A chemist titrates 110.0 mL of a 0.3453 M methylamine (CH3NH₂) solution with 0.7011 M HCl solution at 25 °C. Calculate the pH at equivalence. The pK, of methylamine is 3.36. Round your answer to 2 decimal places. Note for advanced students: you may assume the total volume of the solution equals the initial volume plus the volume of HCl solution added. pH = X S P

Q: Show a mechanism for the following reaction. Note: This is the 3rd reaction in the previous…

A: When the diene is substituted at 2nd position with an electron donating group such as -OCH3 and the…

Q: 12.24 Propose an efficient synthesis for each of the following transformation a. b. Answer LOH OH

A: Here we have to synthesize the following given compounds from the given starting materials.

Q: QUESTION 1 Which carbon will attack the alkyl halide (methyl iodide) in the major organic product of…

A:

Q: The preparations of two aqueous solutions are described in the table below. For each solution, write…

A:

Q: 1.     Ammonia can be generated by heating together the solids NH4Cl and Ca(OH)2. Other products of…

A: Note: As per our guidelines, we are supposed to answer only one question. Kindly, repost other…

Q: Write names as appropriate for each of the following covalent compounds provided.

A: Write names as appropriate for each of the following covalent compounds provided.

Q: What is the major organic product of the reaction below? 0.0 OA B H₂C CH₂C N+CH₂MgBr NH₂ CH A CH₂…

A:

Q: Quinine 0.07 0.26 0.19 Codeine 0.16 0.53 0.38 Cocaine 0.65 0.90 0.73 Strychnine 0.28…

A: Rf value: It is the ratio of distance travelled by solute to distance travelled by solvent.…

Q: Write names as appropriate for each of the following monatomic ions.  Is the ion/cation placement…

A: While writing the name of anion suffix 'ide' is used while in case of cation suffix 'ium' is used.

Q: Please site some sample problem in getting Hydroxyl value,

A: Here we have to understand what is Hydroxyl value and how to determine this value from a given set…

Q: Ten liters of a gas at 396 K and a pressure of 1.12 atm. The pressure is decreased to 0.52 atm…

A:

Q: How many grams of  NH3  form when 24.0  L  of  H2(g)  (measured at STP) reacts with  N2  to form…

A: we need to calculate grams of NH3 formed at STP

Q: These weren't answered here... What are the answer of these? Limiting Reactant= moles of limiting…

A: Given that, the neutralization reaction between HCl and NaOH. Also, given that, the number of moles…

Q: The heat of vaporization for water is 540 cal/g.  How many kilocalories are needed to change 5 g of…

A: Heat capacity is defined as the ratio of heat energy absorbed by a substance to the temperature…

Q: Some chemical compounds are listed in the first column of the table below. Each compound is soluble…

A:

Q: Draw a resonance structure, complete with all formal charges and lone (unshared) electron pairs,…

A: There are total 5 resonating structures of aniline. The lone pair of amino group participates in the…

Q: 1. Calculate the pH of the following solutions: a. 0.020M potassium acid phthalate solution; Ka =…

A: pH of both the solution can be found out using the equilibrium expression.

Q: A gas has an initial pressure of 9.0 atm, a volume of 24 liters, and a temperature of 204 K. The…

A: Given: The initial pressure = 9.0 atm The initial volume = 24 L The initial temperature = 204 K The…

Q: W H N. H Classify the following amine. A) primary amine B) secondary amine C) tertiary amine D)…

A: In this question has two parts. In one part : given a structure of a amine  Molecule. We have to…

Q: Magnesium sulfate heptahydrate Copper(I) sulfate pentahydrate Potassium phosphate decahydrate…

A:

Q: An analytical chemist is titrating 113.4 mL of a 0.7600M solution of 4.74. Calculate the pH of the…

A:

Q: CI O H Classify the compound shown here. MacBook Air A) aldehyde B) ketone C) alcohol D) ester E)…

A: In the above question we have to find out the classification of compound on the basis of functional…

Q: Water has a density of 1.00g/mL. How many teaspoons of water are represented by 40,500 molecules of…

A: 1 mol of a substance has Avogadro number of molecule in it. Again 1 mol of water is equal to 18 g…

Q: Find the mass of hydrogen gas produced by the reaction of 4.0g Al with excess sulfuric acid by using…

A: Here we are required to find the mass of hydrogen gas produced when 4gm of Al reacted

