1. Ethylamine (C2H5NH2) has a Kɓ value of 5.6 × 10-4 at 25°C. Calculate the pH of a solution where 90.0 grams of ethylamine has been dissolved in 2.0 L of water.

Q: 570.0 mL of 0.4820 M CaCl2 is combined with 182.0 mL of aqueous 219.40 mM LICI. What is the chloride…

A: The objective of this question is to find the concentration of chloride ions in the resulting…

Q: Please correct answer and don't use hend raiting

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Q: HO Ph Ph ·OH Ph toluene 140 °C Rhz(esp)2 Ν Ph (0.1 mol%) DCM Ν Ph Ph 1b 5a 6a 47% (over 2 steps)

A: The objective of the question is to understand the process of converting HO Ph Ph ·OH Ph to 1b 5a 6a…

Q: Consider the following data on some weak acids and weak bases: acid Ka formula name name 8…

A: First two is acid and second two is base. So obviously HF and HClO will have lowest PH compared to…

Q: Consider the reaction below that has a Keq of 7.55.10^-2. 3.1 mol of A and 8.2 mol of B are added to…

A: The reaction is :A + 2B <=> CKeq = 7.55*10-23.1 mol of A8.2 mol of BV = 7 L

Q: Calculate the pH of a sulfuric acid (H2SO4, Ka HSO4 = 1.2 x 10-2) solution that has a concentration…

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Q: We have seen that the alpha carbon atom of an enamine can function as a nucleophile in a Michael…

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Q: 27.45mLs of 0.250M lead (II) nitrate is reacted with 22.76mLs of 0.450M sodium iodide. How many…

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Q: Please fix part 2 and 3 only

A: Step 1: Acylium ion intermediate(i) AlCl3 is Lewis acid and it has ability to accept lone pair of…

Q: of 6 First 15 g addition Second 15 g addition Third 15 g Fourth 15 g addition addition Total volume…

A: Volume and mass of unknown metal is given for four samples for per 15 g addition

Q: der these chemical species by increasing pH of an 0.1 M aqueous solution of each. That is, imagine…

A: In a 0.1 M aqueous solution, the objective is to arrange the chemical species by raising pH. We'll…

Q: What is the major organic product obtained from the following reaction? OH 01 OCHS 1.DIBALH 2. H₂O 3…

A: Diisobutylaluminum hydride (DIBAL-H) is a strong reducing agent commonly used in organic synthesis…

Q: 11. What is the most likely electron configuration for a sodium ion in its ground state? a. 1S22S²…

A: Electronic configuration refers to the arrangement of electrons within an atom or molecule. It…

Q: CH21/23) [Review Topics] [References] Draw structures for the carbonyl electrophile and enolate…

A: Mechanism:

Q: Only typed solution

A: The objective of the question is to find the best value of 'a' that approximates the ground state…

Q: MeMgl ArCN Et₂O/C6H6 HN Ar NaBH3CN, ACOH H₂N Ar 8 6 Scheme 4: Preparation of [(9-anthryl)alkyl]- and…

A: To draw the mechanism for the addition of grignard reagent to arylnitrile to produce imineTo draw…

Q: Draw an alkyl halide that would undergo an SN2 reaction to yield this product under the conditions…

A: Step 1:As we know that in SN2 reaction, there occurs nucleophilic attack from back side,at the…

Q: Fix the arrows for me

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Q: Ilustrate the mechanism of the oxidation of 1-hexanol with Jones Reagent (H2CrO4). Please show how…

A: Approach to solving the question: Detailed explanation: Examples: Key references:

Q: please help me draw and understand which is the enantiomer of this product

A: For the given product, the enantiomer is drawn below, which should be a mirror image of the parent…

Q: == O Acids and Bases Calculating the composition of a buffer of a given pH 0/5 10 A chemistry…

A: Buffers are solutions that can resist the change in the pH of the solution when acid or a base is…

Q: None

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Q: Pls help me solve the following question and explain it making sure its correct!!

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Q: This reaction is an example of conjugate addition of a nucleophile to an a,ß-unsaturated carbonyl. 0…

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Q: 9 This polymer is composed of 2 monomer units: an acid chloride and an amine. In the box below, draw…

A: Thank you.

Q: Please help me with the following question, explain check that is correct, thank you sm!

