explain why Ph = pKa when the "half-way point" is reached in a weak acid titration.

Q: Q5. Write the net ionic equations to show how the phosphate buffer neutralized both acid and base.

A: The objective of the question is to write the net ionic equation for a neutralization of an acid and…

Q: The product of this esterfication reaction is OH HO H₂SO4 + H₂O

A: Esterification reaction is an organic condensation reaction where a carboxylic acid reacts with an…

Q: Draw and name the organic product of the given reaction. \(\ce{ {} + HNO3 ->[\large\ce{H2SO4}][]}\)…

A: Benzene and its derivatives undergo electrophilic aromatic substitution reactions when treated with…

Q: Complete the table below. Round each of your entries to 2 significant digits. You may assume the…

A: An acid is a species which donates protons while a base accepts proton.   An acid after donating…

Q: Q10. At 25 oC the standard electrode potential for the Ag+|Ag electrode is 0.7991 V, and the…

A: The standard electrode potential for the  electrode = The solubility product for we have to…

Q: The molar absorptivity for the FD&C dye “Red No. 3” (Erythrosine) 8.25104 M‒1·cm‒1 at 526 nm.…

A:

Q: raw curved arrows to show the movement of electrons in the step of the mechanism shown below.…

A: Given is organic reaction. The name of given reaction is Claisen ester condensation reaction.In this…

Q: What volume of 0.131 M HNO3, in milliliters, is required to react completely with 2.50 g of Ba(OH)2?…

A: Molarity of  = 0.131 M = 0.131 mol/LMass of  = 2.50 gVolume of  required to react completely with…

Q: Draw the starting alkyne that would lead to this major product under these conditions. Select to…

A: Given is organic reaction.This is hydration reaction.In this reaction alkene gives alcohol and…

Q: Chemical Reactions of Copper and Percent Yield 5. Molarity, abbreviated M, is defined as the…

A: The question is based on the concept of reaction stoichiometry.We need to calculate volume of acid…

Q: Which of the following is expected to be paramagnetic? N2 02 He H2 F2

A: Diamagnetic means the compounds in which all the electrons are paired and no electrons are available…

Q: A certain crystal exhibits a closest cubic packed structure. If the density of the metal 11.6 g/cm…

A: Answer:In a cubic close-packed (ccp) structure, also known as face-centered cubic (fcc), the…

Q: Arrange the following in order of increasing reactivity in an SN2 reaction (least reactive to most…

A: Answer:S means substitution, n means nucleophilic and 2 means it is a bimolecular reaction, so Sn2…

Q: OH Ph Pdll (Cat.) -Ph

A: Given:Pd( II) acts as a catalyst.Palladium( II) (Pd( II)) is a commonly used catalyst in various…

Q: A proposed mechanism for one of the pathways for the destruction of ozone in the atmosphere is: step…

A: A chemical reaction can be added or subtracted like an algebraic equation. The given reaction…

Q: Which representation shows a concentrated solution of a weak acid? A с OD ΟΑ OB OC 8 D B D

A: Strong acid acid dissociates completely into ions.Weak acid does not dissociate completely.

Q: 5) A gaseous mixture containing 0.250 mol each of H2(g) and I2(g) is introduced into a 4.10 L flask…

A: Initially, the moles of and  in the container = the volume of the container, V = The equilibrium…

Q: An unknown compound has the formula C₂ H₂O₂. You burn 0.2324 g of the compound and isolate 0.5674 g…

A: Given,an unknown compound having formula CxHyOz.Mass of the compound = 0.2324 gmass of CO2 isolate =…

Q: Hydrogen gas is produced when 295.0 mL of a 0.6399 M HCl solution reacts according to Zn(s) + 2…

A: Volume of HCl solution = 295.0 ml = 0.295 LitreMolarity of HCl solution = 0.6399 M and reaction…

Q: in Progress Predict the product of the following reaction. To preview the image click here Br 1Equiv…

A: Alkynes are less reactive than alkene in electrophilic addition reaction.The addition of HBr to…

Q: When 22.0 mL of a 1.79 x 10-4 M zinc chloride solution is combined with 15.0 mL of a 2.85 x 10-4 M…

A: we have to calculate the reaction quotient and determine if a precipitate forms

Q: Draw the major product of this reaction. Ignore inorganic byproducts. 1. LDA, -78 °C 2. PhCH₂Br (1…

A:

Q: O HYDROCARBONS Predicting the reactants or products of alkene hydrogenation ve one possibility for…

A: Given that the mystery reactant R reacts with hydrogen and produces the following reaction:Given…

