Show a reasonable mechanism for the following reaction (Hint: Michael addition followed by intramolecular aldol condensation) r NaOEt, EtOH A As

Q: Consider the reaction shown below. For a particular concentration of sodium methoxide, the…

A: Elimination reactions are of two types, first order and second order. First order elimination…

Q: Ecell= 0.225 volts E-0.150 volts cell T= 474 Kelvin n=1 R= 8.314 J/mol K F= 96500 C/mole electrons…

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Q: (4) Assume that the change in concentration of N2O4 is small enough to be neglected in the following…

A: If the value of kc is very small, it indicates that only a small amount of the reactant is converted…

Q: 3 A technician measured 50.0 mL of a strong acid stock solution and diluted it to 0.300 mol/L…

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Q: 5. For each of the reactions shown below, provide if the mechanism goes through an SN', S2, E1, or…

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Q: la) он. Br Br Дон сиз Сион

A: Here we have to write the mechanism for the conversion of the following starting material to target…

Q: 1. Calculate the percentage of ionic characters for Cesium Chloride (CsCl). 2. Based on the answer…

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Q: Identify the reagents necessary for the following transformation: - NH₂ The transformation above can…

A: Ammonia can act as a nucleophile and substitute Cl from Acyl chloride and LiAlH4 reduces amides to…

Q: Reaction 1: H2(g)+Cl2(g)⟶2HCl(g)ΔH=−184.6 kJ  Reaction 2: 2OF2(g)⟶O2(g)+2 F2(g)ΔH=−49.4 kJ…

A: Given , Reaction : 2OF2(g) →O2(g) +2F2(g)    ∆H=-49.4 kJ

Q: C 다 12/pd-C DỊCH, L 2) H3O+ ?

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Q: How to run a TLC of phytochemicals extracted by hexane and acetyl acetate

A: In order to understand the TLC of phytochemicals, we first need to get the clear understanding of…

Q: Do polymerization reactions tend to have △Sorxn values that are greater than zero or less than zero?…

A: •Here ∆S° is entropy change for reaction. •ENTROPY:-Entropy defines the randomness of system , means…

Q: 1. i) Fill in the boxes with the missing reagent(s). ii) Label each reaction as an "oxidation" or…

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Q: Consider the following reaction at equili- №₂ (g) + 3H₂(g) AH = + 92.4K5 2NH3 (8) Ce chatelier's…

A: Le Chatelier's principle: This principle is used to predict the effect of a change in conditions on…

Q: Which of the following contains a set of incorrectly paired words? * Chelatometry - Complexation /…

A: Here we have to choose the incorrectly paired words and Lewis base in a complexation reaction-

Q: ОН Сон o Н 0 OH здо : NH3 NH₂ 1 0 O OH NH2 H 1 Фо. Н Н -NH2 НО Н.

A: Please find the attachment.

Q: но Н…... ОН H Но Hun ОН

A: The protons present in different environment are said to be non equivalent and give different…

Q: 1 Predict the major product from the reaction shown below? C1₂ a) 1,3-dichloro-1-methylcyclohexane…

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Q: I mix 100 mL of 0.100 M HCl in 250 mL of 0.150 M NH3. I add 50.0 mL of 0.0500 M NaOH. What is the…

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Q: polymerization reactions tend to have △Sorxn values that are greater than zero or less than zero?…

A: Entropy is degree of randomness or disorderness in system.  In polymerization □Srxn is less than…

Q: Calculate equivalent weight of unknown acid using the following information: Mass of unknown acid=…

A: Given,Mass of an unknown acid = 0.1351 gVolume of NaOH used to titrate the acid = 11.5…

Q: An aqueous solution is prepared by dissolving 1.50 g of hemocyanin, a protein obtained from crabs,…

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Q: 3) A student places 120.0 mL of liquid water at 23.4 °C into a calorimeter and then dissolves 12.5 g…

A: It is an endothermic reaction. Detail solution is given in step 2.

Q: Which of the following statements about precipitation requirements is incorrect? O The precipitant…

A: In precipitation titration, the titrant reacts with analyte and forms an insoluble compound which is…

Q: Calculate the off of each of the following solutions. 2.1 X 10-4 M Ba(OH)₂, pH = 2 (13.1 X10-4 M…

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Q: 2. (a). Compound B is an effective medication used to treat major depression by inhibiting the…

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Q: At 25 °C, the vapor pressures of pure benzene (C6H6) and pure toluene (C7H8) are 95.1 and 28.4 mmHg,…

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Q: sond 14 13 O Doublet (d) O Singlet (s) Given the molecule above, what would be the observed…

A: Signal in a  1H NMR spectrum may or may not be split into one or more peaks. This is known as signal…

Q: 6. How many electrons, protons and neutrons, respectively, are in 60 Ni 2+2 a. 26, 28, 32 b. 28, 28,…

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Q: Describe the main differences between ionic, covalent, and metallic State two important…

A: Solution : Here are the main differences between ionic, covalent and metallic :

Q: Balance the following reaction (remember to show '1' when necessary) Li₂O + Al(OH)3 →→ •LIOH+A1203…

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Q: Consider these reactions: Reaction 1: H₂(g) + Cl₂(g) → 2HCl(g) Reaction 2: 20F2 (g) → O₂(g) + 2 F₂…

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Q: Calculate grams of sucrose that must be added to 432.3 grams of water to prepare a 8.48 % by mass…

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Q: . Aluminum metal is produced by passing an electric current through a solution of aluminum oxide…

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Q: Can you explain how to find the structure? And how to fill the NMR problem set

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Q: The rate constant of a certain reaction is known to obey the Arrhenius equation, and to have an…

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Q: A chemist dissolves 213. mg of pure barium hydroxide in enough water to make up 130. mL of solution.…

A: pH of a solution is defined as the negative log of the hydrogen ion concentration. pOH of a solution…

Q: 3. Two particles with spin states |2 - 2) and 1 1), are placed in a box. Identify the possible…

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Q: Question 11 For the following sequence, fill in any missing reagents/products. تين الي PhyP KOIBu HO…

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Q: A solution which contains 49.6 g of an unknown molecular compound in 395 g of water freezes at…

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Q: A factory uses electrolysis to generate calcium from molten calcium chloride. Their goal for a…

A: Mass of Ca = 5.0 kg = 5000 g

Q: Please give the best resonance and second best resonance for SO2. Please explain why the best…

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Q: Identify the appropriate atoms by selecting each atom and assigning it a map number of 1 until all…

A: A carbon molecule is chiral when it is attached to 4 different atoms or groups.

Q: 2. Starting from 1-propyne as your sole carbon source for the product, provide the steps required…

A: prop-1-yne undergo reduction with No/Lig NEB to give propens which undergo addition reaction to…

Q: 14. Determine if the following statements for SN2 reactions are True (T) or False (F) by circling…

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Q: Consider the reaction: kJ 2SO₂(g) + O₂(g)2SO3(g) AH=-198.2 mol How would the concentrations of SO₂,…

A: According to Le chatelier's principle" if an equilibrium is subjected to a change, equilibrium will…

Q: Consider these reactions: Reaction 1: H2(g)+Cl2(g)⟶2HCl(g)ΔH=−184.6 kJ  Reaction 2:…

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Q: m Br way Br TI cl

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Q: 2Na (s) + H₂SO (aq) - Na 4 What volume (in L) of hydrogen gas is produced at STP when 11.5 g of…

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Q: 27 AM Mon Jul 25 U Take Quiz How many chiral centers are there in the following structures? . CHOH…

A: To answer the following questions.