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Q: How can you use 1H NMR to determine if you synthesized a cis or trans alkene? O Look at the chemical…

A: NMR is branch of chemistry in which we deal with shielding and deshielding effect on protons by…

Q: Given the reaction: Br2(g) + Cl2(g) → 2BrCl(g) ; K = 7.20 Calculate the equilibrium concentration of…

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Q: Activated complex 2. According to the diagram, which of the following is Activeted complex correct?…

A: According to the diagram given the average energy of the reactants is less than the energy of the…

Q: Why does a solid form at the interface of the two solutions?   PROCEDURE Synthesis of Nylon In a…

A: Given that, the synthesis of Nylon-6,10. We have to tell why the solid polymer formed at the…

Q: Br2 ? hv

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Q: mL of HBr

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Q: Calculate the pH when 20.0 mL of 0.150 M KOH is mixed with 25.0 mL of 0.300 M HBrO (Ka = 2.5 × 10⁻⁹)

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Q: How long must a current of 2.15 A be applied to 35.0 mL of a 0.247 M AICI3 solution in order to…

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Q: Quation -2 4.00 Le Ne and3.00Lf He, sodh at 298 K ond 2:00 atm, cuove mìxud isothemally ond…

A: Given data Temperature of gas : T=298 K Pressure of gas : P=2 atm Volume of Ne (Gas 1) : 4.00 L…

Q: What is the oxidation number of manganese in KMnO4? 0 +3 -2 +7

A: Answer: Oxidation number of an element in a compound or ion is the charge it carries over it.

Q: Draw the major product of this Claisen condensation reaction. Ignore inorganic byproducts. +

A: In Claisen condensation reaction ,there is condensation of esters.

Q: ution is formed by dissolving 25.0 g of NaC is the mass of solution? 25.0 g 750.0g 775.0 g

A: Given, Mass of solute (NaCl) = 25.0 g Mass of solvent (H2O ) = 750 g Mass of solution = mass of…

Q: QUESTION 9. Human lungs can absorb 8 gm 0, per hour by respiration. If all oxygen atoms are…

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Q: Determine the concentration of a 50.00 mL HCl solution if it was titrated to endpoint by using 75.21…

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Q: Calculate the Enthalpy of change in Kj/mol and % difference in the neutralization reaction below:…

A: Given neutralization reaction:

Q: The Claisen condensation converts two molecules of an ester into a ß-keto ester. The reaction starts…

A: Claisen condensation reaction takes place between two ester molecules when treated with a strong…

Q: Q.5. What substance is present if the FeCl, test gives a purpie color? Which sample is the most…

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Q: 5. Calculate AS° values for the following reactions by using tabulated S° values from Appendix C. In…

A: 5.  (a) HNO3(g) + NH3(g) ---> NH4NO3(s)  The entropy value S° given are -  S°(HNO3) = 266.4 J/K…

Q: The concentration of NO3- in a water sample is determined by a one-point standard addition using a…

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Q: Determine the pH of a buffer formed by dissolving 21.5 g HC,H;O2 and 37.7 g of NaC,H;O2 in 200.0 mL…

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Q: Structure Name Classification NH2 A) B) H'N C) D) H NH2 E) F) G) H) 'NH 'N' I) J) NH H

A: Detail description is given below

Q: How many moles of NH, gas form when 32.4 Lof H, gas completely reacts at STP according to the…

A: Given-> Volume of H2 = 32.4 L At STP-> T = 273 K P= 1atm -> volume of 1 mole ideal gas =…

Q: 2. A 7.35 g sample of quinone (C6H4O2) is burned in a bomb calorimeter whose total heat capacity is…

A: 2. Given that, 7.35 g of sample of quinone (C6H4O2) is burned in a bomb calorimeter. The heat…

Q: Q.5. What substance is present if the FeCl, test gives a purple color? Which sample is the most…

A: Phenol substance is present when FeCl3 test gives a purple color. Reaction is occurring as :…

Q: Question 4: Hydrazoic acid (HN3) is volatile and highly toxic. It has a pungent smell and its vapor…

A: Given: Target is to produce 30 Kg of hydrazoic acid. Percentage of nitrogen in air = 77 % Weight of…

Q: A chemist titrates 240.0 mL of a 0.0766M ethylamine (C,H,NH, solution with 0.3238M HBr solution at…

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Q: Question 10 A solution is formed by dissolving 25.0 g of NaCl in 750.0 grams of H20. What is the…

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Q: What is the entropy when 1.78 moles of CCI,F2 vaporize at 25°C? [AH(vap) = 17.2 kJ/mol at 25°C] 13…

A: ∆S° = ∆H°/T  This is the formula used to calculate the entropy change.

