Consider the substitution reaction shown below. By what mechanism will the reaction proceed? NaCN Br DMSO There is not enough information to tell. Free radical reaction SN1 O SN2

Q: A diprotic acid, H₂A, has Ka1 = 3.4 × 10⁻⁴ and Ka2 = 6.7 × 10⁻⁹. What is the pH of a 0.23 M solution...

A: The PH of diprotic acid can be calculated as follows

Q: I. Observing pH Changes in Water and Buffer Solutions upon Addition of HCI and NaOH Solutions soluti...

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Q: Calculate the pH of a 0.87 M methylamine solution.

A: pH of solution is defined as negative logarithm of hydrogen ions. 

Q: 2. A 1000 cc flask is filled with 4.00 grams of hydrogen gas and 8.27 ounces of bromine gas at 448°C...

A: A 1000 cc flask is filled with 4.00 g of hydrogen gas and 8.27 ounces of bromine gas at 448◦ C. The ...

Q: Br

A: -->Functional group is ketone.  

Q: Compound A is an alcohol that undergoes oxidation to produce compound B. Compound B is a ketone that...

A:

Q: Assign the correct stereochemical description to the chiral center in this molecule: CH,CH3 "Н H;C B...

A: Every chiral carbon has specific configuration.these configuration are either R or S.  

Q: For the reactions below write out the overall reaction and the equilibrium constant expressions for ...

A: Chemical equilibrium is defined as the stage at which both reactant and product are in equilibrium. 

Q: Data is collected for the gas phase reaction 2 A + B + 3 C → Products at 470 K. If the reaction is z...

A: Reaction:  2 A + B + 3 C → Products   reaction is zero order in A reaction is second order in B reac...

Q: Calculate the pH of a 0.31 M sodium formate solution (HCOONa).   Kb for HCOO− = 5.9 × 10−11

A: Given :-  [HCOONa] = 0.31 M  Kb for HCOO- = 5.9 × 10−11  To calculate :-  pH of solution 

Q: Fill up the empty boxes with the correct chemical structures.

A: Interpretation- We have to fill the empty boxes with the correct chemical structures -      Introduc...

Q: How much heat is removed from the condensation of water at 25 °C? Given: S° H2O (1) = 69.9 J/mol·K a...

A: In condensation gas become liquid ∆S = Sproduct - Sreactant  ∆S =  69.9 J/ mol K - 188.7 J/ mol K ∆S...

Q: An electron in a hydrogen atom is excited from the n = 1 ground state to the n = 4 excited state. Cl...

A:

Q: Be sure to answer all parts. The reaction 2A B is second order with a rate constant of 51.0/M-min at...

A: Using summary of second order kinetic in chemical kinetics.

Q: Part B If the volume of the original sample in Part A(P = 412 torr , V1 = 10.0 L ) changes to 64.0 L...

A: Given, Initially Pressure (P1) = 412 torr  Volume (V1) = 10.0 L Later Pressure (P2) = ? Volume (V2) ...

Q: What volume of a 0.470M HCl reacted with enough Zn metal to produce 1.50 g ZnC12 based on the follow...

A: Given mass of ZnCl2 = 1.50 gram Molar mass of ZnCl2 = 136.39 g/mol  

Q: Galvanic Ecell vut s Anode Reduction potrntial Voits Cathode (u/s) -Znrs): Fecss- Zncoi

A: 1) Cu-Zn                    Cell Reaction : Zn(s)+Cu2+(1.0 M)→Zn2+(1.0 M)+Cu(s)                     ...

Q: What is the enantiomeric excess (ee) of a mixture of enantiomers that is 45% the (-)-isomer and 55% ...

A: Given- + isomer is 55% - isomer is 45%

Q: Calculate for the theoretical and percent yield. Please show detailed calculations

A: To Calculate for the theoretical and percent yield.,

Q: What is the pH of the solution obtained by mixing 65.00 mL of 0.220 MM HCl and 60.00 mL of 0.125 ...

A:

Q: A solution of HCN was prepared in 2.5 L of water.  The pH of this solution at 25°C was determined to...

A: We have to calculate the moles of HCN.  

Q: for hypochlorous acid, HClO, is 3.0×10-8. Calculate the pH after 40.0 mL of 0.100 M NaOH have been a...

A: Ka(HClO) = 3.0 × 10^-8 Volume of NaOH = 40.0 ml Molarity of NaOH = 0.100 M Volume of HClO = 40.0ml M...

Q: excess reactant

A:

Q: . For the following consecutive first order reactions K =2.0s- K =2.0s →Y the time (in seconds) requ...

A: Here it is given a first order consecutive  reaction.we will find the time required for Y to reach i...