Q: Current Attempt in Progress Starting with benzene and using any other necessary reagents of your…

A: Information of question

Q: What type of reaction is this? Ba(OH)₂(aq) + 2 HBr(aq) → BaBr2₂(aq) + 2 H₂0(1) double replacement O…

A:

Q: The titration of 50.00 mL of 0.150-M HCl with 0.150-M NaOH (the titrant) is carried out in a…

A: The balanced equation for the reaction between HCl and NaOH is   HCl + NaOH --------> NaCl + H2O…

Q: 1. Of the following molecules shown below, circle the molecule that is a heterobifunctional monomer?…

A: The question is based on the concept of polymer chemistry.

Q: Which is not a plausible SN2 substrate? Xxer Br A Br B с D 'CI

A:

Q: Draw the major organic product of the reaction shown below. OH + PBr3

A:

Q: A solution contains 3.75 g of a nonvolatile pure hydrocarbon in 95 g acetone. The boiling points of…

A: The mass of non volatile hydrocarbon is 3.75 gThe mass of acetone = 95 g = 0.095 kg The boiling…

Q: Calculate the molarity of a NaOH solution, if the 0.2000g of NaOH dissolved in 250.00 mL of…

A: Given,(i) mass of NaOH = 0.2000gvolume of deionized water = 250.00 mL(ii) molarity of NaOH = 0.200…

Q: A solution is made by adding 35.00 grams of BaCl2 to 750 mL of .4 M KCl. What is the M of the…

A:

Q: How many different products are formed when the following compound is treated with HNO, and H₂SO4?…

A: Given is organic reaction. This is nitration reaction. Nitration is a type of electrophilic aromatic…

Q: which species is losing electrons in the following redox reaction and explain your answer: SnO2…

A: Given is redox reaction.SnO2 +4Cl- +4H+ = SnCl2 +Cl2 +2H2O

Q: ▼ Part B CH3 HOTH CH₂OH Spell out the full name of the compound.

A: Stereochemistry-Subtituent(s)-parent chain name-x,y-diol

Q: 2. Show the reaction and products formed when water is reacted with methyl magnesium iodide (CH3-…

A: Given is organic reaction.Methyl magnesium iodide is Grignard reagent.

Q: Draw the structure of the aromatic organic product formed from the reaction of the compound with \\(…

A: When an alkyl-substituted benzene is treated with KMnO4, the alkyl part is oxidized to carboxylic…

Q: 40 mL of a 35% v/v acetic acid solution is needed. In the stock room is a bottle of 50% v/v acetic…

A: The concentration of the stock acetic acid solution = The volume of the required acetic acid…

Q: Draw a structural formula for the more stable carbocation intermediate formed in the reaction shown.…

A: Alkene gives an electrophilic addition reaction with hydrogen halide to form an alkyl halide.The…

Q: Choose the best explanation for why -OH and -NH peaks are often broad singlets in a ¹H NMR spectrum.…

A: Hydrogen bond exist in the compounds in which electronegative atoms like fluorine,  oxygen and…

Q: Predict the product for the reaction below. What is the IUPAC name for the product of this reaction?…

A: Ketone shows nucleophilic addition reactions because it has C=O group. Keto carbonyl C=O is polar in…

Q: pls anser all of them

A: Synthesis reaction: When two or more reactants react or get added to form product, then the reaction…

Q: Select the dominant (strongest) intermolecular force experienced between molecules in a pure sample…

A:

Q: Complete the sequence Br - CN - MgBr - H₂O* 0-08

A: The first targeted molecule synthesized different types of regents.Step first is SN2 reaction where…

Q: Give detailed Solution with explanation needed..give the name of the given compound

A:

Q: How does the fromation of CaSO4 (aq) change the solubility of solid CaSO4?

A: The question is based on the concept of solubility product principle. It states that when a weak…

Q: Draw the skeletal ("line") structure of butane.

A: Here, the word root is: butSo, the parent chain of the compound should have four carbon…

Q: Rank the following compounds in the order of increasing activity towards Electrophilic Aromatic…

A: Electrophilic aromatic substitution reactions are the characteristic feature of benzene and other…

Q: Draw the major product of this reaction. Ignore inorganic byproducts. Incorrect, 2 attempts…

A: The question is based on organic reactions. We need to identify the product and explain its…

Q: Complete ionic equation: + Net ionic equation: c. Balanced formula equation: Sr(OH)₂ (aq) + mit…

A: Ionic equation shows all the ions that are involved in the reaction.Net ionic equation show only…

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.