Consider the titration of 36.0 mL of 0.117 M ammonia with 0.0752 M HCl. (See the Acid-Base Table.) (a) How many mL of HCl are required to reach the equivalence point? 5.60   mL (b) What is the pH at the equivalence point?    5.30 (c) What is the pH of the solution after the addition of 15.7 mL of acid?    (d) What is the pH of the solution after the addition of 82.9 mL of acid?   only need part c and d please

Q: Given a [H3O+] of 3.68x10-8, calculate the pH then classify your pH answer as acidic or alkaline…

A:

Q: For part C of this lab, during the work up, we add 30% KOH solution. What is the purpose of adding…

A:

Q: When 66.4 g nitrogen and excess oxygen react, nitrogen dioxide is generated. If the NO2 is collected…

A:

Q: For cyclohexane, the AH° of vaporization is 33.10 kJ/mol and the AS° of vaporization is 111.80 J/…

A:

Q: A cell is set up based upon these iron and copper redox couples: Cu/Cu2+ and Fe/Fe2+. Copper behaves…

A:

Q: Which of the choices is a L-hexose? O III Н- НО H H H ОН H НО ОН Н -ОН CH₂OH 1 Н CH2OH -0 -н -ОН -ОН…

A: If OH of the bottom chiral center is points to the right, the sugar is D If OH of the bottom chiral…

Q: 2. Predict the lengths of bonds in anthracene, phenanthrene and pyrene. Use 134 pm as the double…

A: Bondlength is the average distance between two atoms .

Q: -> Consider the following reaction A → B. If the reaction is thought to be SECOND order, which of…

A: Order of reaction: It can be simply defined  as  the sum of the exponents of the concentrations…

Q: Determine the half-life, ty, (in sec) from the kinetic data shown in the table for the reaction.…

A:

Q: Triflourobenzoic acid (C₂H₂F3COOH) is a very uncommon weak acid. If the solution pH is 1.62, the…

A:

Q: Mass of salt (g) Volume of DI water (mL) Mass of DI water (g) Temperature of DI water (°C)…

A:

Q: A kinetic experiment is carried out in a flow tube where the flow rate is 25 m s¹. The detector is a…

A: A kinetic experiment is carried out in a flow tube where the flow rate is 25 ms¹.  The reactant has…

Q: Suppose an equimolar ideal liquid mixture of A and B initially at 1000C and 200 kPa is isothermally…

A: Initial pressure of the mixture = 200 kPa Saturation pressure of A = 120 kPa Saturation pressure of…

Q: Given the balanced equation: 3 Mg + Fe2O3 --> 2 Fe + 3 MgO Molar masses (g/mol): Mg = 24.31; Fe2O3 =…

A: Mass of Mg consumed = 55.00 g In next question, mass of mg 17.25 g and mass of Fe2O3 17.25 g…

Q: What is the mechanism by which the following reaction occurs?

A: Nucleophile is added at the carbon attached to leaving group (Br)

Q: A solution is prepared at 25 °C that is initially 0.48 M in propanoic acid (HC₂H,CO₂), a weak acid…

A: Concentration of  propanoic acid ([HC2H5CO2]  = 0.48 M Concentration of potassium propanoate…

Q: Shown below is the ¹H-NMR spectrum of a compound with the formula C5H10O2. 2H Peak Splitting quartet…

A: NMR spectroscopy is a very important tool for determine the structure of the organic compound. The…

Q: 20 oz is equivalent to 591 ml calculate the amount of sugar in moles grams in a 20 oz bottle Extra…

A: Given we have molarity of sugar in can and we have to find molarity of sugar in bottle.

Q: What mass of gold is produced when 8.60 A of current are passed through a gold solution for 19.0 min…

A: Current (I) passed through solution = 8.60 A  Time (t) = 19.0 min  Also molar mass of Au = 197 g…

Q: If the hydronium ion (H3O*) concentration goes up in an aqueous solution, which of the following…

A:

Q: Assume N₂ behaves as perfect gas. It expands reversibly and adiabatically from Vi to Vf with the…

A: Answer: It is a type of process that takes place in an isolated system, so that there is no exchange…

Q: What is the underlying mechanism that causes superconductivity in certain materials? How can we…

A: Chemistry is the branch of science that studies the composition, structure, properties, and behavior…

Q: Calculate the pH of a solution with an H30* ion concentration of 1.71 x 105 M and write the pH value…

A:

Q: What is the molar solubility of Mg(OH)2 in water (in M)? (Ksp = 8.9 x 10-12 for Mg(OH)2. Use E in…

A:

Q: SnBu3 Br starting materials product transmetallation intermediate Pd(PPH3)4 Ph3P-Pdº-PPh3 Bu-Sn-Br…

A: This is a C-C coupling reaction, known as stille coupling. Here two types of starting materials are…

Q: What is the "AXE" description of the hydronium AX X um (H₂0*) cation 5 ?