Q: ८ भर gtr भरे

A:

Q: Consider the two molecules shown below. One has a boiling point of 57 oC; the other, 84 oC. Predict…

A: The two molecules are structural isomers of each other i.e. having same molecular formula but…

Q: When the following equation is balanced properly under acidic conditions, what are the coefficients…

A: The unbalanced redox reaction is: Pb2+(aq) + Cr3+(aq) → Pb(s) + Cr2O72-(aq)  While balancing a redox…

Q: formulation of rectal suppository contains 0.5 % (w/w) phenylephrine and 0.4 % (w/w) shark liver…

A: Given  Mass of suppository = 2.5 grams  suppository contains 0.5 % (w/w) phenylephrine and 0.4 %…

Q: Write formulas/charges as appropriate for each of the following monatomic ions. C-4

A: Write formulas/charges as appropriate for each of the following monatomic ions.

Q: A chemist titrates 250.0 mL of a 0.6025 M nitric acid (HNO3) solution with 0.4732 M NaOH solution at…

A: for the given titration, we have to calculate pH at equivalence point

Q: Construct a curve for the titration of 50.00 mL of a 0.1000 M solution of compound A with a 0.2000 M…

A: Solution: In this problem we have to find out pH of solution after adding different amount of base.

Q: Total Suspended Solids Dried at 105°C Table 2.2: Preparing clean and dry filter paper: Finalized…

A: Your calculation of total suspended solid (in mg/L) and average value are correct which is 24420…

Q: A certain soft drink is bottled so that a bottle at 25°C contains CO₂ gas at a pressure 4 atm over…

A:

Q: The solubility of BaCrO, in water at 25 °C is measured to be 0.0037 Round your answer to 2…

A:

Q: The pH of a 1.1 M solution of pentanoic acid (HC,H,O₂) is measured to be 2.40. Calculate the acid…

A:

Q: what is the net charge of the peptide Arg-Ala-Phe-Leu at pH at 8?

A:

Q: Calculate the solubility of SrCO3 in water at 25 °C. Round your answer to 2 significant digits. 0…

A: Given,  Solubility of SrCO3 in water at 25°C = ? Note:  Solubility product constant (Ksp) of SrCO3 =…

Q: According to the following reaction, how many moles of mercury(II) oxide are necessary to form 0.624…

A: Given :-  Mercury (II) oxide(s) → mercury(l) + oxygen(g)  Number of moles of oxygen = 0.624 mol  To…

Q: In your TABLE, if you feel it is difficult to choose between two NMR peaks for any hydrogens, you…

A: H5,H6,H7 are aromatic protons which are in  6.5 to 7 ppm  and H1, H2, H3,H4 and H8/H9 are non-,…

Q: COSO4 H₂O Na₂CrO4.4H₂O CuF₂.2H₂O Sr(NO3)2 6H₂O ZnSO4.7H₂O

A:

Q: What volume of water vapor would be produced from the combustion of 815.74 grams of propane (C3H8)…

A: Mass of propane (C3H8) = 815.74 g Mass of O2 = 1006.29 g Temparature = 350. degrees C Pressure =…

Q: Name the compounds properly

A: IUPAC name of an organic compound is given based on the rules set by IUPAC. Below are some of the…

Q: Draw the organic product(s) of the following reaction. OH но-он p-toluenesulfonic acid benzene, 80º

A: This  is basic reaction of protection of ketone. Here, using ethylene-diol in presence of diol we…

Q: what is the concentration of cl- ions in a 0.1 M solution of calcium chloride?

A:

Q: What volume of NH3 is produced in the following reaction when 3.0 L N₂ reacts with 4.0 L of H₂?…

A:

Q: The torsional strain of a pair of eclipsing C-C bonds in cyclopentane is the same as the torsional…

A:

Q: What is the relationship between the structures shown below? H H H H They are H/ H 4... C H CI O a.…

A: We are given two different structures of 1-chloroethane.

Q: in fractional distillation, how do you tell which liquid is in which fraction and which fraction has…

A: FRACTIONAL DISTILLATION is a separation technique in which two or more miscible liquids or gases are…

Q: Acids and Bases Identify the classification of these substances. The choices are: SA for Strong…

A:

Q: The normal boiling temperature of diethyl ether, (C 2 H 5 ) 2 O , is 307.7 K and the standard…

A:

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.