You are titrating 21.00ml of a 0.850 M solution of NH3(ammonia) with a strong acid. If you add 1.20ml of a solution of a 1.80M solution of hydrochloric acid, what is the final pH of the resulting solution? The Kb for ammonia 1.77x10^-5

Q: NOTE: The following 4 questions involve the titration of a 100.00 mL sample of 0.500 M methylamine,…

A: As per our guidelines we can only solve first question. Please resubmit other questions as next…

Q: When does the Henderson-Hasselbalch equation not work to calculate the pH of a solution of a weak…

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Q: Two acids are mixed in solution: 0.20 M of HBr and 1.50 M of HBRO (Ka = 2.3 x 10-9). What is the…

A: HBr is a strong acid while HBrO is weak acid and therefore, the resulting pH will be due to HBr,…

Q: Calculate the pH of pure water at 40ºC, given that Kw is 2.92 x 10-14 at 40ºC.

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Q: Sodium benzoate, NaC6H5COO (molar mass 144.1 g mol-1) is a common food preservative. The Ka of…

A: given - volume of NaC6H5COO = V1 = 25 ml volume of HCl = V2 = 16.67 ml conc. of HCl = C2 = 1.20…

Q: Determine the pH of a solution that is 0.15 M CH3COOH and 0.30 M CH3COONa.

A: GivenThe concentration of Acetic acid = 0.15MThe concentration of sodium acetate = 0.30M

Q: A buffer solution contains 0.225 M propionic acid, HC3H5O2, and 0.0833 M sodium propanoate,…

A:

Q: A solution is prepared that is initially 0.0010 M NaOH and 0.10 M NH3. What is the pH of this…

A: [NaOH] =0.001 M [NH3] = 0.10M

Q: What volume (in mL) of a 0.153 M sodium hydroxide solution must be added to a 20.0-mL sample of a…

A: The question is based on the concept of titration. We are titrating a strong acid with a strong…

Q: | Calculate the pH of a solution which is 0.345 M NHẠCI. (Kô of NH3 = 1.80 x 105)

A: Introduction: An acid is defined as substance which can donate protons and base which can accept…

Q: A certain weak base has a Kp of 7.30 x 10-'. What concentration of this base will produce a pH of…

A: Given data, Kb =7.30×10-7 pH =10.37 Let us consider the weak base is B. It react with water as,…

Q: A buffer solution is 0.478 M in H3PO4  and 0.362 M in NaH2PO4 . If Ka1 for H3PO4  is 7.5 x 10^-3 ,…

A: According to the Henderson Hasselbalch equation is given by, Ph = Pka + log ([salt] / [acid] ) The…

Q: Sodium benzoate, NaC6H5COO (molar mass 144.1 g mol-1) is a common food preservative. The Ka of…

A: Molarity of a solution may b defined as the ratio of number of moles to the volume of solution in…

Q: A solution contains 0.321 M potassium fluoride and 0.165 M hydrofluoric acid (K₁ = 7.20 x 10-4). The…

A: A buffer solution is formed by the mixing of weak acid and its conjugate base. The pH of a buffer…

Q: If 31.4 mL of a 0.75 M NaOH solution is added to a 47.1 mL sample of a 0.75 M weak acid, HA, what is…

A: Molarity of NaOH, M=0.75 M Volume of NaOH, V=31.4 mL Millimoles of NaOH=M x V (in mL)= 0.75 x 31.4…

Q: Determine the pH of a solution that is 0.20 M CH3COOH and 0.15 M CH3COONa.

A: Given :The solutions given are 0.20 M CH3COOH and 0.15 M CH3COONa.We need to pH of the solution.

Q: An aqueous solution of 45 mL of 0.28 M NaOH is titrated with an aqueous solution containing 0.15 M…

A: Consider the balanced equation for the reaction of NaOH and HCl is as follows; NaOH   +    HCl    →…

Q: estimate the pH after mixing : 35 mL of a 0.100 M solution of ammonia with 15 mL of a 0.100 M…

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Q: You have a 0.189 M solution of propanoic acid.  You add enough sodium propanoateto make the solution…

A:

Q: If 34.6 mL of a 0.68 M NaOH solution is added to a 51.9 mL sample of a 0.68 M weak acid, HA , what…

A: 34.6 mL of a 0.68 M NaOH solution is added to 51.9 mL sample of a 0.68 M weak acid, HA (ka = 1.8 x…

Q: If the molar concentration of Ca(OH)2 in a saturated solution is 2.12 X 10-2 M, determine the pH of…

A: The molar concentration of Ca(OH)2 in a saturated solution is = 2.12 X 10-2 M The pH of the solution…

Q: You are running a titration. You have placed 40.0 mL of 0.200 M chlorous acid, HCIO2, in a flask and…

A: mmoles of HClO2 = 40 x 0.2 = 8 mmoles  mmoles of KOH = 80 x 0.1 = 8 mmoles  KOH + HClO2 ----->…

Q: Sodium benzoate, NaC6H5COO (molar mass 144.1 g mol-1) is a common food preservative. The Ka of…

A: IMPORTANT POINTS: Firstly 25 ml  of the stock solution was taken , which was titrated with HCl…

Q: Q2. 0.5 M acetic acid in volume of 50 mL is titrated with 0.2 M NAOH after 50 ml of 0.2 M NaOH is…

A:

Q: 2. What is the pH of a 0.01 M HNO3 solution? What is the ratio of acid to conjugate base for this…

A: (1) The dissociation of the given acid can be given as: The concentration of the acid is 0.01 M.…

Q: If the K, of a monoprotic weak acid is 1.4 x 10-6, what is the pH of a 0.14 M solution of this acid?…

A: Given:   The concentration of acid is 0.14 M. The Ka of a monoprotic weak acid is 1.4×10-6.

