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Q: Calculate the value of × by applying approximation method and check if the approximation is valid…

A: Using ICE table and equilibrium constant expression to find degree of dissociation and to decide…

Q: freq, Hz Jab Jac Jad 23 4'5 6 7

A:

Q: The answer is not BBE.

A:

Q: 2. A student has found the following absorbance vs. concentration data. Concentration, M 9.80 x 10-6…

A: A question based on analytical process. A set of data for concentration vs absorbance is given using…

Q: 5. Calculate AG° and K at 25°C for the reactions in Exercises 37 and 41.

A: (a) The given reaction is, The most positive standard reduction potential is considered as cathode…

Q: A if the value in column l is greater than in II B if the value in column II is greater than in I…

A: As R and S does not contain any specific values so 70%R and 30%S , 70%A and 30%R have same amount of…

Q: 10. Lipids are structurally diverse but all are insoluble in water but soluble in non-polar…

A: 10. Given statements, Lipids are structurally diverse but all are insoluble in water but solule in…

Q: What is the linearity (r2) value of the following concentration and absorbance values: SAMPLE…

A: This an example of  lambert beer law which show a linear relationship between absorbance and…

Q: What is the Hrxn in kJ? what is the Srxn in kJ?

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Q: 100 80 60 40 (a) 20 CH;CH,CH,C-NH, 4000 3500 3000 2500 2000 1800 1600 1400 1200 1000 800 600…

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Q: None

A: Approach to solving the question:  First Of  Find the Chemical Environment of Proton of…

Q: When a sample presents some matrix interference, which of the ff. are carried out? Dilute sample to…

A: A question based on analytical process that is to be accomplished.

Q: I am trying to determine absorbance values to construct a calibration curve. I am given that,…

A: A question based on analytical process that is to be accomplished.

Q: This isn't very clear. I need a concise explanation.

A: The concise explanation regarding the use of acid is needed to be provided.

Q: 4) Bioluminecence is the emission of light by a living organism. Fireflies (lightning bugs) em light…

A:

Q: Compare 1D Nucletic Magnetic Resonance (NMR) and 2D NMR? Please answer at your own easy words.…

A: Answer:  Nuclear magnetic resonance (NMR) spectroscopy is an advanced characterization technique.It…

Q: Why is the bound length in Sc-H less than that in c-c

A: Comparison of bond length of C-C and C-H

Q: Methyl benzoate:Match the peaks to the appropriate number on the structure. A letter may correspond…

A: Given: 13 C NMR spectra. To match: The peaks to the appropriate number of the structure

Q: 73 0.3892 4 0.574 0.4568 5 0.673

A: Given:

Q: state if true or false 1. Prior to a fixed point or wavelength reading, spectral scanning can be…

A: A spectrophotometer is an instrument which measures the absorption of light at each wavelength of…

Q: 5. Did you have unknown A or B? Which unknown does your NMR indicate that you isolated and how do…

A: Part 2: Approach to solving the questionAnalyzing the NMR spectrum involves several steps:1. Peak…

Q: How would I convert this answer to nm?

A: Dimensional analysis is used to convert a physical quantity given in one type of unit to some other…

Q: Determine the number of signals observed for HA and HB (CH3 A and B): Реда HA HB NH₂ О НА HB HA NH₂…

A: 1HNMR spectroscopy is useful spectroscopy to determine the structure of organic compounds. It tells…

Q: Answer the questions below based on the complex ion: [Cu(H2O)6]?+ a) How many (n-1) d electrons are…

A: We have to find out the following answer

Q: Please answer,

A: Magnetic field is a vector quantity. It depends upon both magnitude and direction. On the…

Q: Can help me with all of it because I am confused?

A: Physical changes are the changes occurred only in the appearance, while the chemical composition is…

Q: Mixed Nomenclature where do you begin the naming here? the higher Priority group or the Louble bond?…

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Q: A sample of a red dye and a sample of a blue dye both have the same concentration. Their Absorbance…

A: Any substance shows color because of electronic transition or charge transfer etc. In general an…

Q: How to determine equatorial vs axial in NMR

A: When we nmr of axial and equitorial groups we see following specification.

Q: Methyl benzoate: Match the peaks to the appropriate number on the structure. A letter may correspond…

A: Introduction:  The NMR stands Nuclear Magnetic Resonance. NMR spectroscopy is used to determine the…

Q: See Figure 9-4. Which of the following statement(s) is/are FALSE about this reaction? 600 The…

A: The bimolecular nucleophilic substitution reaction is a concerted reaction that occurs in a single…

Q: Curved arrows are used to illustrate the flow of electrons. Using the provided starting and product…

A: Benzene reacts with nitric acid and sulphuric acid to form nitrobenzene as product. It is an example…

Q: Rb Sr 8 As 50 3

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Q: Hello, I entered that and for some reason it's still incorrect. I'm so confused

A: Mass defect is given by the formula ∆m = [mass of protons + mass of neutrons]  - [mass of atom]

Q: on the y-axis vs Plot a graph of absorbance concentration on the x-axis in Excel. Then, fit your…

A: Given, λmax=429.8 nm

Q: This answer is wrong.

A: Volume of water sample 200. mL Concentration of silver nitrate = 84.0 mM Amount of AgCl collected =…

Q: (Select the one response that correctly completes the statement below.) If a substance has a low…

A: The absorbance has a logarithmic relationship to the transmittance; with an absorbance of 0…

Q: could you help me label the peaks

A: This is an IR spectra, and we have to estimate the groups present in the compound based on the…

Q: Use the MS spectrum below to determine both the base peak and molecular ion peak 100 80 60 40 20 10…

A: The graph given is,

Q: What's the answer for 6 and 12

A: The structural or graphical representation of any chemical formula to show the arrangement of atoms…

Q: Where did the OH- go in calculating the Qsp.

A: The Pb3 (PO4 )2 react with OH-Assumption, complete dissociation of the product