Q: 1. The relationship between volume and pressure. 2. A gas law that is mathematically expressed as P…

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Q: 12. An 1855 grams sample of water, initially at 28.6°C, was heated under a pressure of 760 Torr to…

A: Here we are required to find the amount of heat needed for water of mass 1855 g initially at 28.60C…

Q: a) What are the important parameters for the eluent selection in Gel Permeation Chromotography…

A: Gel Permeation Chromatography is a size exclusion chromatography which separates molecules based on…

Q: 7. The standard free-energy change (in terms of net ATP production) when glucose is converted to 6…

A: When glucose is converted to Carbon Dioxide and water the net ATP production is 30 molecules of ATP…

Q: 8. The rate of reaction of the hydrogenation of ethene with hydrogen bromide gas is being studied by…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: A capillary of 10 cm long is introduced into a beaker containing hydrochloric acid at 25 C. Upon…

A: Given: Height of capillary tube = 10 cm Upon dipping 1 cm in beaker of HCL, rise = 8 cm in capillary…

Q: Imagine an altermate universe where the value of the Planck constant is 6.62607 x 10 J-s. In that…

A: Given,  Value of Planck constant = h = 6.62607 x 10-40 J.s

Q: Weak Acid + Strong Base 15.00 mL of a 0.750 M solution of cyanic acid, HCNO, was titrated with a…

A: Given,  [HCNO] = 0.750 M  Volume of HCNO = 15.00 mL  [NaOH] = 0.375 M  Acid dissociation constant of…

Q: QUESTION 9. Human lungs can absorb 8 gm 0, per hour by respiration. If all oxygen atoms are…

A:

Q: 5. Which is true about the function 5sin(5x) and the operator d?/dx2? a. The function 5sin(5x) is an…

A: Note: As per our company guideline we can answer only one question. Kindly repost the question…

Q: What products would be possible for the following reactions: 6) HBr ???

A: The reaction given is,

Q: SH

A: Thiol  acts as nucleophile and it react with alkyl halide to give corresponding thioethers.

Q: Which of the following reactions will be faster and why? H20 HBr Br Br

A: Both reactions pass through SN1 pathway . Reaction rate can be explained using stability of…

Q: H2, Pd R `OOH 1. Оз 2. (CH3)2S Na, NH3 РСС HO

A: We have to give the major products of the given reactions.

Q: 1. The endpoint of the titration is overshot! Does this technique error result in an increase, a…

A: The solution of the given question is

Q: Q.5. What substance is present if the FeCl, test gives a purple color? Which sample is the most…

A: Phenol substance is present than FeCl3 test gives a purple color.  The reaction proceeds as :…

Q: What volume of 1.772 M BaCl2 is needed to obtain 123 g of BaCl2?

A: BaCl2 = Barium Chloride Molecular weight of BaCl2  = Atomic wt of Ba + Cl x 2…

Q: Reaction Kp = [Pb2[Cr? = 1.6 x 105 • PbCl>(s) 2 Pb²*(aq) + 2 CF(aq) Fe(OH)2(3) = Fe"(aq) + 2 OH(aq)…

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Q: 11. Which of the following sequences is correct in terms of increasing the speed of sound? A.…

A: 11. The speed of sound varies as the square root of the ratio of the "elastic properties" or "bulk…

Q: Calculate AG° and K at 25°C for the reactions. a. 7H20 + 2 Cr3++3Cl, — Сr20,2- + 6 CI + 14H* €— 0.03…

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Q: Draw the esterification reaction of 2-chlorobutanoic acid and heptan-2-ol

A: Carboxylic acid reacts with alcohol in the presence of acid or base catalyst to form an ester. The…

Q: Maxwell presented by Macmillan Learni Complete the mechanism for the decarboxylation given by adding…

A: The mechanism of decarboxylation is given below

Photochemistry

Photochemistry is the part of chemistry that studies the various mechanisms of reactions that are triggered by the presence of light energy. It also helps to study the changes involved in a molecule that can undergo the absorption of radiation.