Secondary amines selectively exhibit nucleophilic addition to the carbonyl group of an alpha-beta unsaturated ketone compound. O True O False

Q: Part A A new potential heart medicine, code-named X-281, is being tested by a pharmaceutical…

A: Given,  The molarity of X-281 = 0.080 M.  The pH of the solution = 2.70. The pKa  of the solution is…

Q: Fer tate ne "S PES sphate D.1 M HEPES 0.01 M HEPES 0.1M Bicine 0.1 M Acetate Buffer chemical form…

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Q: H O NH H₂C 1) base 2) H₂ CH₂ 3) NaOH, H₂O CH3 CH₂ Br cat H CHỊCHÍNH, H/Ni base

A: Reaction  mechanism of following  reaction  are explain are as follow.

Q: 1. KMnO4 NaOH, H₂O, 2. H₂O* 1. KMnO4 NaOH, H₂O, A 2. H₂O* 1. KMnO4 NaOH, H₂O, A 2. H₂O* 1. NaOH, ₂…

A: Alkene is oxidized by alkaline(NaOH) KMnO4 and H3O+ to form 1,2-diol in absence of heat.  In…

Q: Which aqueous solution has the greatest osmotic pressure? O 0.60 M NaCl 00.80 M glucose 00.30 M…

A: Here we are required to aqueous solution having greatest osmotic  pressure.

Q: The reaction N₂O, 2 NO₂ is allowed to reach equilibrium in a chloroform solution at 25 °C. The…

A: Equilibrium constant is determined are as follow.

Q: 4. Which of the following reagents w 3-methylpentane? A) 1 mole of Br2 in CCl4 B) 2 moles of Cl2 in…

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Q: Each of the following molecules has one additional resonance form. Draw the additional resonance…

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Q: Analyze the 13C-NMR spectrum of C8H9NO given below and draw the structure of the compound.

A: Double bond equivalent of C8H9NO is 5 so it is aromatic compound and as per given 13C data most…

Q: 3. Fill in the missing reagents for the following reactions. Circle all chiral molecules 24.KIS…

A: Since you have asked multiple questions, we will solve first question for you. For remaining…

Q: is the standard free energy change for the ionization of ethanolamine, if its kb is

A: Given,  Kb = 3.20 ×10-5 Relationship between Kb and □G° □G° = - RT × ln(Kb)

Q: OH

A: the reagents necessary to carry out the following conversion

Q: Gallium has a density of 5.9 g/mL. How much mass do 54.2 mL of Gallium have? 319.78 g 319.8 g 320 g…

A: •Given :-density of gallium=5.9 gm/ml                Volume=54.2 ml   • As we know density formula…

Q: . The proposed reaction mechanism is as follows: i. BrO3- (aq) + H+ (aq) à HBrO3 (aq) [Fast] ii.…

A: On addition of these reactions we get:- BrO3 -+5Br-+6H+ -----> 3Br2+3H2O Slowest step is rate…

Q: For the following reaction: xperiments indicate that the rate law is S208² +3 12 SO4²- + 13- rate =…

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Q: 8. What is the major or 2 equivalents of HBr? A) 2,3-dibromohept-1-em B) 2,3-dibromohept-2-en C)…

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Q: 7) Which of the following pairs of spec are the major products formed by alpha-cleavage of…

A: Ans: A)1 1 pair of species are the major products formed by alpha cleavage of pentan-2-one .

Q: 25L bag was filled with air, a 10uL sample was then injected into the bag to make 50ppmv vapor…

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Q: Define what volumetric solution and end point is.

A: Volumetric solution and end points are well known terms in analytical titration.

Q: How would you make НО. 8 -NH₂

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Q: (R)-2-methylbutan -1- ol (structure shown on the right )is an optically active compound that has a…

A: Here the specific rotation of (R)-2-methylbutan-1-ol is +5.75° at 20°C. We have to determine…

Q: Which reaction has the largest AS? □ N₂(g) + 3H₂(g) → 2NH3(9) □ 2NO(g) →→→ N₂O2(g) □ 2N₂H4(g) →→→…

A: We have to tell among the given reaction which one has the largest ∆S.

Q: Chemistry curved arrow mechanism

A: Alcohol reacts with phosphorus trichloride (PCl3) to form alkyl chloride.

Q: What is Analyte and Titrant? Explain each in 3-5 sentences.