A: Approach to solving the question:Please see attached photos for detailed solutions. Thank you.…

Q: In the reaction FeCl 3 (s) + H2 (g) → 3HCI (g) + Fe (s), Cl acts as a reducing agent neither a…

A: The objective of the question is to determine whether Chlorine (Cl) acts as a reducing agent, an…

Q: 1. Draw the mechanism and products for the following synthetic sequence. 1) TMSCI, Et N Br 2) Mg 3)…

A: Step 1:This reaction grignard reaction,as we know that alcohol readily react with grignard reagent…

Q: Mercury(II) forms a 1:1 complex with triphenyltetrazolium chloride that exhibits an absorption…

A: Step 1: Step 2: Step 3: Step 4:

Q: When a 0.013 M aqueous solution of a certain acid is prepared, the acid is 0.73% dissociated.…

A: To calculate the acid dissociation constant (Ka), we can use the equation for percent…

Q: (CH21/23) [References] Draw the structure of the major organic product(s) of the reaction. H₂C 1. 2…

A: An arrow always depicts from a region of high electron density to low electron density ; that is…

Q: i Draw the missing curved arrow notation. 120 ད Cz + :CI: H-CI: H C N O S F P P Cl Br I

A: Step 1:This reaction is the friedel craft alkylation reactin of aromatic compound.This reaction…

Q: What is the pH of 55 g of Mg(OH )2 (Ksp = 5.61 * 10^-12) dissolved in 1.2L of water?

A: The objective of this question is to calculate the pH of a solution of Mg(OH)2 in water. The pH of a…

Q: A current of 21.0 mA is maintained in a single circular loop of 1.40 m circumference. A magnetic…

A: The objective of the question is to calculate the magnetic moment of the loop and the magnitude of…

Q: Show work, thank you!

A: Steps: 1)Write the Solubility Product Expression: For nickel carbonate (NiCO₃), the solubility…

Q: None

A: Step 1:Acetal formationAcetals are generally formed during the interaction of a carbonyl bond (C=O)…

Q: 1) Draw the complete electron-pushing arrow mechanism for the following reductions. Explain, using…

A: The given reactions are examples of birch reduction reactions.It is electron an transfer reaction.

Q: Please fix the arrows for me

A: Organic reactions can be defined as the reactions in which organic reactants react with each other…

Q: Solid BaF2 is added to room temperature water and allowed to dissolve and saturate that water. Under…

A: Ksp of BaF2 = 1.70*10-6 Ka of HF = 0.000700

Q: Payalben

A: Step 1:This reaction is partial reduction of alkyne,as we see that the final product is trans alkene…

Q: Label the chiral center ( R or S) , then draw the structures enantiomer.

A: As shown, the configuration of the chiral centers in the given compound was R and R. An enantiomer…

Q: Write the complete electron configuration of copper. Write the noble gas configuration of the copper…

A: 1]Electronic Configuration:The electronic configuration of an atom or ion is a representation of how…

Q: ivatives: Nucleophilic Acyl Substitution Reactions - EOC [References] From the table of available…

A: To covert butanoic acid to nitrile, we can use reagents g and h. First, we can react butanoic acid…

Q: Hydrogen iodide decomposes slowly to H2 and 12 at 600 K. The reaction is second order in HI and the…

A: The objective of this question is to calculate the half-life of a second order reaction,…

Q: Draw the structure

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Q: 2. Use the Woodward Hoffmann rule {Σ(4q+2)s + (4r)a} to show that the Cope thermally allowed…

A: The objective of the question is to determine whether the Cope reaction is thermally allowed using…

Q: Sodium hydrogen carbonate (NaHCO3), also known as sodium bicarbonate or "baking soda", can be used…

A: Answer:For any specie, its number of moles in a solution is always equal to the product of its molar…

Q: Br Br H Br H H. H H Provide any missing charges, bonds, and/or electrons. Draw one curved arrow to…

A: The objective of this question is to draw the missing charges, bonds, and or electrons in the given…

Q: (c) [5 pts] Sketch a graph of the entropy of the van der Waals gas and the entropy of the perfect…

A: The objective of the question is to understand the behavior of entropy for both van der Waals gas…

Q: How would you prepare the following compound using either an acetoacetic ester synthesis or a…

A: The objective of this question is to provide the preparation method for the given reaction through…