What is the pH of a solution made by adding 23.5 g of KC2H302 to 400 mL of 0.80 M HC2H302? (Ka for acetic acid = 1.8 x 10-5) %3D

Q: What will be the pH

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Q: (b) What is the pH of 0.39 M methylammonium bromide, CH3NH3Br? (Kb of CH3NH2 = 4.4 10-4.)

A: Methylammonium bromide dissociates into quartnary ammonium ion (CH3NH3+) and bromide ions (Br-).…

Q: For a solution of 2.5 M H2CO3 (Ka = 4.4 x 10-7), calculate: (a) [H*] (Ь) рH (c) percent ionization

A: Given: Concentration of H2CO3 = 2.5 M Ka1 = 4.4×10-7 Ka2 = 4.8×10-11

Q: What is the resulting pH when 125 mL of a 0.1 mol/L CH3COOH solution is titrated with 75 mL of a 0.1…

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Q: 1. a. What is the pH of a solution prepared by adding 25.0 mL of 0.10 M acetic acid (Ka = 1.8 x…

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Q: 2. The active component of aspirin is acetylsalicylic acid, HC,H,0, which has a Ka of 3.0 x 10-4.…

A: Answer: In this question a weak organic acid acetylsalicylic acid is given to us  and we have…

Q: What is the pH of a solution of 0.400 M CH&NH2 containing 0.310 M CH:NH:l? (Kb of CH:NH2 is 4.4 × 10…

A: • According to Bartleby guidelines, I need to solve only first question in case of multiple…

Q: Researchers have shown that hypochlorous acid (HCIO) generated by white blood cells kills bacteria.…

A: From Ka, α can easily be found. Then by multiplying the concentration with α, we can find the conc…

Q: What is the pH of the solution of 35 mL 0.20 M formic acid and 55 mL 0.10 M sodium formate in 110 mL…

A: Molarity of formic acid = 0.20M Volume of formic acid = 35mL Molarity of sodium formate = 0.10M…

Q: pH

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Q: What is the hydronium-ion concentration in a solution resulting from mixing 133 mL of 0.100 M HCN…

A: Answer:- This question is answered by using the simple concept of calculation of hydronium ion using…

Q: (Q17) What is the pH of a solution that is 0.404 M in sodium formate (NaCHO2)? The Ką of formic acid…

A: Given, Concentration of the sodium formate, NaCHO2 (C) = 0.404 M Ka of formic acid = 1.8 × 10-4…

Q: What is the pH (to two decimal places) of a 50.0 mL 0.15 M NH3 aqueous solution (at 25 °C) after…

A: Given-> Volume of NH3 = 50.0 ml Molarity of NH3 = 0.15 M Volume of HCl = 15.0 ml Molarity of HCl…

Q: What is the pH (to two decimal places) of a 0.15 M NH3 and 0.15 M ammonium chloride aqueous solution…

A: The pH of buffer can be calculated by using Handerson equation . Ammonia and ammonium chloride forms…

Q: The pH value of 30 cm3 of a 0.2 M NaA solution is 9. What is the Ka of HA and the percent…

A: We have to calculate the Ka of HA and percentage ionization of HA.

Q: What is the pH of a solution that is 0.75 M HF and 0.15 M NaF?   The Ka of HF is 6.6 x 10-4

A: Given: Concentration of HF [HF]= 0.75 M Concentration of NaF [NaF]= 0.15 M Ka of HF is 6.6 x 10-4 To…

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 (to two decimal places) of a saturated aqueous solution of copper(II) hydroxide (at…

A: In this question we have to tell the PH of the aqueous solution of copper(II) hydroxide (at 25 °C).

Q: Calculate the pH of a mixture that contains 0.22 M of HCNO and 0.10 M of HC6H5O. The Ka of HCNO is…

A: Given : Concentration of HCNO = 0.22 M And concentration of HC6H5O = 0.10 M Ka of HCNO = 3.5 X 10-4…

Q: Which weak acid would be best to use when preparing a buffer solution with a pH of 8.40? an acid…

A: Buffer solutions resist any changes in pH upon the addition of an acid or base to the solution. The…

Q: Calculate the pH of a solution made by adding 0.11 g of solid NaOH to 275 mL of 0.250 M HNO2 (Ka =…

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: Q4: 30 ml with 0.2 M HOAC is diluted to 100 ml and titrated with 0.1 M NaOH. Calculate the pH when…

A: When half of acid is neutralized, it will form an acidic buffer solution in which [Acid ] =…

Q: What is the ph when 126.5 mL of 0.200 M HBr is mixed with 30.0 mL of 0.400 M CH₃NH₂ (Kb = 4.4 ×…