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Q: What would the pH be after addition of 19.15 mL of 0.1000 M NaOH to 25.00 mL of 0.1000 HA (a weak…

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Q: D lai 21 AICI 3 A

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Q: . Draw the cell diagrams for each of the redox reactions given below. You may use platinum as an…

A: As per the bartleby expert guidelines, I am allowed to answer first three parts of a question.…

Q: What is the cell voltage for the following cell? 3Cu2+ (aq) + 2Fe(s) → 3Cu(s) + 2Fe³+ (aq) AGO =…

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Q: For the polyprotic acid H3PO4, how many equivalents of OH- must be added to reach the 3rd pKa? A. 1…

A: Phosphoric acid H3PO4 is a polyprotic acid . It has three ionizable hydrogen H atoms . So, there…

Q: An IV bag containing 500 mL milliliters is infused over 4 hours. Calculate the drip rate if a…

A: Here given that,  Volume of IV bag = 500 mL  drop factor  = 10 drops /mL time = 4 hours  = 4 × 60…

Q: At equilibrium, the pressures are 3.9 atm for CO2, 1.9 atm for H2, 0.2 atm for CO, and 3.5 atm for…

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Q: (5 pt) Draw a reasonable curved-arrow mechanism for the reaction below converting the starting…

A: In the reaction, the substrate contains two aldehyde groups and is subjected to hydrolysis in…

Q: Determine the molarities of the following solutions: a) 150 g of sucrose (C12H22O12) are dissolved…

A: Molarity is difine as ratio of no mole of solute dissolved in in 1 litter solvent. Molarity = no…

Q: Draw the structure(s) of all alkane(s) that have 3-6 carbons and does not have secondary or tertiary…

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Q: A C **||||| сусо B CI.... C D C.... E

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Q: (a) Write balanced chemical, total ionic, and net ionic equations for the reaction between NaOH(aq)…

A: According to the bartleby guidelines for multipart questions, I can solve only first three…

Q: A marine biologist is preparing a deep-sea submersible for a dive. The sub stores breathing air…

A: •Here given that spherical tank is 80 cm wide means diameter of tank is 80 cm,so radius of tank is:-…

Q: Arsenic in a 1.22 g sample of a pesticide was converted to AsO4^3- by chemical treatment. The ion…

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Q: 33. What is the hydroxide concentration of a 3.33 x 10-³ M hydrochloric acid solution? a. 3.00 x…

A: pH : it can define as the negative logarithm of H+ or H3O+ ion concentration. pH = -log[H+] When pH…

Q: Which substance is the limiting reactant when 4.0 g of sulfur reacts with 6.0 g of oxygen and 8.0 g…

A: Given Chemical Reaction: 2S + 3 O2 + 4KOH -----> 2K2SO4 + 2H2O moles  of S = mass / Molar Mass…

Q: Question 24 In answering the questions below you will not be able to use subscripts. Thus CO2 would…

A: #Q.24: #Part-1: The cation is Z+1, and the anion is A3-.

Q: ? Modify the given carbon skeleton to draw the major product(s). If a racemic mixture of enantiomers…

A: Given incomplete reaction is :  Modify the given carbon skeleton to draw the major product. If a…

Q: 2.0 M Br2, 2.0 M Cl2 and 3.0 M BrCl are added to a sealed container at 300 K and react according to…

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Q: Using only the periodic table arrange the following elements in order of increasing atomic radius:…

A: Here we are required to arrange the element in the increasing order of atomic size.

Q: Q3. This question is about the pH of several solutions. Give all values of pH to 2 decimal places.…

A: PH  of solution determines the nature of solution whether it is acid or basic solution. The acidic…

Q: 17. There are several types of enzyme regulators that act as either positive or negative controls.…

A: We are to find out which kind of regulator is shown in the figure, positive or negative.

Q: Suggest reagents suitable for carrying out each step in the following synthetic sequence. Br O÷X÷X…

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Q: s + ve H O₂N OCH 3 B(OH)2 CI NO₂ + HN 1. -CI 2. H₂O cat. HCI NaOEt , AICI, Pd(PPh 3)4 KOH

A: Here we have to write the major product formed in the following given reactions.  By writing the…

Q: Calculate the amount of: a) Glucose, in grams, that must be dissolved in water to obtain 75 ml of a…

A: We have to Calculate the amount Glucose dissolved in water to obtain 75 ml of a 0.350 M solution and…

Q: Statistical Thermodynamics show that this relation is valid! Derivation how to get this equation!…

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