Question 8 of 11 Suggest the starting material needed to make the ß-dicarbonyl compound by a Claisen condensation. Select Draw Rings More Erase C H O Br 2 Q NaOEt EtOH

Q: 2.5 100- 80 60 40 20 0 4000 STRANSMITTANCE O=C-H saturated C-H 3500 3.5 3000 N-H alcohol O-H 4 4.5…

A: 3300 cm-1 is N-H stretch, 3050 cm-1 is sp2 C-H stretch, 2900 cm-1 sp3 C-H stretch, 1620 cm-1 C=C…

Q: Draw the product (assign stereochemistry if applicable) in the box. Meo LINIP zj Bn

A: Note : Here we are generating enolate using LDA. Enolate is added to aldehyde gives syn…

Q: [Review Topics] Draw the product(s) of the following reactions. H₂C -CEC-CH3 Nal NH3(l) . Consider…

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Q: I На Ha На Ha о О Нь О Но О о H

A: Note : Hb is active methylene hydrogen. Pka is around 10. Therefore more acidic than Ha, Hc, Hd. Ha,…

Q: In the table below, there are descriptions of an experiment on samples of three different chemical…

A: Properties of metal  •  Lustrous  • High melting point and boiling point.  • Malleable - They can be…

Q: How many grams of CO2 are produced when 2800 grams of octane are burned in excess air? 1. Balanced…

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Q: A 870-g quantity of a substance is at its melting point of -117.9°C in the liquid state. The heat of…

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Q: Calculate Ecell at 25 °C for the following redox reaction when the concentrations are (a) [Co²+] =…

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Q: Draw the structures of organic molecules which fits each of these descriptions: An alkane   An…

A: Here I am drawing the first molecule of their own homologous series, i.e. molecules which has only…

Q: Draw the major organic product for the reaction shown. Do not draw counterions or byproducts. Draw…

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Q: How many grams of sodium sulfate can be added to 595 mL of 1.6 x 10 M barium chloride before a…

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Q: Br NH₂ PhCOCI Et3N

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Q: 1. The formula for the conjugate base of HNO2 is 2. The formula for the conjugate acid of CH3COO is

A: Write conjugate base and conjugate acid of the given---

Q: Please answer the questions with solutions

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Q: For the boxes on top of the arrow, fill in the reagent(s) and solvent(s). -SiMe3 BY

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Q: A sample of gas at 47°C and 1.03 atm occupies a volume of 2.20 L. What volume would this gas occupy…

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Q: Ex. How many grams of each of the following solutions constitute the g-equiv wt as an acid assuming…

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Q: List all possible values of the magnetic quantum number m, for a 1s electron. = 0,0.... X Ś ?

A: We are to write possible values of magnetic quantum number for 1s electron.

Q: stion 11 of 11 Draw the most stable form of the major mixed Claisen product formed in the reaction.…

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Q: In the early morning when the temperature was 13.9 °C, a motorist measured her tyre pressure at 185.…

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Q: 5. Use the following experimental values: a. Determine the following: i. Rate Law ii. Overall…

A: To determine rate law , we first consider a general rate law with order a and b with respect to…

Q: What volume (in mL) of 15.921 ppt K+ (39.0983), with a density of 1.01 is needed to provide 8.31…

A: To calculate the volume that is needed to provide the desired amount of potassium ion.

Q: (a) What is the total number of valence electrons in the propylene molecule? (b) How many valence…

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Q: The chemical reaction in determining amine nitrogen by formular titration is based on the…

A: We have to tell the chemical reaction in determining the amine nitrogen by the formula titration is…

Q: 3 moles of He and 1 moles of Ar are present in a window sign that has a total pressure of 1,222 mm…

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Q: An aqueous solution of HF (weak acid) would contain: a)  only HF molecules  b)  only H+ ions and F-…

A: Weak electrolyte: Weak electrolytes do not dissociate completely , equilibrium is formed between…

Q: When the following skeletal equation is balanced under basic conditions, what are the coefficients…

A: The unbalanced redox reaction given is  HPO2− + NiO2 → HPO32− + Ni(OH)2

Q: What factors determine whether a collision between two reactant molecules will result in a reaction?…

A: Collision theory of reaction rate: According to the collision theory of reaction rate, the randomly…

Q: 6.Balance the given skeleton reaction: O2(g) + NO(g) + H₂O(l) → NO3¯¯(aq) + H+ (aq) A. 2,4,3,4,4 B.…

A: Given equation: O2(g) + NO(g) + H2O(l) -------> NO3-(aq) + H+(aq)

Q: In the early morning when the temperature was 13.9 °C, a motorist measured her tyre pressure at 185.…

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Q: proposed multiplication or division cm = 7 cm 8.0 m 10m ? Is this possible? O yes no no yes no…

A: ->Multiplication and division of different units are possible but addition and subtraction of…

Q: The segment -CH₂CHCH₂CHCH₂CH- C₁ C₁ C1 Multiple Choice O O polypropylene. polyvinyl chloride.…

A: The given segment represent the polymer named as

Q: Decide whether each molecule or polyatomic ion is polar or nonpolar. If the molecule or polyatomic…

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Q: Select to Draw mCPBA me a 00 1.0₂ 2.Zn/H₂O* Select to Draw

A: 1. Methylcyclohexene reacts with mCPBA produces epoxide. 2. Methylcyclohexene reacts with warm alc…

Q: Tc-99m is commonly used in nuclear medicine.  It has a half-life of 6 hours.  The radioactivity dose…

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Q: What is the electron pair geometry, lewis structure, molecular geometry, and hybridization of NO3^-?…

A: nitrate ion is non polar molecule with sp2 hybridization . this molecule has trigonal planar…

Q: Which alkyl halide in each set is more reactive in an SN2 reaction with hydroxide ion? or Br 오아 or…

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Q: S STOICHIOMETRY we the following: w many grams of CC ess air? 1. Balanced Equatic 2. Molar Mass 3.…

A: Balanced chemical reaction,  A) 2C8H18 + 25O2 ---> 16CO2 + 18H2O B) molar mass =8×12×18×1=114…

Q: The following are equations that you might need to solve problem a-d: Kw = KaKь 14 = pka + pkb Kw =…

A: Given,  Molarity of HCl = 0.100 M Volume of HCl = 25.0 mL Molarity of NaOH = 0.250 M The pH of the…

Q: Calculate the number of moles and molecules of 35.00 grams glucose (C6H12O6). How many atoms of C…

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Q: The following skeletal oxidation-reduction reaction occurs under acidic conditions. Write the…

A: Oxidation :-  The process of addition of oxygen or loss of electrons or increase in oxidation number…

Q: i need help to choose the required regions necessary to prepare the following compound in the…

A: Here we are required to find the Starting material for the synthesis of imine

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.87 kg sample…

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Q: The Lewis dot symbol for oxygen would show the symbol O surrounded by:   a. 2 dots   b. 4 dots…

A: The Lewis dot symbol of Oxygen is:

Q: The branch of chemistry which deals with the rates of chemical reactions is called: a)…

A: b: option is correct

Q: A chemical reaction takes place inside a flask submerged in a water bath. The water bath contains…

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Q: If the concentration of Cu 0.5-80 ppm What are the ranges for kg of Cu present per metric ton?

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Q: The half-life of protactinium-234 is 6.69 hours. What fraction of a given amount remains after 26.76…

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Q: Which among the given molecules can exhibit tautomerism? Ph Ph I (a) III only (c) Both I and II III…

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Q: I need help drawing this and I really need to get the right answer and cheggs answer might be worng…

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Types of Polymers on the basis of Method of Preparation