What kind of spectrum do you get from a hot opaque object viewed through a cooler transparent gas? And what kind of spectrum do you get from a transparent hot gas? a. Continuous b. Emission c. Absorption d. Reflection

Q: Define the following terms: Diffraction: Dispersion: Refraction:

A: We will define the given terms

Q: The following is an UV-Vis schematic diagram. Based on this diagram, answer the following questions:…

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Q: PRE-LABORATORY ASSIGNMENT The pre-laboratory assignment must be completed before beginning the…

A: The question is  based on the concept of atomic spectra. we have been given speed of light and…

Q: Why do some line spectra have only a few visible lines while others have so many lines that you…

A: Spectral lines depends upon energy difference between the stationary state (orbit) E2 - E1= hv Where…

Q: 3. Later this semester you will learn about electronic transitions within an atom's electron cloud.…

A: Given data:

Q: Analytical Chemistry II Compare between the advantages and disadvantages of atomic emission…

A: Atomic emission spectroscopy: An Atomic spectra occurs when valence electrons from highest-energy…

Q: Use the absorption spectra to explain the colors seen under the room light.

A: The colors that we can see in the room light lies under the visible spectrum. It ranges from 400nm…

Q: what wavelength region does an atomic absorption experiment usually occur in?

A: wavelength used atomic absorption experiment is given below

Q: What determines natural line widths for atomic emission and absorption lines? About how broad are…

A: Atomic emission and absorption lines have finite widths because life times of one or both transition…

Q: List two types of electromagnetic radiation with frequencieslower than infrared light.

A: Electromagnetic energy is a term used to describe all the different kinds of energies released into…

Q: Your professor selected a wavelength of 430 nm to measure the absorbance of a sample. What is the…

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Q: Describe a black body radiator and its spectrum.

A: When a thermal electromagnetic radiation is placed around a body. The equilibrium is set between…

Q: 9. Spectral lines are shown in the image below. But what are they? Explain how spectral lines are…

A: Each element  have different  spectra due to different number of electrons  in valence  shell.

Q: A laser Light was shone through a diffraction grating whose lines were 1/1000 mm apart. The distance…

A: It is given that diffraction grating lines are 0.001 mm apart, and the distance between the centre…

Q: Graph transmittance vs. wavelength from the data table using graph paper or a computer. Plotting…

A: We'll answer the first question since the exact one wasn't specified. Please submit a new specifying…

Q: Which of the following is the function of Flame or Emission system in Atomic Absorption…

A: The function of Flame or Emission system in Atomic Absorption Spectroscopy is to reduce the sample…

Q: 3. Calculate the speed of light in a diamond. The index of refraction in diamond is 2.417. Remember…

A: Refractive index is basically defined as the ratio of speed of light in vacuum with the speed of…

Q: How many grams of CuSO4 5H2O to make up 250 mL of a 0.2 M stock of this solution? Using M1V1 = M2V2…

A: The molarity of a solution describes the ratio between the number of moles of the solute to the…

Q: why is water used as a blank for Spectrophotometry?

A: Spectrophotometry is type of electromagnetic spectroscopy.

Q: 8. In the diagram below, the average percent transmission of light versus wavelength is profiled for…

A: Water are common materials that are very good at transmitting light. They are transparent because…

Q: O Immersion oil/ Oil with a different refrative index than air, used to enhance magnification O…

A: 1. Immersion oil : Oil immersion forms the fundamentals of high-quality microscopy. To understand…

Q: Determine whether an interference pattern is observed on the other side of the slits in experiment.…

A: Interference occurs due to the interaction of waves. When the waves are in same phase, it is known…

Q: What can be concluded from the diffraction pattern generated by a single electron fired in the…

A: “Since you have asked multiple MC questions, we will solve the first question for you. If you want…

Q: Let's say we want to use spectroscopy to analyze a solution that contains one colored solute that is…

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Q: Calculate the frequency of light (in s also known as Hz) with a wavelength of (6.40x10^2) nm. Use a…

A: Given :-  Wavelength of light = 6.40 × 102 nm  Speed of light = 3.0000 × 108 m.s-1 To be calculated…

Q: Calculate the frequency of light (in s also known as Hz) with a wavelength of (6.000x10^2) nm. Use a…

A: Given : wavelength of light = 6.000 × 102 nm To calculate :- frequency of light (s-1/Hz)

Q: Wavenumber (ν) is another way to describe light. Basically it tells us how many wavelengths are…

A: The relation between wavelength and frequency is given by, ν=cλν=frequency of radiationλ=wavelength…

Q: Beer's Law states that concentration is proportional to of light. Select one: O refraction…

A: According to the Beer's law the absorption is directly proportional to concentration and path…

Q: Which property of laser light is NOT correctly defined/described? extremely bright: high power at…

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Q: When do you need to blank a spectrophotometer (Spec 20)? a.After the wavelength is changed.…

A: For calculating the absorbance of a particular substance of interest, the spectrometer has to be…

Q: A light beam (2=325 nm) is shined on a certain metal surface. If the workfunction (4) of this metal…

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Q: Any consumer sample of interest for the wavelength studied  a. absorbed in the blue region, so it…

A: The color of a compound is the complementary color of the absorbed color by the compound.

Q: Make calibration graph by plotting the known wavelengths versus the recorded line positions on the…

A: We have been provided with the known wavelengths (in nm) against the observed positions of the line.…

Q: .What is the amplitude of a wave? A.the distance between two crest points of a wave B.the number of…

A: We know that, Amplitude : Amplitude is the  maximum displacement of the wave form its mean position.…

Q: Visible light makes up the largest portion of the electromagnetic spectrui True False

A: Visible light is which can be see by human eyes.

Q: Photons of a certain infrared light have an energy of 1.66  10-19 J. (a) What is the frequency of…

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Q: In an absorption process, energy is transferred from: a.) the radiant/light source to atoms,…

A: the correct option is as follows:

Q: . Define the following terms:  Diffraction: Dispersion: Refraction

A: Each term is defined along with that suitable example is given of where it occurs is given below

Q: What are 4 fainter emission lines for sodium (other than the emission line at 589.0 nm)? Make sure…

A: Generally, the vapor lamp of sodium is a gas discharge type of lamp that uses metal sodium in the…

Q: Calculate the frequency of light (in s also known as Hz) with a wavelength of (6.00x10^2) nm. Use a…

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Q: Which of the following is the function of atomizer in the emission system of Atomic Absorption…

A: GIVEN:   Which of the following is the function of atomizer in the emission system of Atomic…

Q: Convert 7.64 MHz frequency into wavelength, in cm.

A: Please find the answer given below:

Q: Compare atomic emission spectroscopy with atomic absorption spectroscopy in terms of the…

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Q: pelectric effect? Why does the photoelectric effect exhibit a hold frequency but not a time lag?

A: Atom consists of three basic elements are protons, electrons, and neutrons.

Q: We need hollow cathode lamp in FAAS because a. Atoms absorb a wide range of wavelengths b. Atoms can…

A:

Q: Explain how the photoelectric effect helps us understand the nature of light

A: The photoelectric effect is the phenomenon of ejection of electrons from the surface of certain…

Q: What types of transitions are usually observed in UV spectra?

A: The four types of transitions observed in UV spectra are,  •  σ   ----->  σ*   transition  •  n…