1. Provide the starting materials in the boxes below needed to make the product through a Robinson annulation. H3C NaOEt ELOH heat CH3 CH3 C5H2O C10H1402

Q: T/F: According to SERIN, should favor the starting materials + NaSCH3 s-CH3 + NaCl CI True False

A: False

Q: 3.A Calculate the following integral involving the speeds of gas particles at 298 K for a gas with a…

A: Solution: Data given- temperature = 298K , gas with a molar mass of 48.1 g/mol.

Q: How many moles in 3.0 L of a 2.00 M solution of sodium chloride ?

A: Given :-  Molar concentration/molarity of NaCl solution = 2.00 M or 2.00 mol/L  Volume of solution =…

Q: (NH4)3PO4 Pb(NO3)4 -> Pb3(PO4)4 NHẠNO3

A: According to the Law of conservation of mass " all atoms of different elements must be equal on both…

Q: A)   Determine the ionic formula of one Cr+6, 4 oxygen atoms (polyatomic ion with a charge of -8)…

A: A question based on molecules that is to be accomplished.

Q: 2. Calculate E°, AG° and K at 25°C for the reaction: 4CIO; (aq) - Cl (ag) 3CIO, (ag)

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Q: Calculate the ph of 1.55 M CH3NH2. The Kb for CH3NH2= 4.4 x 10^-4

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Q: Please draw three cis and trans 1,4-dimethylcyclohexane chair conformers and rank based on most to…

A: Axial substituted alkyl group make less stable confirmation because of 1,3-diaxial interaction

Q: What is the pH of a buffer made from 0.220 mol of HCNO (Ka = 3.5 × 104) and 0.410 mol of NaCNO in…

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Q: Differentiate the Lennard-Jones 6-12 potential equation (below) with respect to r to obtain an…

A: The answers are given below

Q: Given the figure below, Which of the following statements is true? a. Blue dye is more polar than…

A: The correct answer about TLC is given below

Q: 2HCl (g)   +   I2 (s)   ⇌   2HI (g)   +   Cl2 (g)   When the reaction is at equilibrium, some…

A: Given :-  2HCl (g) +  I2 (s)  ⇌  2HI (g)  +  Cl2 (g)   To determine :-  Effect on the concentration…

Q: Given the compound: [Co(en)2(OH)2]OH, what is the three dimensional arrangement for the complex?…

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Q: Vide an en Br show the Br AIBR3

A:

Q: Agl Fe3(PO4)2 > A93PO4 Fel2 +

A: Given :-  AgI + Fe3(PO4)2 → Ag3PO4 + FeI2  To balance :-  Given equation with appropriate…

Q: If the substrate concentration is twice the KM of an enzyme. The initial velocity (Va) is going to…

A: Michaelis-Menten equation is used in enzyme catalysis reaction.  This gives relation between the…

Q: To measure the amount of nickel in some industrial waste fluid, an analytical chemist adds 0.1700M…

A: Given data,Molarity of NaOH=0.1700 MMass of sample=23.00 gMass od Ni(OH)2 produced=0.30 g

Q: A 0.5000 g sample containing NaCI (58.44 g/mol), BaCl2 (208.23 g/mol), and 11.56% by mass of…

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Q: What is the correct name for: K[Fe(NH3)2(NO2)4]? O potassium diamminetetranitroferrate(III) O…

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Q: N. H. c) Carry out the following conversion and provide mechanism. NO2 NO2 i) N. COCH3 .COOH ii) N.…

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Q: You dissolve 5.16 g of sodium bicarbonate (molar mass 84.007 g/mol) in 101 g of distilled water if…

A: Given: Mass of NaHCO3 dissolved = 5.16 g. Mass of water = 101 g. Decrease in the temperature of…

Q: For the following theoretical equation, what is the numerator and the denominator of the Ka…

A: For the following theoretical equation, what is the numerator and the denominator of the Ka…

Q: 18) In one of your experiments, you used a Grignard reaction to make a carboxylic acid. Br 1) Mg 2)…

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Q: What is mechanism of ether cleavage  Is this cleavage following SN1 or SN2 ? Give your explanation

A: Ethers show nucleophilic substitution reaction.

Q: Briefly explain how you would make the above 2.500 M solution by placing the following in the…

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Q: OH Br -> H.

