CH3 H2N,, НООС COCH3 A R configuration B S configuration

Q: (K for Phir 6.60 x 104 K for PhSO, - 2.53 x 10) Part 2 Feedback What is the concentration in the sol...

A: Sulphate ion is precipitate first because Less Pb2+ is required to form precipitate with sulphate io...

Q: 7. Identify nucleophile and electrophile in the following reaction. Show the curved arrow for the nu...

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Q: A 125.0-mL sample of a solution that is 2.8×10^−3M in AgNO3 is mixed with a 220.0-mL sample of a sol...

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Q: Which of the following describes molar extinction coefficient (ε)? I. ε is an intrinsic property I...

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Q: how would you prepare 25mL of a 15% dye solution beginning with a 20% stock dye solution? find mL of...

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Q: Refer to the given pair of structure, the structures are СООН СООН functional isomers B) positional ...

A: Isomers are those molecule which have same molecular formula but different structure or different bo...

Q: is sodium bicarbonate banned from olympics or ncaa? what are the ingredients in sodium bicar...

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Q: Pentyl butane Accurate 2- (1- methylethyl) Impacible Bicyclo propane Accurate Cycloethy! Impossible ...

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Q: L-OEI multiple products! Aldol reactions are reactions between two carbonyl species. f these species...

A: In aldol reaction, base takes up the alpha hydrogen which is acidic in nature and forms enolate as a...

Q: The indicated lone pair participates in aromaticity. H. O True False

A: "N of NH is sp2 hybridized and its lone pair of electron takes part in conjugation." 

Q: MgBr 1. (in THF) 2. H* (dilute) O the carbonyl oxygen is protonated first by an acid O the Grignard ...

A: Grignard reagent react with carbonyl compound for new carbon-carbon bond .

Q: Determine the isomeric form exhibited by structure provide. HN- A E double bond Z double bond

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Q: 2(8), 2(8) N,O;(g) → 2 NO,(g) + ¿ O2(g) ¿0g]/10-² M [NO,]/10-2 M [0,]/10-² M 1.24 0.92 0.64 0.16 0.6...

A: Calculate the concentration at 70 min....

Q: Methyl isocyanate, shown as resonance structure 1, can also be represented by other resonance struct...

A: Resonance structure:If the Lewis structure of a molecule or ion cannot explain by a single structure...

Q: What do you call a process in atomic spectroscopy in which the sample is volatilized and decomposed ...

A: Correct option: B Atomization Explanation:  1) Atomic spectroscopy is used to the determination of e...

Q: What is the pH of a solution with hydroxide ion concentration

A:   pH = - log[H+]    At 25° C [H+]  [OH-] = 10-14  Given that [OH-] = 0.0076 M [H+] (0.0076 M) = 10-1...

Q: 6. A student titrates 3 samples of KHP. The experimental data collected is shown below. Titration # ...

A: The solution is as follows:  

Q: Consider the following reaction at equilibrium. What will happen if the pressure increased ? 4FES2(s...

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Q: Would someone be able to draw the pictures of primary, secondary, and tertiary radicals for regular ...

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Q: Identify the proper form of the equilibrium-constant expression for the equation N2 (g) + O2 (g) = 2...

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Q: Consider the equilibrium system described by the chemical reaction below. At equilibrium, a 6.5 L re...

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Q: 1.If you started with 0.325 g. of copper wire, how many grams of copper (II) hydroxide could be prod...

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Q: DIBALH -78 °C 1. LIAIH4 N. 2. Нзо* ZI

A: LiAlH4 is strong reducing agent 

Q: Monomer-dimer formation can affect the absorbance measurements using Beer’s law, it is an example of...

A: The Beer's Law for absorbance is A = ∈c l where A is the absorbance ∈ is molar absorption coefficien...

Q: Part A Determine the activation barrier for the reaction. Express your answer in units of kilojoules...

A: Given data :  1. Rate constant K1 = 1.26 × 10-4 s-1  2. K2 = 0.226 s-1  3. Temperature T1 = 27oC    ...