Q: The equilibrium constant K, for the reaction HCN(aq) =H*(aq) + CN (aq) is 4.9 x 10-10 at 25 °C. Calc...

A: The equilibrium concentration can be calculated as follows

Q: Isobutyric acid has a 5 in H2O solvent 1/3 of its solubility is diethyl ether. Imagine 4.0 g of 1BA ...

A:

Q: Calculate the mass of 0.11 moles of Cu(NO3)2. grams Give your answer to 2 decimal spaces.

A: Given that , No. Of moles of Cu(NO3)2 = 0.11 moles   

Q: For a precipitation reaction to be useful in a gravimetric analysis, the product of the reaction mus...

A: Gravimetric analysis is a method of quantitative chemical analysis in which the constituent  is conv...

Q: Classify the relationship between the two structures shown below: and Br Br Br Br Identical Enantiom...

A: Isomer are compounds which have same empirical formula If configuration are same at every carbon cen...

Q: The internuclear distance between two closest Kr atoms in solid krypton is about 4.0 Å. The polariza...

A: We have find out boiling point of Krypton.

Q: Calculate the most probable radius, rmp, at which an electron will be found when it occupies a 1s or...

A:

Q: When 6 g of granulated Zn is added to a solution of 2 M HCl in a beaker at room temperature, hydroge...

A: When 6 g of granulated Zn is added to a solution of 2 M HCl in a beaker at room temperature, hydroge...

Q: Evaluate the mean radius of a 3s orbital by integration.

A: To evaluate: mean radius of a 3s orbital by integration 

Q: Give clear handwritten final major product only

A:

Q: Reaction Rates acetone 12 HCI Run 1 3.74x10 L mol1 0.320 M 0.0000960 M 0.0800 M sec 1 Run 2 7.33x10'...

A: The formula used is :-  r1r2= k[A]1a[B]1bK[A]2a[B]2b

Q: Complete the following reaction by drawing the structure of the major product(s) expected.

A: The given reaction is of oxidation of alkene to alcohol in presence of water and H2SO4.  

Q: Answer the following questions: 1. Why do liquids assume different shapes on the surface of the wax...

A: As per the guideline, since you have asked multiple questions, we have solved the first question for...

Q: Which of the following glycosidic linkage is found in maltose? *   A. Glucose (a1-2B) Fructose B. Gl...

A: Glycosidic linkage is the linkage between two monosaccharide units through oxygen atoms with the los...

Q: IH NMR spectrum of methyl-m-nitrobenzoate 'H nmr, 8: 8.86 (t, IH), 842(dd, IH), 8.37 (dd, IH), 7.67 ...

A:   There are two types of equivalency-Chemical and magnetic. Chemically non-equivalent hydrogens show...

Q: Solve it asap

A: Suppose a solution contains 0.28 M Pb2+ and 0.50 M Al3+ . Calculate the pH range that would allow Al...

Q: 2,3-Dimethylfumaric acid has a molecular formula C6H8O4. It undergoes oxidative cleavage to form two...

A: GIVEN:- 2,3-Dimethylfumaric acid has a molecular formula C6H8O4. It undergoes oxidative cleavage to ...

Q: 5. Solve the Q given the following : 200-g sample of an unknown substance changed, temp from 40°C to...

A:   Given : Mass = m = 200 gram  Final temperature  =  T1 =  25°c Initial temperature =  T2  = 40°c   ...

Q: Using the table of standard formation enthalpies that you'll find under the ALEKS Data tab, calculat...

A: Solution -

Q: 1. Reaction Rates Cupric Oxide is leached in an acidic solution which results in the formation of Cu...

A: Leaching is a process of extracting a metal from its ore by dissolving it in a certain liquid. The c...

Q: e two structures sho

A:

Q: What is the molarity of a solution that contains 0.180 moles KOH in 0.350 L of solution?

A: Given :  1 . Moles of KOH (Solute) = 0.180 moles 2. Volume of solution = 0.350 L  To calculate : Mol...

Q: Under certain conditions the rate of this reaction is zero order in hydrogen iodide with a rate cons...

A: Integrated rate law for a zero order reaction is,    [A]t = -kt + [A]o   [A]o  = Initial concentrati...

Q: A diprotic acid has a pKa1 = 3.10 and pka2 = 6.50. What is the pH of a 0.10 M solution of this acid ...

A:

Q: QUESTION 5 An unhealthy by-product of combustion is carbon monoxide which occurs in incomplete combu...

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly repos...

Q: The solubility of Pb(OH)2 is 78 mg/500. mL. Calculate the Ksp for lead (II) hydroxide

A: We have to calculate the Ksp for given salt.