Distinguish between voltammetry and amperometry

Q: What is difference between end and equivalence point? What Is the relationship of conductance with…

A: Difference between equivalence point and endpoint = The equivalence point is the point at which the…

Q: How can l exploit the mobile phase composition to optimize my HPLC separation?

A: The technique which is commonly used in laboratory for the separation of components of mixture is…

Q: Focusing Lenses Radiation Source Wavelength Selector Detector Atomizer Signal Processor Amplifier…

A: 5) The capillary column are more efficient than packed columns in GC.

Q: Calculate the difference between AH and AU when 1.0 mol Sn (gray) of density 5.75 g cm³ changes to…

A: Enthalpy is a thermodynamic system attribute that is defined as the sum of the system's internal…

Q: in a 1.00-cm cell. What is the molar absorptivity at 266 nm? 3.55 x 104 M-1-cm-1 6.54x 104 M-1.cm-1…

A: Given that:  %Transmittance = 15.1% Conc.(C) = 2.31×10-5 M  Length(l) = 1.00cm

Q: calculate the absorbance of the transmittance of the % crystal violet of all columns 1-11

A: ABSORBANCE:  Absorbance is defined as the inverse of transmittance and it refers to the measure of…

Q: Which of the following is NOT a detector used with HPLC?

A: Light Scattering Detector:  Light scattering detection does not require analytes to have…

Q: what is the difference between conventional and electron flow?

A: The electric current is actually flow of electrical charge from negative to positive charge…

Q: Consider a damping system consisting of 0.250 M HCN (Ka = 4.9 x 10-10) and 0.170 M KCN. What is the…

A:

Q: How can band broadening be reduced in HPLC Eddy Diffusion? A. use smaller particles for stationary…

A: HPLC is based on the principle where the sample (analyte) is distributed between a mobile phase…

Q: How to improve the sensitivity and selectivity of AFS for Hg detection? Please explain.

A: If we increase the intensity of excitation source in AFS ,  high sensitivity will be…

Q: 100 IR Spectrum #5: 90 80 70 60 50 40 30 20 10 4000 3800 3600 3400 3200 3000 2800 2600 2400 2200…

A: The region between 1500 - 4000 cm-1 in infrared spectrum is known as functional group region used to…

Q: State the phase rule and what are the merits and demerits of phase rule

A: Answer is explained below.

Q: Which deviation from Beer's Law may occur due to the determination of solutions with a relative…

A: According to the given question we have to determine which option  is applicable according to the…

Q: INFRARED SPECTRUM 0.8F 0.4 2000 1000 3000 Wavenumber (cm-1) Transmitance

A: IR spectrum of a compound provides detailed explanation about the functional groups present in it.…

Q: Transmittance (%) 100% 75% 50% 25% 0% 4000 3500 3000 مل ОН 2500 2000 Spectrum 3B 1750 سمه 1500…

A: The bonds of molecules absorb the infrared radiation and vibrate. IR spectroscopy detects the…

Q: INFRARED SPECTRUM 0.8- 0.4- 1000 2000 3000 Wavenumber (cm-1) Transmitance

A: There are number of tests used for the confirmation of presence of carbonyl group in a compound  and…

Q: INFRARED SPECTRUM 0.8 0.6 0.4 2000 1000 3000 Wavenumber (cm-1) Relative Transmittance

A:

Q: What is the distance between delta ymax-min between the first maxima(on the same side of the central…

A: (A) The interference maxima from the central maxima in the double slit experiment is. Ym = mλL/d…

Q: What is doppler effect. If Mg emission wavelength is 175.3 nm at 2500 K, calculate the doppler…

A: When the observer moves relative the wave source, the change in frequency of the wave w.r.t the…

Q: Wavelengh m) 10 12 13 14 15 16 26 27 28 29 ! 300 3600 3400 3200 3000 2800 2600 2400 23200 2000 1S00…

A: Spectra 1 : 2800 cm-1 and 2700 cm-1 aldehyde C-H stretch. 1730 cm-1 carbonyl stretch. Therefore the…

Q: The percent transmittance of a solution containing 2.46 x 105 M NazX was 22.6 at 210 nm in a 1.00-cm…