Q: Transferrin is an iron-transport protein found in blood. Desferrioxamine B is an iron chelator used ...

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Q: A metal erystallizes in a face-centered cubic lattice. The radius of the atom is 196 pm and the dens...

A: Given that radius of the atom = 196 pm

Q: Which box contains a heterocyclic ring?

A: Homocyclic ring which is contains all are same elements.  In organic compounds the cyclic ring is fo...

Q: QUESTION 1 The fraction of bound sites: 0 = [L]([L] + Kd) Myoglobin (Mb) is 0.75 saturated at pO2 of...

A: Lets understand theory part of this question.  

Q: 1. NaOH, д 2. H* CH3OH HO, 1, 2 еq CHзMgBr H30* 2. Hо* NaBH4 C

A: Generally NaBH4 doesn't react with esters in case of methyl ester it give partially amount of produc...

Q: Which of the following correctly describes the known mechanism of the Diels-Alder reaction? Select o...

A: Pericyclic reactions are proceeds by a cyclic shift of electrons by a single-step reaction (concerte...

Q: E 00 Ili %24 3. When 0.126 mol of carbon is burned in a closed vessel with 9.39 g of oxygen, how man...

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Q: 1. a. What is the pH of a solution prepared by adding 25.0 mL of 0.10 M acetic acid (Ka = 1.8 x 105)...

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Q: For the reaction X(g) + 2Y(g) = 3Z(g) Kp = 2.08x10-2 at a temperature of 325 °C . Calculate the valu...

A: Given reaction: X (g) + 2Y (g) ⇌ 3Z (g) Given, Kp = 2.08×10-2 at 325 ∘C We have to find the value of...

Q: A five-fold dilution was performed on a standard solution. The diluted solution will have a higher _...

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Q: Circle the compound that would have the lowest energy at its most stable conformation and box the co...

A: We have to circle the compound would have the lowest energy at its most stable confirmation as follo...

Q: 4 Al (S) + 302(g) 2AI2O3(s) How many grams of Al203 can be formed from 81.34 g of Al and 22.49 g of ...

A: Given :-  4Al(s) + 3O2(g) → 2Al2O3  mass of Al = 81.34 g  mass of O2 = 22.49 g  To calculate :-  mas...

Q: Which of the following describes molar extinction coefficient (ε)? I. ε is an intrinsic property I...

A: The formula is as :-  A = ∈c l 

Q: A sample of 25.0 g of potassium chloride (KCl) is dissolved in 100.0 g of water. What is the percent...

A: • The values provided the question are:-  i) Mass of KCl (solute) = 25.0 g  ii) Mass of H2O (solvent...

Q: Question 14 Which of the following statements DOES NOT describe the real limitation of Beer's Law? O...

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Q: What is the reason for the stoke shift for a fluorophore ? Please shortly answer at your own words. ...

A: Stokes is the energy difference between absorption and emission in cm-1.

Q: Why do chemist use models of atoms and molecules?

A: We are to discuss why models of atoms and molecules are used by chemists.

Q: A student follows the Determining the Rate Law for the Crystal Violet-Hydroxide Ion Reaction procedu...

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Q: What process is involved in #1? Singlet excited states Triplet excited state T, 5

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Q: the equilibrium constant for t

A: Equilibrium constant is defined as a constant which explains the relationship between the concentrat...

Q: how would you prepare 9 liters of a 50% dye solution beginning with a 60% stock dye solution?

A: Given :-  Initial concentration or concentration of stock solution = 60%  Final concentration or con...

Q: A[A] 스[B] rate = - At At Which of the following reactions is consistent with the rate equation above...

A: rate = -∆[A] / ∆t = ∆[B] / dt  The reaction which belongs to this rate = ? 

Q: The pkb values for the dibasic base B are pkb1=2.10 and pkb2=7.58. Calculate the pH at each of the p...

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Q: Which of the structures shown below is the correct peptide bond formed from Serine + Alanine? (A) NH...

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Q: Which process in the diagram below shows phosphorescence? Singlet excited states Triplet excited sta...

A: Phophorescence is a emmision of light,this a spin forbidin process that is this is happening between...