is made of solid,…
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Q: a) If an unknown sample containing FeSCN2+ has an absorbance of 0.542, what is the concentration of…
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Q: Write four features of chemisorptions which are not found in physisorptions. Illustrate your answer…
A: Chemisorption: It is a type of adsorption which involves a chemical reaction between the surface and…
Q: Give a brief and clear answer, please Explain briefly the working principle and the information…
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Q: What is the solubility of pilocarpine in water, acidic and basic media with illustration
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Q: in high preformance liquied chromarography, what is a Bi phenyl , and what its application and…
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