A:

Q: A student prepared a calibration curve by measuring the absorbance of a series of standard solutions…

A:

Q: A) A cylinder has a mass of 300. g, and a density of 2.0 g/cm3. What is the radius of the…

A: Given Information: Calculations: The volume of the cylinder is calculated as shown below. Let the…

Q: What type of plot is shown below? 12 000 10 00- 8000 B000 4.000 - 2000 O 00 00 10.0 200 30.0 400 a.…

A:

Q: Electrochemical detection is commonly used in combination capillary electrophoresis systems. This is…

A: Solution: With an increased rate of mass transport, a good hydrodrynamic conditions are important…

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: 30- 25- 20- 15- 10- 3500 3000 2500 2000 1500 1000 Wavenumber (cm-1) 747 816 884 -1057 1122 -1338…

A: Soln

Q: Write a detailed methodology of no less than 750 words on kernalization and how SVM use it in…

A: In the given problem we need to discuss what is kernalization and its use in SVM in classification…

Q: Describe two applications of Potentiometric analysis

A: Potentiometric analysis is a process in which the potential of a substance is measured with respect…

Q: The molar absorptivity for aqueous solutions of phenol at 211 nm is 6.17 x 10³ L cm³¹ mol¹. What is…

A: Given,  Molar absorptivity for aqueous solution of phenol = ε = 6.17 x 103 L.cm-1.mol-1  Percentage…

Q: How can you use Woodward-Fischer rules to calculate Cortisol wavelength (λmax)?

A: Woodward-Fischer rules: These are the rules used to calculate the maximum wavelength (λmax) in the…

Q: What is doppler effect. If Mg emission wavelength is175.3 nm at 2500 K, calculate the doppler…

A: Doppler Effect occurs when a source and an observer are moving towards each other or moving away…

Q: INFRARED SPECTRUM 0.8 0.6 oo OH 0.4 0.2 3000 2000 1000 Wavenumber (cm-1)

A:

Q: 100 IR Spectrum #4: 90 80 70 60 50 40 30 20 10 4000 3800 3600 3400 3200 3000 2800 2600 2400 2200…

A: Allylether will be the desired product.

Q: Find the concentration of a solution with a transmittance of 0.27 AU and molar absorptivity of 3.65…

A:

Q: molar absorbance for transition with potassium permanganate (KMnO4)

A: Procedure  to analyze the molar absorbance for transition with potassium permanganate (KMnO4): Steps…

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: 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: T IVİ. «20. Livin 2 Calculate the magnetic moment of Mn in KMn(NCS)6].

A: Given-> K4[Mn(NCS)6]  Spin magnetic moment = √(n(n+2)) BM

Q: What is the molar absorptivity of a 2.50 x 10-4 M solution if its absorbance at 550 nm is 0.500? The…

A:

Q: Isoamyl acetate 100 90 80 70 60 50 40 30 20 10 4000 3500 3000 2500 2000 1500 1000 500 wave…

A:

Q: The molar absorptivity for aqueous solutions of phenol at 211 nm is 6.17 × 103 L cm-1 mol-1.…

A: Given data: The molar absorptivity ɛ=6.17×103 L.cm-1mol-1. The transmittance range T=less than 85%…

Q: Q4:- A moving boundary experiment is carried out with a 0.1 mol. L¹ Solution of hydrochloric acid at…

A: In order to solve this problem regarding the moving boundary method, we will need the following…

Q: What is the importance of point (electric)? What is the importance of molecular? What is the…

A: A question based on molecules that is to be accomplished.

Q: 0.8 0.6 0.4 0.2 3000 2000 1000 Wavenumber (cm-1)

A: IR mainly explaines the functional groups that are present in molecules  Alcohol: O-H stretching ,…

Q: Describe a practical that shows black surfaces are better emitters than white ones.

A: The black material performs as a perfect absorber of electromagnetic radiation on exposure to it.…

Applications of Molecular Spectroscopy

When light sources pass through the diffraction grating then light splits into different wavelengths. The light source produces two types of patterns that are shown as destructive and non-destructive. The light source is in the form of quanta that is quantitation.