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Q: what quantum mechanical principles play a role in infrared spectroscopy? What applications is…

A: The answers are given below

Q: Molecular equation: HC,H3O2 (aq) + NaOH(aq) NaC2H302 (aq) + H20q) Complete ionic equation: Net ionic…

A: Ionic equation: It is a chemical equation in which ionic compounds that can dissociate are expressed…

Q: Prelaboratory Assignment: Electrochemistry: Galvanic Cells and the Nernst Equation 1. Use the…

A: (a)-> AuCl4-(aq) + 3Fe2+(aq) ---> Au(s) + 4Cl- + 3Fe3+(aq) (b)-> Cu(s) + 2H+(aq) -->…

Q: A 1.500 g sample of iron ore, labeled A, was processed accordingly to give 0.5215 g of pure Fe2O3…

A: Given: The mass of iron (Fe) ore A is 1.500 g The mass of pure Fe2O3 in ore A is 0.5215 g The mass…

Q: Part A Determine whether HI(aq) will react spontaneously with either of metal samples below by a…

A: Given: Al3+(aq) + 3e- → Al(s)       E∘ = -1.66 VCu2+(aq) + 2e- → Cu(s)    E∘ = 0.34 V We have to…

Q: An electric current of 0.760 A flows for 54.0 seconds. Calculate the amount of electric charge…

A: The electric charge transported can be calculated as follows

Q: Draw the major product of this reaction. Ignore inorganic byproducts, methanal (H2CO) or CO2. 1. O3…

A: Given reaction is ozonolysis reaction.  Terminal Alkenes on ozonolysis gives aldehyde and methanal…

Q: Give the conjugate base of the following Brønsted-Lowry acids: (a) HIO3, (b) NH4+, (c) H2PO4- (d)…

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Q: Consider the reaction: Fe,03(s) + 3H2(9) 2Fe(s) + 3H20(g) Using standard absolute entropies at 298K,…

A: Fe2O3(s) +3 H2(g) --> 2Fe(s) + 3H2O(g) Number of moles = 2.19 mole Here may be answer slightly…

Q: How many grams of Mg3(PO4)2 are in 10.00 mL of a 2.500 M solution ?  The GFW for magnesium phosphate…

A: Given, Strength of the solution: 2.500 M Volume of the solution: 10.00 mL Molar mass of magnesium…

Q: For the complex [Pd(NO)4]Br4, what is the number of unpaired electrons in the complex based on…

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Q: The following data were collected for the reaction: 2A 4B + C Time Concentration of A Concentration…

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Q: A cube of brass, 2 cm on a side is heated until the temperature of the brass is 75°C. The cube is…

A: Given: Side of cube = 2 cm Volume of water = 100 mL Initial temperature of water = 23 oC And the…

Q: What is the molar mass of a gas if 1.31 grams of the gas in a 0.497 L flask at 281 K has a pressure…

A: Ideal gas equation: The temperature, pressure, volume, and mole of the gas are related to the ideal…

Q: КОН H2SO4 -> K2SO4 + H2O

A: When potassium hydroxide (KOH) is treated with the sulphuric acid (H2SO4) then the neutralization…

Q: Write the cell notation for an electrochemical cell consisting of an anode where Sn (s) is oxidized…

A: At anode, oxidation takes place. At cathode, reduction takes place.

Q: A buffer solution is made with 0.15 M HA (Ka = 1.0 x 10-6) and 0.15 M A-. What is the pH of the…

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Q: If x represents the molar solubility of Ba3(PO4)2, what is the correct equation for the Ksp?

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Q: 1. Which gas has the second highest average molecular speed at 400 K? а. Kr b. 02 c. SO3 d. CH4 2.…

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Q: Describe briefly the possible electronic transitions that lead to the absorption of electromagnetic…

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Q: 1. The acid dissociation constant for HBRO is 2.8 x 109. Calculate the equilibrium concentrations of…

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Q: vnich molecule contalns a Csp-Csp° bond? A B "Ме Ме Ме

A: 1. B  sp - sp3 bond  sp - 2 Sigma bond+ 2 pi bond sp3 - 4 Sigma bond  2. C  That means something sp3…

Q: Determine the Molarity of the sulfate ion in a 2 M K2SO4 solution.

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Q: using a standard 0.100 M sodium hydroxide solution to titrate 50.0 mL of a 0.100 M hydrochloric acid…

A: A question based on acid-base titration that is to be accomplished.