Why is a back-titration needed for the antacid?

Q: 2. 100 mL of a barium hydroxide solution is titrated with 0.2 M HCI. If it takes 178 mL of HCI to…

A: Neutralization reaction is One mole barium hydroxide is neutralized by 2 mole hydrochloric…

Q: 14. What is the pH of a solution of 50.0 mL of 0.200 M KOH titrated with 20.0 mL of 0.050 M HCI? a.…

A: To find pH

Q: The following information is for questions 1 and 2. Consider the titration of 25.0 mL of 0.100 MHCI…

A: Please find your solution below : Titration is a quantitative method of volumetric analysis which is…

Q: 3) What is the molarity of a solution of phosphoric acid (a triprotic acid) if 10.00 ml. of the…

A:

Q: How many mL of .575 M LiOH is required to fully titrate 650.0 mL of .100 M H3C6H5O7?

A: Molarity unit is mole / Lmole = molarity x volume of solution in LH3C6H5O7 have three acidic…

Q: Which term describes a substance that acts as a proton donor and a proton acc a. Amphiprotic b.…

A: A substance that acts as a proton donor and a proton acceptor .

Q: A buffer volution is prepared by adding s.50 g of ammonium chloride and o.0188 mol of ammonia to…

A: a. Given information: Mass of ammonium chloride NH4Cl or NH4+ =5.50 g The number of moles of ammonia…

Q: A 10.0mL solution of aspirin (weak monoprotic acid) required 8.4mL  Of 0.0245M NaOH to reach…

A: Question is about the titration of a solution of Aspirin with NaOH solution. We have to calculate…

Q: If the monoprotic acid HAb has a pK of 4 and a solution is adjusted to pH9:A) what is the…

A: The  pH of any substance is defined as the negative logarithm of the hydrogen ion concentration.The…

Q: Amy combined 10.0 mL of 0.5 M HCI with 5.0 mL of 2.0 M NAOH. Will the reaction have reached its…

A: The strong acid and strong base react with each other completely . When the strong acid such as HCl…

Q: 3. When you conduct a titration, how do you choose the best indicator to use?

A: Titration - Calculating the concentration of a certain analyte in a mixture is done using the…

Q: If 48.9 milliliters of 0.240 M oxalic acid are required to titrate 32.6 milliliters of unknown…

A:

Q: A titration was performed between 25.00 mL of a 0.1110 M methylamine (CH3NH₂) and 0.1850 M HNO3. The…

A:

Q: Question 4 50.0-mL of a 0.0319 M weak base B solution was titrated with 0.0500 M HCI. Calculate the…

A: The question is based on the concept of the pH of the solution.It is defined as a negative logarithm…

Q: 1. If I want to make a buffered solution at pH 7.4, which of the following acids would be the best…

A: For the buffer solution, Henderson equation is pH = pKa + log [salt][acid]

Q: Calculate the pH of the solution after 500 mL of the titrant have been added. Express your answer to…

A: The concentration of the acetic acid is Ca = 0.010 M,The volume of the the acetic acid is Va = 500…

Q: 5- Phenolphthalein indicator has a pH working range : Below 8 Above 11 O 9 plus minus 1

A: Molecular concentration is defined as the number of moles of compound present per litre of solution.

Q: Question 11: What NET IONIC reaction will occur when NaOH is added to a HF/NaF buffer? O F + OH ->…

A: Ionic reaction is generally the reaction of ions that are anions and cations to form a compound in…

Q: What

A: At equivalence point, solution of ammonia was completely neutralizated with HCl so at equivalence…

Q: Which one of the following combinations cannot function as a buffer solution? a) HNO3  and  NaNO3…

A:

Q: Methyl red is a pH indicator. It turns red if the pH drops to 4.4 or lower, and turns yellow in…

A: Methyl red indicator turns red if the pH drops to 4.4 or lower andIt turns yellow if the pH is 6.2…

Q: Which of the following aqueous solutions would make good buffers? Assume equal volumes and…

A:

Q: How many mL of .750 M KOH is required to fully titrate 275.0 mL of .400 M H2SO4?

A: Given data :-Base -:KOH Molarity of KOH = 0.750 MAcid :H2SO4Volume of acid H2SO4  = 275.0 mLmolarity…

Q: How many moles of Li2CO3 were titrated if 18.24ml of 0.243 M HCL were required?

A: given volume of HCl solution given = 18.24 ml = 0.01824 L   molarity of HCl given = 0.243 M  formula…

Q: Which of the following is true of a buffer solution that contains equivalent amounts of acid and…

A: buffer solution that contains equivalent amounts of acid and conjugate base means [Conjugate base ]…

Q: 7. Which pH is consistent with the following results? Indicator Color result Thymol blue yellow…

A:

Q: Of the following solutions, which has the lowest buffering capacity? OA. 0.521M HC2H3O2 and 0.217M…

A: A buffer is a solution which resist any change in pH on adding a small amount of acid or base .it is…

Q: A 17.2 mL solution of 0.100 mol L-¹ HF is titrated using 0.150 mol L-1 NaOH. What is the pH of the…

A: Answer:Buffer solution is a type of solution that resists the change in its pH on adding small…

Q: A mixture of Na2C6H606 and NaHC6H606 has a mass of 87.1 g. It is dissolved in 1.00 L of water and…

A: The objective of the question is to determine the mass of  in the mixture.It is given that,The mass…

Q: What is the pH of the solution that is prepared when 121 g piperidinium chloride salt is dissolved…

A:

Q: If 11.90 mL of 0.775 M KOH is required to titrate the unknown acid to the equivalence point, what is…

A: The reaction between an acid and a base to make a salt and water is a common reaction. An acid-base…

Q: When titrating 225 mL of 0.245 mol/L nitric acid HNO3 with 0.205 mol/L KOH. What is the pH of the…

A:

Q: Describe the information necessary (and why) to choose a good indicator for a weak acid/strong base…

A: A quantitative analysis where the amount of substance is calculated by measuring the volume is…

Q: Titration of a 86.00mL KOH solution required 398.00 ml of 0.0240 M acetic acid. What is the molarity…

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.