A: Given:  Volume of HBr = 126.5 mL Concentration of HBr = 0.200 M Volume of CH3NH2 = 30.0 mL…

Q: What is the pH of a solution containing a mixture of 0.050 M HC2H3O2 and 0.025 M NaC2H3O2?  (Ka =…

A: Given: [HC2H3O2]=0.050 M [NaC2H3O2]=0.025 M Ka = 1.8 × 10-5 pKa=-log (1.8 × 10-5) pKa=4.745

Q: 1) Calculate the pH of a solution prepared by dissolving 1.90 g of sodium acetate, CH3COONA, in 85.0…

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Q: What is the pH of 20.00 mL 0.100 M acetic acid solution that is mixed with 30.00 mL 0.200 M sodium…

A: Buffer solution is mixture of weak acid and its salt. Here acid used is acetic acid and salt is…

Q: Calculate the pH of a solution which is 0.50 M in HA (a weak acid) and 0.80M in NaA. (Ka for HA =…

A: Henderson-Hasselbalch equation explains the relationship between pH of solution and pKa of acid for…

Q: What is the pH of a buffer solution prepared by dissolving 0.10 mol of sodium acetate (NaC2H3O2) and…

A: Ka = 1.8 × 10-5 pKa = - log Ka        = - log (1.8 × 10-5)        = 4.745.

Q: If 10.0 ml of 1.0 M NaOC and 1.0 M HOAc has a ph of 4.98, what is the equilibrium [H+] and ka value?

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Q: What is the pH of 100.0 mL of 0.10 M HNO;? nooulos M 005.0s ai nois 01 x 02.1 g CH'COOH What is the…

A: pH = -log [H+]

Q: How many grams of NaA (61.41 g/mol) would need to be added to 544 mL of 1.75 M HA to produce a…

A: Molarity of HA, [HA]=1.75 M  Volume of the solution, V = 544 mL=0.544 L pH of the solution=5.49 Ka…

Q: What is the pH of a solution created by mixing 25.00 mL of 0.10 M formic acid and 25.00 mL of 0.10 M…

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Q: Calculate the pH of a solution which is 0.50 M in HA (a weak acid) and 0.80M in NaA. (Ka for HA =…

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Q: (Q17) What is the pH of a solution that is 0.596 M in sodium formate (NaCHO2)? The Ką of formic acid…

A: Write reaction of sodium formate with water and using that reaction find out the pH of given…

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 pH of a solution is related to the acid dissociation constant by the Henderson-Hasselbalch…

Q: What is the p-value of Ca^2+ ion in a solution that is 2.30 x 10^-4 M CaBr2 and 3.90 x 10^-4 M…

A: Answer: p-value is actually equal to the negative of logarithm of molar concentration of respective…

Q: Calculate the pH of a solution that is 0.279 M  acetic acid and 0.190 M  sodium acetate.The Ka of…

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Q: What would be the pH of a 0.12 M solution of a weak acid with Ka = 7.51 x 10^-5?    HA    <=>…

A: [HA] <===> H+ +A-   I           0.12           0       0 C            -x…

Q: pH of the 2.5*10^3 M HA acid solution? ( Ka HA=1.8*10^-6)

A: Given, ka =1.8*10-6  Concentration of HA = 2.5*103 M

Q: Calculate the pH of a solution prepared by mixing 35.0 mL of 0.200 M HCl and 50.0 mL of0.175 M NH (K…

A: Total volume of the solution is = 35ml + 50ml = 85ml = 0.085 L Now finding out the moles of each ion…

Q: calculate the pH of the 0.12M NH4OH solution with Kb = 1.8 × 10-⁵? How much will the pH of the…

A: The question is based on the concept of equilibrium. we have to calculate pH of the Ammonium…

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: A solution of acid HA (0.030 M) was found to have [H*]= 6.5 x 104 M. Calculate the Ka value for the…

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Q: What is the pH of the solution when Julianna has added 10.00 mL of the 0.50 M HCl to the 40.00 mL of…

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Q: A solution prepared by dissolving 2.25 g HA (MW = 51.0) and 4.00 g of NaA in 500 mL of solution has…

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Q: How would you prepare 1.O L of buffer solution of pH 5.50, using O.10 M acetic acid and solid…

A: Note-Since you have asked multiple question, we will solve the first question for you. If you want…

Q: 3. A buffer solution is prepared by adding 5.50 g of ammonium chloride and 0.0188 mol of ammonia to…

A: Buffer solutions The solution that resists any change in pH is known as buffer solution. pH of such…

Q: Chem101 app.101edu.co Question 19 of 23 Submit What is the pH of a 0.820 M solution of Ca(NO2)2 (Ka…

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