What is the difference between photochemistry and chemiluminescence?

Q: If the solubility of a drug is 3.8g/L and in chloroform 226g/L calculate its partition coefficient…

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Q: 4. At 25 °C, 1.0 g of caffeine will dissolve in 47 mL of water, in 8.1 mL of chloroform, in 86 mL of…

A: The solubility of caffeine in g/100mL in each of the solvents can be calculated as:

Q: The partition coefficient(k)of a substance between petroleum ether and water is 6. A substance of…

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Q: Why is adsorption always exothermic?

A: Adsorption can be defined as a process in which material (adsorbate) travels from a gas or liquid…

Q: Explain the importance of determining the partition coefficient during liquid-liquid extraction in…

A: Extraction is one of the key step involved in many organic or inorganic reactions for the separation…

Q: The partition coefficient of iodine between CCl4 and water is CCC14/CH20 = K = 85, where the C₁…

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Q: Explain why the partition coefficient of salicylic acid is different when a solution of 0.01 M HCl…

A: Partition coefficient are defined as the ratio of concentration of substance in organic phase with…

Q: What is the actual or real-life application of electrogravimetric analysis? Include the specific…

A: Answer - Electrogravimetric analysis - Electrogravimetry is a method used to separate and quantify…

Q: Chemistry tabulate between HLC and plasma radiation sources.

A: HLC stands for hollow cathode lamp which are used in atomic absorption instruments. Plasma radiation…

Q: How do quenchers affect the duration of chemiluminescence reactions?

A: The presence of quencher retards the excitation of compound from its singlet state to triplet state.…

Q: Distinguish between TSS and TDS to understand why one is a physical parameter and the other is a…

A: Distinguish between TSS and TDS to understand why one is a physical parameter and the other is a…

Q: List the advantages and any disadvantages of SFE compared to liquid-liquid extractions.

A: Advantages of SFE(super critical fluid extraction) over liquid-liquid extraction Speedy process…

Q: What are the applications of Controlled-Potential Electrogravimetry?

A: In electrogravimetry, an analyte is quantitatively electroplated or deposited as a solid on cathode…

Q: What are the advantages of using a multidimensional HPLC separation for the analysis of complex…

A: Since you have asked multiple questions, we will solve the first one for you. For remaining…

Q: What is the difference between isocratic and gradient elution?

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Q: What are the emission rates of formaldehyde from carpenting?

A: Formaldehyde is an organic compound having molecular formula HCHO.

Q: Explain the term gradient elution mode in HPLC Differentiate between gel filtration and gel…

A: The term elution mode in HPLC is defined as the separation method where the compounds are located…

Q: Explain the term gradient elution mode in HPLC

A: Given : We have to tell about gradient elution term .

Q: What role does tunnelling play in electron transfer?

A: Tunneling is a quantum mechanical phenomenon when a particle is able to penetrate through a…

Q: Describe the components of a filter fluorometer and a spectrofluorometer. Why are fluorometers…

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Q: List the desirable characteristics of HPLC detectors.

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Q: A 78 mg sample of an organic compound (molar mass = 84.0 g/mol) is partitioned between 2.00 mL of…

A: We calculate in grams/mL. Remember that 1mL = 1cm3So, 78 mg (1g/1000mg) =0.078g initial sample…

Q: difference between adsorption and absorption.

A: Absorption:It is the process by which atoms or molecules or ions enter into a bulk phase such as…

Q: Name the errors of glass electrodes in potentiometric measurements (please write correctly and…

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Q: What is meant by isothermal elution?How does temperature programming improve the separation?

A: Isothermal elution: A technique in which the column temperature remains fixed through out the…

Q: Write the differences between adsorption and absorption?

A: Adsorption is a surface phenomenon. It is of two types which are physisorption and chemisorption.…

Q: What is the advantages, disadvantages and improvements of the Ultra high pressure liquid…

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

Q: pectrofluorometry is potentially more sensitive and selective compared to spectrophotometry

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Q: Distinguish between photodissociation and photoionization.

A: Photo is related to "photon". A photon is defined as a quantum of light or an electromagnetic…

Q: outline the general procedure for determining a substance spectrophotometr

A: A spectrophotometer is an instrument that measure the intensity of light that absorbed means the…

Q: Briefly explain THREE (3) limitations of GC in analytical chemistry.

A: Gas chromatography (GC) is an analytical technique used for seperating and analysing the chemical…

Q: What is the benefit of cooling down the separation capillary in a CE system to low temperature?

A: Answer - Capillary electrophoresis - Capillary electrophoresis is a family of electrokinetic…

Q: How long is a microcentury, if a lecture period (50.0 min) is close to 1.00 microcentury?

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Q: Where is the intermediate formation theory of catalysiis used ?

A: The catalyst lowers activation  energy of the   reaction Pathway.

Q: In the beginning of the procedure, you will combine 1g of 3-nitrophthalic acid along with 2 mL of 8%…

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Q: What are prominent applications of High Performance Liquid Chromatography?

A: High performance liquid chromatography (HPLC) is a technique used in column chromatography that are…

Q: Briefly discuss the four ICH-recognized climactic zones.

A: Basis of classification of zones as per ICH guidelines The zone classification is based on the…

Q: Discuss the similarities and differences of the following terms in the calibration of a particular…

A: TC or TD abbreviated for “to contain” and “to deliver” respectively. In a ‘TC’ marked pipette, the…

Q: I want a abstract of the hardness experiment and an explanation of the theory and objectives Thank…

A: Hardness in water is due to the presence of dissolved salts of calcium and magnesium. It is unfit…

Q: What are the Practical Application of Standardadization of NaOH?

A: The process of standardization is used for the determination of the precise concentration or…

Q: What are the uses of Iodine in KFR? answer at your own words and answer should be to the point, not…

A: Karl Fischer titration used to determine the quantity of water present in a given analyte.

Q: The absorbance of a 0.5 mM aqueous salicylic acid solution was 0.925.  This solution was extracted…

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