A di-protic weak acid was titrated with NaOH. After ploting the titration profile and the first and second derivative plots, the 1st and 2nd equivalence points were found at 7.2 mL of NaOH and 14.4 mL of NaOH. What is the titration volume of pKa2?

Q: Sketch the titration curve of 25 mL 0.2 M HCl and 0.1 M NH3.

A: In this titration, ammonia (NH3) is a weak base, and hydrochloric acid (HCl) is a strong acid. As…

Q: A 100.00mL solution of 1.00 M in HC2H3O2 is titrated with 1.00 M NaOH. Find the pH after 100.00mL of…

A:

Q: Determine the ph at the equivalence point in the titration of 50.0 ml of 0.300M CH3C00H with 0.300M…

A: Given  molarity of CH3COOH = 0.300 M molarity of NaOH = 0.300 M volume = 50.0 ml  Calculate moles…

Q: calculate the titration curve of a 0.01 m aqueous solution of NH3 with 0.03M HBr. A minimum of five…

A: Ammonia reacts with HBr as per the following reaction: NH3+HBr↔NH4++Br-

Q: When titrating 50.0 mL of 0.10 M H2SO4 with 0.10 M NaOH, how many mL of NaOH will you have added to…

A: In a titration, the equivalence point is the point at which the added titrant is chemically…

Q: We titrated crotonic acid (weak acid) with HCl, using a conductivity titration (Part 1) to the…

A: Crotonic acid is a weak acid and a short chain unsaturated carboxylic acid . HCl is hydrochloric…

Q: 50.0 mL of a 0.07 M solution of weak acid (HA) is titrated with 0.07 M KOH to the equivalence point.…

A: Given : Concentration of weak acid HA = 0.07 M Volume of HA solution = 50.0 mL = 0.050 L…

Q: Make a rough sketch of the titration curve for the titration of Na₂CO3 with HCl. Plot pH on the y…

A: Na2CO3 or CO32-(aq) is a diacidic base with pKa values 6.37 and 10.32. Hence there will be two…

Q: Sketch a titration curve for the titration of 50.0 mL of 0.250 M HNO2 with 1.00 M NaOH. What is the…

A: At the equivalence point, the number of moles of acid is equal to the number of moles of base. The…

Q: Suppose a back titration occurs that consists of 1.895grams of CaCO3 antacid (assume no buffer). The…

A: Introduction: As per the international system of unit (SI), mole is the unit of measurement for the…

Q: RbOH titrated with HBr, HF titrated with NaOH, NaHS titrated with HClO4. Predict whether the…

A: At the equivalence point, the pH = 7.00 for strong acid-strong base titrations. The nature of the…

Q: are the moles of base

A: Given, mass of base = 1.895g  Moles of acid = 528×10-³  Volume of acid = 1057mL

Q: Consider the titration of 60.0 mL of 0.200 M pyridine with 0.400 M HCl. What is the pH at 5.00 mL,…

A: When HCl is added to pyridne its pH decrease.

Q: What is the pKa of a monoprotic, weak acid HA given that a 30.0 mL sample required 15.0 mL 1.50 M…

A:

Q: Titration curve for the titration of 25mL of 0.1 M NH3 with 0.1 HCl. What is the pH before any acid…

A: The question is based on the concept of titrations.   we are titrating  a weak base with a strong…

Q: pH 14 H26420 12 10 8 B A ▬▬ 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 mL base 5. At the…

A: Answer: When weak acid is being titrated against strong base then initially solution acts like a…

Q: Use the titration curve for the weak acid to calculate the pH of a 0.150 M solution of that weak…

A: The pKa of the acid will be equal to the pH at half equivalence point which can be determined by…

Q: Which one of the following titrations is expected to have a pH < 7 at the equivalence point? A) HNO₃…

A: The right answer is option A) HNO₃ titrated with LiOH

Q: The pH at one half the equivalence point in an acid-base titration was found to be 5.56. What is the…

A: At half of of equivalent point of titration of a weak acid with a strong base the solution exist as…

Q: Find the pH of the equivalence point and the volume (mL) of 0.0574 M KOH needed to reach the…

A:

Q: In the titration of CH3COOH with LiOH, which species are present at the equivalence point?

