What is the effect of temperature on chemisorption?

Q: What are the consequences if an EDTA tube is filled first before a red top tube?

A: Red top tube This tube is plain glass. It does not contain any anticoagulants, preservatives, or…

Q: Define the following terms :(i) Sorption(ii) Tyndall effect(iii) Electrophoresis

A: Here given few terms and we are asked to define them.

Q: Which infornation does the pre-exponentail factor contain?

A:

Q: Write three distinct features of chemisorptions which are not found in physisorptions.

A: In chemisorption, chemical reaction between surface and adsorbate takes place during adsorption.  In…

Q: The isoelectric point of histidine is 7.64. Toward which electrode does histidine migrate on paper…

A: The isoelectric point is the pH at which an amino acid is electrically neutral.

Q: 1.Please define the types of adsorption, explain the interactions and give examples for each type.

A:

Q: What is chiral chromatography?

A:

Q: What are the applications of hplc?

A: High Performance liquid chromatography (HPLC) also known as High pressure liquid chromatography, is…

Q: qualitative and quantitative aspects of HPLC?

A: The testing of a substance or mixture to determine the characteristics of its chemical constituents.

Q: From this activity, 1.) Which potato sample decomposed the most with hydrogen peroxide? 2.) Which…

A: ( a ) Boiled Potato section decomposed the most with hydrogen peroxide because with increase in…

Q: Which one of the following methods is not usually used for the analysis of synthetic colorants: a.…

A: soltuion is shown below

Q: What are the major differences between GC and HPLC, discus the types of samples among other…

A: GC stands for "Gas Chromatography" whereas HPLC stands for "high performance liquid Chromatography"…

Q: Which is more polar, the water solvent or the chromatogrphy paper?

A: In paper chromatography, paper is made up of cellulose in which there are various hydroxyl group…

Q: the advantages and the disadvantages of the catalyst a) aluminosilicate b) trypsin

A: Advantages of catalyst aluminosilicate - aluminum silicate is basically used to dry oozing and…

Q: me amino group = 9.04, and pKaR for the side chain - 12.48

A: Deprotection of groups depends upon the it's pKa value when pH > it's pKa then deprotection…

Q: The mode in liquid-liquid chromatography is all of the above a O reversed phase b O size exclusion…

A: All the Above.

Q: In a mixture of the five proteins listed below, which should elute second in size- exclusion (gel-…

A: Size Exclusion Chromatography : It is a chromatographic method in which the components of the…

Q: 25 mg / 100 mL.  A.Calculate the percent concentration of TPA in the solution.…

A: A) 0.025% w/v TPA B) 0.025 ml

Q: What are the basic medium, acid medium, and zwitterion formulas of phenylalanine?

A: Phenyl alanine is an amino acid. Amino acid exist in three form depending upon the pH of solution.…

Q: Which of the following can determine location of glysosidic linkages?   A. Fractional analysis…

A: Fractional analysis using HPLC in tandem with MS HPLC stands for high performance liquid…

Q: Explain the term gradient elution mode in HPLC

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

Q: Define heterolytic cleavage.

A:

Q: What is electrophoresis due to?

A: Interpretation: What is electrophoresis due to?

Q: what is pseudo order treatment

A: Pseudo is Latin word which means ‘fake’. A Pseudo order reaction can be defined as a bimolecular…

Q: 600g of molybdenum (C-0.25) is heated from 250K to 650K. What is delta H?

A: Change in enthalpy (∆H) can be calculated by the equation; ∆H = m*C*∆T ---------(1) Where;  m = mass…

Q: The encircled part of the TGA indicates loss of...

A: The variation of the mass of the substance with respect to the change in temperature values observed…

Q: If Vsu= Vorg, how many times should the extraction process be repeated so that 1 g of substance with…

A: Let the required number of extractions be 'n'.

Q: Mohr's method is the adsorption method. Select one: O True O False

A: Ans is false . Explanation is given in 2 step.

Q: 6. Which statement is true regarding the Re-value in TLC- Chromatography? a. The more polar the…

A: Basic information regarding TLC chromatography: In TLC, adsorbent used is usually polar (ex silica…

Q: What is the best extraction technique for the recovery of ferulic acid from wheat and rye bran?

A: Ferulic acid is chemically hypo cinnamic acid. It is usually found in plant cell wall as phenolic…

Q: Describe the following gel matrices used in gel filtration chromatography and discuss the types of…

A:

Q: Calculate Km and Vmax values for an enzyme with the given data. Also calculate Km and Vmax values…

A: Given Data:

Q: The isoelectric point of tyrosine is 5.63. Toward which electrode does tyrosine migrate on paper…

A: Amino acid are the substances which have an amine group, a carboxyl group and a side chain which is…

Q: A mixture of proteins (pepsinogen, myoglobin, and cytochrome c) is subjected to anion exchange…

A: a. Anion exchange resin has positive charge. Which attracts negative charged biomolecules. b. As…

Q: why does gelatin give negative result for xanthoproteic test although phenyl group is present in it?…

A: Xanthoproteic Test is Given By Aromatic  Amino Acids .

Q: 24. Define a) chiral chromatography. b) adsorption chromatography.

A: As per rule we have answer only one question , so I am answering 24 question

Q: what are the advantages of mediator-based amperometric enzyme sensors for glucose compred to…

A:

Q: Write one similarity between physisorption and chemisorption.

A: Physisorption is the physical adsorption process where as chemisorption is the chemical adsorption…

Q: Write a Chen ups reaction of EDTA binding with a heavy metal such as iron

A: EDTA is most wildely accepting chelating agent. EDTA has 2 nitrogen, 4 oxygen atom,that can form…

Q: How does reduction of derivatization make a chemical process green? How is ultrasound employed in…

A: So according to the 8th principle of the green chemistry reduction of derivatives make the chemical…

Q: Studies on cAMP actions in cultured cells usually involve adding to the cell culture not cAMP, but…

A: Cyclic adenosine monophosphate (CAMP) is a secondary messenger molecule that plays an important role…

Q: uots of 20-µl cell ly

A: To start experiment we should first have to know which equipment and glassware we need so that we…