Question 10 Which of the following statements is false about single beam absorption instruments? A Test tube is used as sample holder Tungsten bulb is used as a source Photovoltaic cell as detector D Beam splitter is used to get parallel beam

Q: 20) Which of the statements given is not true about electromagnetic radiation? a frequency is…

A: According to Plank's quantum theory the energy of the photon is given by:where, λ = wavelength of…

Q: 1. Virtual Lab Question: A solution of 0.0040 M copper dithizone transmits 66 % of the light at a…

A:

Q: What are some examples of fluorescent light and incandescent light?

A: Fluorescent lights are gas filled tubes (tube lights). The gas gets excited by electric pulses and…

Q: The mass absorbtion coefficient for Ni measured with Cu kalpha lines is 49.2 cm2 /g Calculate the…

A: Density, ρ = 8.90 g/cm2 Mass absorption coefficient, μm = 49.2 cm2/g Transmittance Power = 47.8 % of…

Q: Calculate the frequency of green light with a wavelength of 517 nm.

A: To find the frequency, the below formula has to be used.Where,f is the frequency.c is the speed of…

Q: One

A:

Q: A sample of a colored analyte at a concentration of 3.60 ´ 10-3 mol/L shows 34.2 percent…

A: #(a): Given the concentration of the analyte, C = 3.60*10-3 mol/L or M %T = 34.2 %

Q: Question 4: Give 3 reason why PMTS are not (or cannot) be used in IR or ATR.

A: Dear student I have given answer to your question in the image format.

Q: 20. A laser shines violet light with a frequency of 714 THz onto the metal in the previous question,…

A: The velocity (v) of the electron is calculated as shown below where m is the mass of an electron.

Q: What is the answer to 32

A: The atom is attracting shared pair electron

Q: When you double the frequency of electromagnetic radiation, you _________ the energy.

A: Electromagnetic radiation is that energy which travels with speed of light through electric and…

Q: A tungsten target is struck by electrons that have been accelerated from rest through a 30.0-kV…

A: According to law of conservation of energy, the kinetic energy of the accelerated electron through…

Q: If a technologist’s exposure rate during fluoroscopy is 360 mrem/hr with no shielding, what would…

A: Exposure rate during fluoroscopy with no shielding = 360 mrem/hr we have to find the effect on…

Q: Why 275 nm wavelength is used for the detection of the analyte? Reader should be able to follow your…

A:

Q: How the lead apron works against x-rays of a dental x-ray

A: Lead apron is a protective clothing that works as a radiation protector to shield people from…

Q: The lithium concentration in serum taken from a patient being treated with lithium for…

A:

Q: In determining the amount of copper and the identity of the copper compound in the unknown sample, a…

A: As 100 mL solution contains 120.8 mg sample so, 5 mL       ,,             ,,          (120.8 mg * 5…

Q: In today’s experiment, you will be using the following relationship: A = εcl What does the symbol…

A: Since, According to Beer-Lambert law, A = εcl then, what is l = ?

Q: Which wavelength should be used to measure the absorbance of copper (II) acetate? 610 nm 440 nm…

A: The absorbance of a substance is a measure of the amount of light absorbed by that substance at a…

Q: Which main theory did Compton use to explain electron scattering from the metal target?

A: We need to answer Which main theory did Compton use to explain electron scattering from the metal…

Q: QUESTION 21 A protein sample absorbs 50% of photons when the concentration is 0.2 M. The % of…

A: Given data : Protein absorb 50% photons when concentration is 0.2M When concentration is 0.4M then…

Spectroanalytical Methods

Spectroanalytical methods measure the wavelength and intensity of radiations that are either emitted or absorbed by a molecular or atomic species. These methods are useful for evaluating the electronic or atomic arrangement of the molecules of a given analyte.