Q: If a buffer solution is made of 12.2 g of benzoic acid (C6H5COOH) and 7.20 g of sodium benzoate…

A: Given : buffer solution with mass of benzoic acid = 12.2 g And mass of sodium benzoate = 7.20 g…

Q: A solution is formed by adding 6.00 grams of solid potassium acetate, KC₂H₃O₂, to 200.0 ml of…

A: Answer: Basic nature of the solution will be the outcome of the hydrolysis of acetate ion which will…

Q: 2. If you make a solution by mixing 25.mL of 0.50 M acetic acid (CH3COOH) and 25 mL of 0.30 M sodium…

A: Given,  [CH3COOH] = 0.50 M  Volume of CH3COOH = 25 mL  [CH3COONa] = 0.30 M  Volume of CH3COONa = 25…

Q: During the titration of 50.00 mL of a 0.289 M solution of propanoic acid ( HC3H5O2 ) with 0.155 M…

A: The balanced equation is HC3H5O2 (aq) + NaOH (aq) ----------> NaC3H5O2 (aq) + H2O (l)

Q: Calculate the pH of the solution that results when 0.093 g Mg(OH)2 is mixed with 75.0 mL of 0.0500 M…

A:

Q: 100.0 mL of a 0.200 M H3PO4(aq) solution is titrated with 325.0 mL of a 0.100 M NaOH(aq) solution.…

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Q: Consider the titration of a strong acid, HClO4, with a strong base, KOH. What is the pH of the…

A: Given: 20.0 mL of 0.150 M HClO4  30.0 mL of 0.125 M KOH.

Q: 4- A liter of solution contains 0.25 M HCOOH and 0.3 M HCOONA, calculate the pH of this solution.…

A: The solution of 0.25 M HCOOH and 0.3 M HCOONa is n acidic buffer. Ka of HCOOH=1.75×10-4 We know that…

Q: A solution of HCNO (Ka = 3.5 x 10“) has a pH of 2.3. What is the concentration of this solution?

A: After observing this question, we can say that, This question is completely based on "Handerson -…

Q: Consider the titration of potassium hydroxide with hydrocyanic acid and answer the following…

A: pH is used to determine the concentration of hydronium ion.

Q: 4. A solution contains 0.0045 M hydrofluoric acid. What is the pH of this solution? For hydrofluoric…

A: Since you have asked multiple questions, we are solving first question for you. For remaining…

Q: 1 mL of 0.01 M NaOH and 1 mL of 0.01 M CH3COOH are mixed. What is the pH of the solution. Explain…

A:

Q: If 14.0 mL of glacial acetic acid (pure HC2H3O2; Ka=1.8×10−5) is diluted to 1.50 L with water, what…

A: Given data Volume of acetic acid = 14.0 mL density of acetic acid = 1.05 g/mL Total Volume of…

Q: What do you call an aqueous solution that has a large amount of NH4Cl and NH3 dissolved in it? Write…

A: a solution which resist in pH change value upon addition of small amount of strong acid or base…

Q: NOTE: The following 4 questions involve the titration of a 50.00 mL sample of 0.200 M chlorous acid,…

A: Weak acid is one that does not dissociates completely in aqueous solution rather it maintains an…

Q: A 6.25−g quantity of a diprotic acid was dissolved in water and made up to exactly 275 mL. Calculate…

A: A diprotic acid is that which can release two protons. For complete neutralization of such acid,…

Q: Sodium benzoate, NaC6H5COO (molar mass 144.1 g mol-1) is a common food preservative. The Ka of…

A: We have around us various solutions. It consists of the dissolution of several compounds. Both sides…

Q: If a buffer solution is 0.270 M in a weak acid (Ka = 7.5 x 10) and 0.570 M in its conjugate base,…

A:

Q: we throw a solution methyl orange it turns yellow, while if we throw it greedily it turns red. The…

A: Methyl orange shows red color in acidic medium and yellow color in basic medium.  In a solution…

Q: calculate the pH of the solution created by mixing 400 ml of 0.2 N H2SO4 solution with 600 ml of 0.3…

A: Given, Volume of H2SO4 = 400 ml = 0.4 L Volume of Ca(OH)2 = 600 ml = 0.6 L Normality of H2SO4 = 0.2…

Q: 100 ml of 1 M CH3CO2H solution and add 4 g of NaOH. Calculate the pH of the solution?

A: Given data:

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.