A: The balanced equation for the reaction is: CH3COOH + LiOH → CH3COOLi + H2O

Q: Which one of the following titrations is expected to have a pH > 7 at the equivalence point? O HNO,…

A: The pH of the solution is greater than 7 if it has a strong base and a weak acid solution.

Q: Consider the following Acid-Base Titration Curve: 12 10 4 10 15 20 Volume of Titrant (mL) This could…

A: For a strong acid-strong base titration, pH at equivalence point = 7 For a strong acid- weak base…

Q: Having trouble with this problem: When titrating 50.0 mL of 0.10 M H2SO4 with 0.10 M NaOH, how many…

A: To solve this problem, we need to understand the stoichiometry of the titration reaction between…

Q: Refer to the titration curve pictured below. What chemical species will be predominate in the sodium…

A: Initially solution contains sodium acetate which is sallt of stron base and weak acid. When acid is…

Q: Construct the titration curve for the titration of 26.0 mL of 0.100 M KOH with 0.0600 M HNO3

A:

Q: Based on the tritration curves shown below, what's the pKa of the weak acid being titrated? 14.00 12…

A: We have to find pKa of given weak acid from its titration curve

Q: What is the pH at the equivalence point in the titration of 50 mL of 0.35 M HNO3 with 0.35 M NaOH?

A:

Q: Calculate the pH at the equivalence point for the titration of 30.0 mL of 1.00 M HCN with 0.800 M…

A: The question can be solved using pH equilibrium concept as HCN is a weak acid so at equivalence…

Q: Consider a titration of 40.00 mL of 0.1250 M Na2CO3 with 0.4000 M HCl.  Carbonic acid (H2CO3) has a…

A: We know V1S1 = V2S2  Where, V = volume   S = Strength or concentration

Q: What do you call the stage of the titration in which the number of moles of the titrant is the same…

A: Answer: In the titration analyte is the unknown whose concentration or any other data we have to…

Q: What is the pH at the equivalence point

A:

Q: If you think carefully about what happens during the course of aweak acid–strong base titration, you…

A: Since the pH of a weak base is given by the Henderson-Hasselbalch equation as  pH = pKa + log{…

Q: Titus titrates 60 mL of 0.700 M lactic acid (HC,H,O,, Ka = 1.5 × 10 NaOH. Calculate the pH of the…

A:

Q: Starting with 20.0 mL of 0.126 M C6H5CO₂H (pK₂ = 4.19) and using 0.063 M NaOH as a titrant,…

A: Concentration of C6H5COOH (aq.) = 0.126 (M), Volume = 20 mL = 0.02 L Concentration of NaOH (aq.) =…

Q: 1) What is the predominant form of the acid when the solution has pH=3.6.  H2A HA- A^2- none of…

A: Given that  The acid's pKa values of diprotic Acid are 2.81 and 5.74.

Q: 30 cm3 of 0.5 M solution of weak monoprotic acid titrated with 10 cm3 of a 1 M NaOH solution. If the…

A:

Q: Consider the titration of 25.0 mL of 0.723 M HCIO, with 0.273 M KOH. Calculate the H30*…

A: Since, We know that, HClO4 is strong acid. Given that,  molarity of HClO4=0.723M also given, no any…

Q: You are titrating 50.0 mL of 0.100 M Na2CO3 with 0.400 M AgNO3. Calculate the pAg values (a) 1.0 mL…

A: The Equivalence point is the point where all acids will be neutralized by the base. To calculate the…

Q: In the titration of 100.0 mL of 0.050 M CH3COOH (pKa = 4.74) solution with a 0.10 M NaOH titrant,…

A:

Q: If we have 10 mL of 1.0 M H3PO4 and are titrating it with 1.0 M NAOH, what are the equivalence…

A: The question is based on the concept of titrations. we are titrating a weak acid phosphoric acid…

Q: 25.00 mL solution of 0.100 M HCl and 25.00 mL 0.100 M CH3COOH were analyzed by direct potentiometry…

A: The correct option is:

Q: What is the pH

A: