What is the pH of a solution containing 0.327 mol L-1 of HCl and 1.041 mol L-1 of a weak acid with pKA = 6.04 ?

Q: What is the pH of a solution that contains 0.1 M benzoic acid and 0.4 M potassium benzoate? The Ka…

A: Since on dissolving in water benzoic acid give below reaction  benzoic acid -------> benzoate ion…

Q: A weak acid has Ka of 4.47 x 10-4.  What is pKa for this weak acid?

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Q: What is the pH in the titration of 100 ml of a 0.030 M solution of NH3 with 21.00 ml of 0.150 M HCl?…

A: Given: Kb for NH3 = 1.8×10-5 [HCl] = 0.150 M [NH3] = 0.030 M

Q: Vhat is the pH of a solution containing 0.2 M citric acid (pKa = 5.4) and 0.1 M sodium citrate?

A: Introduction: Since having sodium citrate that is a buffer solution so we can use the…

Q: Eamplel. Calculate the pH value of buffer solution which prepare f acetic acid and conjugated salt…

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Q: For H2CO3, Ka1 = 4.3 x 10-7, K22 = 4.7 × 10-11 What is the pH of a 0.15 M solution of carbonic acid?

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Q: Calculate the pH of a 0.350 M solution of benzoic acid. Benzoic acid is a weak monoprotic acid with…

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Q: What is the pH of a 0.860 M solution of Ca(NO2)2 (Ka of HNO2 is 4.5 x 10-4)?

A: A numerical problem based on pH concept, which is to be accomplished.

Q: Calculate the pH for a 0.015 M (HC2H3O2) acetic acid solution. The Ka is 1.8 x 10 ^-5 for acetic…

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Q: If 24.8 mL of 0.107 M acid with a pKa of 5.76 is titrated with 0.102 M NaOH solution, what is the pH…

A: pH = pKa + log [salt]/[acid] Number of moles = molarity x volume (L)

Q: A 0.10 M solution of a weak monoprotic acid (HA) has a pH of 2.39. HA (aq) + H2O (l) ⇌ H3O+ + (aq) +…

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Q: Calculate the pH of a solution made by combining 0.750 L of 0.523 M valeric acid (CH3(CH2)3COOH)…

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Q: A general chemistry student measured the pH of a 0.12 M aqueous solution of an unknown weak acid HA…

A: The question is based on the concept of equilibrium. we have to calculate PKa of a weak acid whose…

Q: What is the pH at 25°C of a solution that results from mixing equal volumes of a 0.0500 M solution…

A: Record the given data, Concentration of acetic acid is 0.0500 M Concentration of sodium hydroxide is…

Q: What is the pH of a 0.25M NaCH3COO solution? (the Ka value for acetic acid is 1.76 x 10^-5)

A: Sodium acetate is a salt of a weak acid (CH3COOH) and a strong base (NaOH). Therefore, the pH…

Q: Find the pH of a solution produced by the reaction of 250 mL 0.1 M NaOH and 150 mL 0.03 M acetic…

A: Gvien, 250 mL 0.1 M NaOH and 150 mL 0.03 M acetic CH3COOH

Q: Dimethylamine, (CH3)2NH, a key intermediate in detergent manufacture, has a Kb of 5.9 x 10-4. What…

A: Ionic equilibrium is the equilibrium which is established between the unionized molecules and the…

Q: A propanoic acid/potassium propanoate (C2H5COOH/KOOCC2H5) buffer is prepared to 1.03×10-2 mol L-1…

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Q: Given a theoretical acid, HA, with a pKa of 6.52. Calculate the pH of 30.0mL of 0.400M HA, when it…

A: The total number of HA acids in the solution is determined below. nHA=MHA×VHA=0.400 mol/L×30.0…

Q: what is the pH of a solution that contains 0.75 M acetic acid (Ka= 1.8x10-5 ) and 0.50 Msodium…

A: Given data,Molarity of acetic acid=0.75MMolarity of sodium acetate=0.50MKa=1.8×10-5

Q: What is the pH of a solution prepared by mixing 30.00 mL of 0.10 M CH 3CO 2H with 30.00 mL of 0.030…

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

Q: The leaves of the rhubarb plant contain high concentrations of diprotic oxalic acid (HOOCCOOH) and…

A: A strong acid is an acid that dissociates to make protons available for reaction. Acid mainly…

Q: A buffer solution contains 0.10M benzoic acid (C6H5COOH, Ka= 6.3 x 105) and 0.10M potassium benzoate…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: Find the pH of a solution produced by the reaction of 250mL 0.1 M NaOH and 150mL 0.03 M acetic…

A: PH of the solution can be calculated as follows

Q: What is the pH of a 0.570 M solution of Ca(NO2)2 (Ka of HNO2 is 4.5 x 10-4)?

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Q: Calculate the pH of a buffer solution that is 0.050 M in benzoic acid (HC7H5O2) and 0.150 M in…

A: Given: [C6H5COOH] = 0.050M            [C6H5COONa] = 0.150M                  Ka for benzoic acid =…

Q: What will be the pH of a solution when 200ml of 0.1M HEPES in the basic form and 100mL of 0.1 M…

A: Given: Concentration of Base = 0.1 M volume = 200 mL = 0.2 L concentration of acid = 0.1 M volume =…

Q: A 1 litre solution is made by adding 0.6646 moles NaH2PO4 and 0.8868 moles Na2HPO4. What will be the…

A: Here by mixing NaH2PO4 and Na2HPO4 we are making Buffer solution Basically buffer solution is a type…

Q: What is the pH of a solution that is 0.28 M in acetic acid, HC2H3O2, and 0.69 M in sodium acetate,…

A: Answer:- This question is answered by using the simple concept of calculation of pH of a solution…

Q: What is the pH of the solution containing 0.1M sodium formate (NaHCOO) and 0.05M formic acid…

A: Required data to determine the pH of buffer solution using Henderson equation.

Q: What is the pH of a solution made by titrating 265. mL of 0.014 M propanoic acid  (Ka = 1.34x10-5)…

A: Propanoic acid is the weak acid so pH of given titrating mixture is calculated as follows, Given.…

Q: What is the pH of a 0.47 M weak base solution (Kb = 9.55 x10-5)?

A: Given information: concentration of weak base solution is 0.47 M Kb = 9.55 x10-5

Q: The pH value for the titration of 50ml of 0.1N CH3COOH, Ka =10-5 with 25 ml of 0.2N NAOH is: *

A: Given :  Reaction between acetic acid and NaOH CH3COOH  +  NaOH <------------> CH3COONa  +…

Q: 6. If 25.1 mL of 0.109M acid with a pKa of 5.27 is titrated with 0.108 M NaOH solution, what is the…

A: The volume of acid V1=25.1 mL The concentration of acid C1=0.109 M The strength of an acid is pKa =…

Q: Chloroacetic acid (chemical formula ClCH2CH2COOH) is a weak acid with Ka = 6.3 x 10-5. Calculate the…

A: Calculate the pKa of the weak acid.

Q: A weak acid, HA, has a pK, of 4.047. If a solution of this acid has a pH of 4.313, what percentage…

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Q: The leaves of the rhubarb plant contain high concentrations of diprotic oxalic acid (HOOCCOOH) and…

A: Given the values of pka1 and pka2, so from that ka values of both can be found out.

Q: A 0.345 M of generic weak acid was prepared and has a Kb = 3.91 x 10-10. What is the pH of the weak…

A: Answer: On adding in water partial dissociation of weak acid takes place and an equilibrium is…

Q: What is the pH for a weak monoprotic acid if a 0.020 M solution of the acid has a Ka of 3.28 x 10-7…

A: The H3O+ concentration for the weak acid is determined given below:

Q: 10) What is the pK of a weak acid with a K of 4.7 X 10“?

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Q: If a weak acid has a Ka of 2.04 x 10-7 what is the value of pKb?

A: Given  Ka value of weak acid = 2.04 × 10-7 PKb = ?

Q: If vinegar contains 4% (w/v) of acetic acid (Ka= 1.8x10-5), calculate the pH of solution made by…

A: Q.1:  Before dilution:  concentration, C1 = 4%(w/v)  Volume, V1 = 50 mL  After dilution:…

Q: If you mix 125.0  mL of 0.50 M CH3CO2H with 75.0 mL of 0.83 M NaOH, what is the pH of the resulting…

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Q: Phenylacetic acid (C6H5CH2CO2H) is a weak monoprotic acid with Ka=4.90x10-5. what is the pH that…

A: Here we are required to find the pH of the solution

Q: What is the pH of a buffer that is 0.12 M in lactic acid [CH3CH(OH)COOH, or HC3H5O3] and 0.10 M in…

A: The acid ionization constant for lactic acid is 1.4×10 -4.

Q: What is the pH of a solution which is 0.021 M in weak base and 0.039 M in the conjugate weak acid…

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Q: What is the pH at 25°C of a solution that results from mixing equal volumes of a 0.0500 M solution…

A: The Henderson–Hasselbalch equation shows the pH of a solution which have a mixture of the two…

Q: What is the pH of a buffer that is 0.12 M in lactic acid [CH3CH(OH)COOH, or HC3H5O3] and 0.10 M in…

A: The acid ionization constant for lactic acid is 1.4×10 -4.

Q: calculate the pH of a solution prepared by adding 20.0 mL of 0.500M CH3COOH with 21.43 mL of 0.500 M…

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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.