A:

Q: A certain enzymatic reaction is found to be zero order with respect to the substrate being…

A: Order of reaction = zero Rate constant (k) = 750 Ms-1  Initial concentration of substrate (C) =…

Q: 1. Balance the following redox equation by the half-reaction method. This reaction takes place in an…

A:

Q: Draw the mechanism for the production of Nylon, identify the new linkage that has formed as a result…

A:

Q: Calculating the pl for an amino acid without an ionizable side chain is straightforward. Simply the…

A: The isoelectric point (pI) of an amino acid is the pH at which a particular molecule carries no net…

Q: Given a [H3O+] of 1.868x10-11, calculate the [OH-].

A: [H3O+] = 1.868×10-11 M [OH-] = ?

Q: a) Fill in the boxes with the product and two intermediates in this Stille palladium cross-coupling…

A: Pd catalysed coupling reaction involving organo tin based reagents and organo halides , this…

Q: Consider the following galvanic cell: Cu(s) | Cu²+ (aq) || Ag+(aq) | Ag(s) Identify the cathode and…

A:

Q: Out of acid chlorides (least stable), anhydrides, esters, and amides (most stable). True or false…

A: The reactivity of acid chlorides is due to the more charge difference in the carbon-oxygen double…

Q: Estimate the value of the rate constant k. Express your answer in liters per mole per second to…

A: Consider the given information as follows; A   →    products  Rate constant (k) =?

Q: QUESTION 10 Determine the electron geometry (eg) and molecular geometry (mg) of KrF4. eg = trigonal…

A: “Since you have posted multiple questions, we will provide the solution only to the first question…

Q: 4. If the pH of a solution is determined to be 7, what would be the concentration of [H3O+]? What…

A: pH = 7, we need to calculate [H3O+] [OH–] = 1×10–8, we need to calculate [H3O+]

Q: Give typed full explanation not a single word hand written otherwise leave it  Calculate the molar…

A: The solubility of a substance is the amount of solute dissolved in a specific amount of solvent at a…

Q: The ratio of C-14 to C-12 in a piece of wood from an archeological site was found to be only 0.380…

A: we have to calculate the age of the wood

Q: How much 5.80 M NaOH must be added to 490.0 mL of a buffer that is 0.0180 M acetic acid and 0.0275 M…

A: When NaOH is added to the buffer solution of acetic acid and sodium acetate, acetic acid will react…

Q: How many ml of 0.643 Molar HCl are needed to react completely with 72.3 ml. of 0.302 M NaOH…

A: Sodium hydroxide reacts with hydrochloric acid, to form sodium chloride and water. The equation for…

Q: K Indicate a complete name for the following compound: α- D-Allose eTextbook and Media Hint HO CH₂OH…

A: There are three main types of carbohydrates: monosaccharides, disaccharides, and polysaccharides.…

Q: Consider the following half-reactions: Half-reaction Br₂(1) + 2e Cu²+(aq) + 2e¯ Fe2+ (aq) + 2e™ (1)…

A: A question based on electrode potential. Standard electrode potentials of 3 elements are given using…

Q: Consider 0.106 g of a volatile liquid that as a gas occupies 213.8 mL at a pressure of 0.969 atm at…

A:

Q: Radon-220 (220Rn) is radioactive and decays via theersion of a high energy alpha particle into…

A: Answer: Nuclear reaction is a first order reaction, therefore value of its half life and rate…

Q: For a radioactive sample with a half-life of about 94 days, storage in a lead lined cabinet for a…

A: After each half-life, the amount of radioactivity of the sample is reduced by half. After n…

Q: Which carbon in the given monosaccharide is the anomeric carbon? V CH2OH O II OIV О III IV ОН ОН =…

A: The anomeric carbon is the hemiacetal or hemiketal carbon of the carbohydrates. A hemiacetal carbon…

Q: 3. Complete the following reaction sequence. : NH₂ KMnO4 Heat Cl₂ FeCl3 FeCl3 SO3 H₂SO4

A: The given reactions are examples of the electrophilic substitution in benzene derivatives. The…

Q: Write the equation in exponential fo log_(2)256=8 The equation in exponential form.

A: We have the logarithm represention log2256 = 8 We are to write this equation in exponential form.

Q: Use the standard reduction potentials given below to predict if a reaction will occur between Hg(s)…

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.