.A. Name 2 parameters must be controlled in a sampled current polarographic experiment to ensure reproducibility?

Q: Find the theoretical lambda max of the ff compound

A: For calculating lambda max we use Woodward fieser rule

Q: If the TLC plates had been developed in a more polar solvent, would retention factors on the whole…

A:

Q: What other method besides conductivity can be used to determine CMC  (critical micelle…

A: Critical micelle concentration (CMC) can be determined by conductometric titration.

Q: plalh the difference between the split and splitless mode of operation in a GO jector. Consider…

A:

Q: 2. 2. 2. C- 5 4. Br 3 Br OCHS CS Scanned with CamScanner

A: The naming of organic compounds based on IUPAC nomenclature system. There are different type of…

Q: Attached problem

A: As per rules only three subparts can be answered. In thin layer chromatography (TLC) Retention…

Q: 1) List three factors which would contribure to departure from Nernstian behaviour. 2) Provide as…

A: Ion selective electrode (ISE) is an analytical technique used to determine the activity of ions in…

Q: 6. If there is one monolayer coverage of organic contamination on the wafer, how much is that…

A: In order to solve this question, we will be substituting one silicon atom with a carbon atom on the…

Q: What is 2D gel electrophoresis

A: 2D gel electrophoresis is a technique for detection and separation of proteins. It is a combination…

Q: Why auto temperature compensation is must for an online pH analyzer? What type of temperature…

A: When the pH measurement is done, there are two kinds of temperature compensation taken into account.…

Q: Which is better HPLC system Agilent 1290 Infinity II LC or Nexera Series UHPLC? Explain

A: HPLC is High Performance Liquid Chromatography UHPLC is Ultra High Performance Liquid Chromatography

Q: Dye 1 Dye 2 Run 1 Run 2 Run 3 Run 1 Run 2 Run 3 Start of Band (mL} 1.1 1.1 1.2 2.2 2.2 2.3 End of…

A: Retention Volume : It is the volume of the mobile phase which is required to elute out a particular…

Q: Indicate which other analytical techniques TGA can be coupled with and what would be the advantages?

A:

Q: What safety precaution are needed when working with  a.) centrifuge  b.) Inductively Coupled Plasma…

A: a) safety precaution are needed when working with Centrifuge: Safety cups have to be used. The…

Q: Show that: Cp-Cv= -T(dv/dT)^2 (dp/dv)

A: We know the form of Cp and Cv. On subtracting both of them, we get the form T(dP/dT)(dV/dT). Now,…

Q: How do you find the Ksp and solubility limit for Sr(IO3)2 given [IO3]=0.00879366 & [Sr]=0.00439683?

A: The answer to the following question is-

Q: Will a HPLC-UV method be more advantageous than a UV/Vis spectroscopic method for cefuroxime?…

A: Please find your solution below :  HPLC-UV method is more advantageous than a UV/Vis spectroscopic…

Q: Define the following terms used in HPLC:             (a) gradient elution             (b)…

A: Given terms, (a) gradient elution (b) isocratic elution (c) reversed-phase packing

Q: Find the weighted adjacency matrix of the following direted graph and represent that as a CSR-marix.

A: Weighted Adjacency Matrix: It is 2-D array which represents a data structure which can say that…

Q: 13. Consider the TLC plate below to answer the question. What is the Rf of the top component? Note:…

A: RF factor is given by the distance travelled by the solute divided by distance traveled by solvent .…

Q: What type of mass spectrometer is depicted in the schematic? three-dimensional quadrupole ion-trap…

A: Mass spectrometry is a type of spectrometry which measures the mass to charge ratio of ions.  The…

Q: What is the difference between Mohr and serological pipette?

A: Difference between Mohr and serological pipette is given below.

Q: Polar Nonpolar Answer Bank F F. F F-Xe-F F F

A: The molecule which has zero Dipole moment considered as non polar molecule while the molecule having…

Q: 1. Virtual Lab Questic particular waveleng absorptivity? What same conditions?

A: Absorbance = -Log [Transmittance]   Transmittance = 66 % = 66100 = 0.66   Absorbance = -Log0.66 =…

Q: (A) Draw a sketch of the expected chromatrogram (peaks, broadening, relative elution times, etc.)

A: Given: A) To sketch the expected chromatogram.

Q: 1. Please explain the difference between parallel and antiparallel B sheet. Which one has tp…

A: As per the guide line, Since you have asked multiple questions, we have solved the first question…

Q: Repeat Experiment 3 for the Burg method of linear prediction.

A: The solution is shown below

Q: What are the benefits of decreasing the column internal diameter? O Increased sample capacity O…

A: Answer - The correct option is (c)  Increased resolution  Explanation - As we lower the internal…

Q: Describe how to prepare adulterated palm oil samples before analysing it with Raman spectrometer.…

A: SOLUTION: Step 1: Palm oil is a bright reddish/orange oil produced from the mesocarp of the fruits…

Q: Develop MSDS for phosphoric acid?

A: MSDS stands for Material Safety Data Sheet. The major information it provides are -hazardous…

Q: retention time boiling point Don FCH₂ 2.716 min bp 102-103 °C -H CH3 ? bp 103-104 °C CH3 2.962 min…

A: Some different compounds are given. Different Compounds give different IR peak.

Q: In general, increasing the molecular weight of a Gd-based MR contrast agent results in an increase…

A: True. The proton relaxivity of a Gd(III) compound is determined by several factors and can be varied…

Q: Two students A, B did the Flame photometric analysis by different atomization methods in which the…

A: Flame Atomic Absorption Spectroscopy (FAAS), commonly called flame spectroscopy is a branch of…

Q: Match the folowing properties to their correct dimension and unit. * F/L^2 F/L^3 L^2/T M/L^3 None of…

A:

Q: what is the resolution

A: Resolution measures the number of pixels in a digital image or display. It is defined as width by…

Q: At the completion of the experiment, a student measures the solvent front to be 55 mm from the…

A:

Q: (d) the capacity factor for A, B, C, and D. (e) the resolution for species B and C. (f) the length…

A: (d) Capacity factor (k) is given as: k=tr-tmtmwhere,tm is the retention time of nonretained solute

Q: What is difference between retention and inversion of configuration?

A: In organic chemistry, different types of chemical reactions are possible on the basis of their…

Q: relative error caused by this deviation for each measu

A:

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: Different from GCMS, why is an interface needed when coupling HPLC with MS?

A: In addition to the liquid chromatography and mass spectrometry devices, an LC-MS system contains an…

Q: Calculate the Rf value of the Blue spot on the TLC Plate below. (answer must have * 2 decimal…

A: Calculate Rf value of the blue spot on TLC.  From the figure,  Distance travelled by the solvent…

Q: In TLC, point of origin refers to O The bhottom edge of the TLC plnto.

A: Question 1: Option 1 is the correct answer. The point of origin was sketched very lightly with…

Q: 100 80 60 40 20 % of base peak 30 L 40 80 M**# 103 120 160 m/e 200 Mass Spectrum C4H₂NO₂ 280 240

A: In the given problem we need to speculate and explain the major peak found in the mass speactra of a…

Q: Please describe possible sources of error in HPLC experiments - systematic and random and how they…

A: HPLC(High performance liquid chromatography) Errors in HPLC can be systematic and random. Systematic…

Q: Match Column A with Column B. V Distance traveled by the solvent A. Silica gel G Adsorbent used in…

A: 1) The solvent front is defined as the distance that is  traveled by the solvent on the paper' of…

Q: Should you increase the diameter or length of the chromatography colum for increasing throughput?

A: