Which of the following is most UNLIKELY to absorb in the UV-Vis region? a. chlorophyll b. heptane c. nitrophenol d. beta-carotene

Q: a. Which region corresponds to the solid phase? b. Which region corresponds to the liquid phase? c.…

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Q: 3. Calculate the IHD for the following molecules: a. C4HgO b. C₂H5ON c. C7H7ON d. C7HsCIO I

A: IHD is indicate of unsaturation or ring in the structure  IHD = Σn(V-2)/2 n= number of one kind atom…

Q: When trans-1-bromo-2-methylcyclohexane is subjected to dehydrohalogenation, the major product is…

A: E1 reaction is such type of elimination reaction (dehydrohalogenation) where the reaction proceeds…

Q: b. Chemical C 4. In the following reaction, the initial rate of change in the concentration of A was…

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Q: By titration, it is found that 70.9 mL of 0.160 M NaOH(aq) is needed to neutralize 25.0 mL of…

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Q: NH₂ f) (CH3)2 - CH₂ -CH-COOH + HNO₂ → NH₂ g) (CH3)₂ -CH₂-CH-COOH + CH₂ -CH-COOH- -H₂O OH NH₂ NH₂

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Q: 5. Using the equation Al + HCI- AlCl3 + H₂ byl to zalom a. Find the number of moles Al used to…

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Q: A balloon is has a volume of 1.29 L at 24 Celsius. The balloon is heated to 48 Celsius. Calculate…

A: Given,Initial volume of the balloon = 1.29 LInitial temperature of the balloon = 24 °CIt is heated…

Q: In the dehydration of alcohols, rearrangements are likely to occur in which of the following type(s)…

A: Dehydration of alcohols produces alkenes by removing water.

Q: A 18.5 mL sample of Ba(OH)2 is titrated with HCl. If 37.5 mL of 0.921 M HCl is needed to reach the…

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Q: * The length of a Covalent bond depends upon the Size of the atoms and the bond order. For Cach Pair…

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Q: Mg Br 12 diethyl eter 2) H30 Rea C

A: Answer:- This question is answered by using the simple concept of chemical reactions of organic…

Q: The major E2 product in the reaction of (3R, 4R)-3-chloro-2,2,4,5,5- pentamethylhexane with sodium…

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Q: [Co²+] = = 1.17 M and [Fe²+] = 0.00935 M, is −42.9 kJ: AG = -42.9 kJ The free energy change for the…

A: As per the guidelines, I am solving the first question. Kindly repost the second question. The given…

Q: 1. Name compounds by IUPAC nomenclature CH₂-CH-COOH | ОН a 1 CH₂ - CH₂ NH2 OH 2) Find all of the…

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Q: The given equation is balanced in acidic condition. The steps to balance in basic condition would…

A: For balancing of redox reaction in both atoms and charge has to be balanced.   Given reaction is…

Q: HOW MOH' 4. In the reaction below, how many moles of carbon dioxide are produced if 19.65 moles of…

A: Balanced chemical equation = A chemical equation in which all individual atoms present in reactants…

Q: barium hydroxide solution is prepared by dissolving 1.44 g of Ba(OH)₂ in water to make 52.2 mL of…

A: Mass of Ba(OH)2 = 1.44 g

Q: *Using average bond enthalpies Clinked above) estimate the enthalpy Change for the following…

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Q: IUPAC name Please....

A: IUPAC nomenclature rules for alkenes and alkynes: • Identify the longest continuous carbon chain. •…

Q: Given: Br2 (1) + 2e 2 Br-1 12 (s) +2e=21-¹ O-1.63 V What is the standard cell potential for the…

A: The standard cell potential of any reaction is defined as the difference between the potential of…

Q: 6.00 mL of 0.0100 M EDTA is mixed with 5.00 mL of 0.0100 M Ca2+. The pH is adjusted to 10 and DI…

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Q: Why are oxygen and nitrogen not greenhouse gases? Which gases are greenhouse gases?

A: Given: Oxygen and nitrogen are not greenhouse gases   1. We have to write the reason behind the…

Q: Give the major product of the monobromination of n-butane (or butane) in the presence of light or…

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Q: A pH meter can measure the concentration of H+ with an uncertainty of 5% between pH 4 and pH 8. What…

A: pH of a solution is the measure of hydrogen ion concentration. pH scale ranges from the values 1-14.…

Q: A student dissolves 5.7 g of biphenyl (C₁₂H₁0) in 475. ml. of a solvent with a density of 0.88…

A: Given :  Mass of biphenyl = 5.25 g  Volume of solvent = 475. ml  Density of solvent = 0.88 gm/ml

Q: PART I RADIATION V. PLASTIC SHIELDING 20 CPM THICKNESS SHIELD 1 2 3 BACKGROUND RADIATION A THICKNESS…

A: Background radiation, CPM = 20 CPM Net CPM = CPM - Background radiation in CPM For the shield 1: CPM…

Q: f 2 но H +

A: -> Carbonyl compound reacts with alcohol in presence of acidic medium and form Acetal.

Q: How much energy is required to melt 150.0 grams of ice? ∆Hfus = 6.02 kJ/mol ∆Hvap = 44.0 kJ/mol

A: Mass of ice = 150.0 g  ∆Hfus = 6.02 kJ/mol

Q: 1) CH3CH=CHCHO 2) CH3CH=CHCOCH 3 3) CH₂CH=CHCO₂H

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Q: ATT DETT Prepare the Solutions 1. Barbie wants to prepare a 0.75 mol/L solution of sodium nitrate…

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Q: What model can be used to describe the infrared spectrum of a diatomic molecule? State both…

A: To describe the which model can be used to describe the infrared spectrum of a diatomic molecule.

Q: circle and name each fundamental group present in the following molecule

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Q: 3.How many sets of equivalent protons are there in hexane? a. 2 b. 3 c. 6 d. 7 4. What is the…

A: Proton nuclear magnetic resonance is the application of nuclear magnetic resonance in NMR…

Q: What is the molarity of this solution? [Mg = 24.305 g/mol]

A: The solution to the given problem is as follows:

Q: This is a Dry Lab since we cannot meet on Campus. After calibrating a pH meter you would have…

A: Given , Different NaOH solution of varying concentration .

Q: 0 mL of a H₂SO4 solution with an unknown concentration was titrated to a phenolphthalein endpoint…

A: Molarity is defined as number of mole of solute divide by volume of solution in liter

Q: 17. Consider the zero-order reaction A → Products, with a rate constant k = 4.0 X 10-3 M s 1. If…

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Q: 8. The percent by mass of nitrogen is 46.7% for a species containing only nitrogen and oxygen. Which…

A: 8. Given, mass of Nitrogen is 47.6 we have to find other species

Q: 5. Consider the reaction: CO(g) + 2 H₂(g) → CH₂OH(g) K₂ = 0.00625 at 500 K If H2 and CO gases are…

A: This problem is based on equilibrium concept. This is a part of chemical equilibrium where we shall…

Q: 25. Solutions of hydrogen in palladium may be formed by exposing Pd metal to H₂ gas. The…

A: The Data we need for the calculation of Molarity  Moles of solute (H2) = we can calculate it…

Q: Part A For 250.0 mL of pure water, calculate the initial pH and the final pH after adding 0.031 mol…

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Q: 4. Give the structure of a conjugated diene with the molecular formula of C7H12.

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Q: C. H -H 'H 'С HI H Anisaldehyde Used in fragrence industry

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Q: 5. a) How many chiral carbons does this compound have? b) How many stereoisomers are possible for…

A: -> Chiral carbon is carbon containing all four different groups or atoms . -> If unsymmetrical…

Q: -CH3 HBr Br CH3

A: -> Conjugated Diene has nucleophilic character hence, it can give electrophilic addition…

Q: voltaic cell reaction at 298 K: 3Ce4+(aq) + Cr(s) → 3Ce3+(aq) + Cr3+(aq) Given: Ce4+ (aq) + e- →…

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Q: 2) Calculate the numeric value of the equilibrium constant K for reaction at 298 K: 2 NO2 (g) → N₂O4…

A: Given : ∆G°f  for NO2 = +51.31 ∆G°f  for N2O4 = +97.89 The balance chemical reaction is  2 NO2 (g)…

Q: 13. For many years after they were discovered, it was believed that the noble gases could not form…

A: Answer:- Firstly using the percent of each element, moles are calculated and then moles ratio to…

Q: 2. Determine the crystal structure factor Fhkl for reflections of the fcc-Cu structure. atomic…

A: The crystal structure factor is a complex number that describes the amplitude and phase of a…

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.