What is the pH of the solution that is prepared when 121 g piperidinium chloride salt is dissolved in 100 ml water and mixed with 100 ml 1M NaOH? Select one. a. 3.8 b. 11.8 10.2 d. 92

Q: Select the best conjugate acid–base pair for a buffer solution at pH 12.01. acid…

A: We know the buffer solution, and this solution have buffer zone which is (pH + 1) to (pH - 1) in…

Q: The Ka value of HCN is Ka= 6.20 ×10–10 Calculate the pH of a  0.400 M HCN solution.

A: Given:Ka = 6.20×10-10[HCN] = 0.400 MChemical reaction is given by:

Q: What mass of sodium hydroxide is required to create 750 mL solution with a pH of 12.00.

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Q: What is the pH of a solution that has a 1:4 ratio of acetate ion to acetic acid? pKa acetic acid =…

A: Given  pKa = 4.75 acetate ion to acetic acid = 1/4 It is Acidic buffer,  pH = pKa + log([acetate…

Q: The Ka value of HCN is Ka= 6.20 ×10–10 Calculate the pH of a  0.150 M HCN solution.

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Q: 25.0 g of propionic acid and 36.2 g sodium propionate are mixed in 1.00 L of solution. What is the…

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Q: What is the pH of the solution after the addition of a volume of HNO, equal to the equivalence…

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Q: Calculate the pH of a buffer solution that is prepared by mixing 8.02 ml of a 0.200 M solution of a…

A: We have to calculate the pH of the buffer solution .

Q: d.S a solution where the concentration of undissociated acid particles is high and the relative…

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Q: Please answer ASAP: Trimethylamine, (CH3)3N, is a weak base, and is the compound responsible for…

A: The first problem is based on Ostwald dilution law .and second problem is based on mixing if two…

Q: Part A Part B For 2900 mL of a butter solution that is 0.220 M in HCHO) and 0.285 M in KCHO₂,…

A: pH of the buffer solutions can be determined using H-H equation.

Q: 1. What is the pH of an aqueous solution if the [OH -] = 1.35 x 10 -5 M? A. 8.87      B.  5.13…

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

Q: Ine pH of a 500.00 ml buffer solution containing sodium mandelate and mandelic acid (ka- 3.89x10…

A: Given, Ka = 3.89 x 10-4 ao = 0.90 Formula Used, pKa = - log (Ka) pH is calculated by…

Q: 22. The side effects of using shampoo in hair damage can be overcome by…. A. reduce shampoo contact…

A: Since you have posted more than one question, we can solve only first question for you. If you want…

Q: The Ka value of HCN is Ka= 6.20 ×10–10. Calculate the pH of a  0.300 M HCN solution.

A: Given, Molarity of HCN solution = 0.300 M Ka value of HCN = 6.20 × 10-10

Q: A chemist dissolves 345. mg of pure nitric acid in enough water to make up 150. mL of solution.…

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Q: ACielmist Tieedeu ain dquebus buffer With a PH of 3.90. Part a Your answer is correct. Would formic…

A: Given : We have to calculate the mass of NaCHO2

Q: 7-)

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Q: 5 ml of a 0.2 M NH3 solution are added to 5 ml of a 0.1 M NH4Cl solution (Kb for NH3 is = 1.8 ×…

A: pH of solution can be calculated as follows

Q: a) If a solution has a pH of 5.50 at 25°C, calculate its [OH]. b) The pH of a solution of HCl is 2.…

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Q: Explain why the pH does not change significantly when a small amount of an acid or a base is added…

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Q: A solution with a volume of 500 ml NH3 with a concentration of 0.6 N is mixed with 500 ml of HCL…

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Q: 1.) how to prepare a solution using a volumetric flask? 2.) how to measure the ph of a solution…

A: Take a clean and dry volumetric flask (100ml / 250ml / 1 litre) . Measure the solute that you want…

Q: An unknown salt is either CH3NH3Br, NaClO4, NaF, or NH¼CI. When 0.1004 moles of the salt are…

A: The salts CH3NH3Br and NH4Cl are obtained from the strong acids HBr and HCl having weak bases CH3NH2…

Q: Calculate the pH of the solution that results from mixing 74.0 mL of 0.061 MHCN(aq) with 26.0 mL of…

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Q: 5. A 1.50M acetic acid solution reacts with 20.0 mL 0.200M NaOH. If 20.0 mL of acid is used,…

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Q: Why is it important that air bubbles from the buret or valve be removed prior to starting the…

A: In chemistry, there are many ways to check the deviation of experimental data from the accurate…

Q: There are 0.2 mole of HC2H3O2 and 0.2 mole of NaC2H3O2 in 0.5 liters of water (pH = 4.75). What…

A: Since no. of moles of acetic acid and sodium acetate are equal, that is 0.2. Thus initially, pH will…

Q: If 50 ml 0.40 M HCl  is added onto the 40 ml 0.15 M NaCN solution, what is the final ph?

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Q: A 4.28⋅10^−2 M solution of KOH is made. (answer each part) part a: What is the pOH of this…

A: We have 4.28*10-2 M solution for KOH. We have to calculate the pOH, pH and hydrogen ion…

Q: An analytical chemist is titrating 126.8 mL of a 0.2600M solution of diethylamine ((C₂H₂)₂NH) with a…

A: Given : Concentration of diethylamine = 0.2600 M  Volume of diethylamine = 126.8 ml  Concentration…

Q: alculate the pH of a solution formed by mixing 250.0 mL of 0.15 mol L-1 NH4Cl with 200.0 mL of 0.12…

A: Solution which opposes change in pH value on addition of small amount of strong acid or strong base…

Q: A patient presents to the emergency department in a very critical condition. The patient’s blood was…

A: Given data: Concentration of acid = 4 x 10-14 M Concentration of salt = 3.062 x 10-3 M Ka of…

Q: If HX is a weak acid. An aqueous solution of HX is prepared by dissolving 0.020 mol of HX in enough…

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Q: An acetic acid buffer solution is required to have a pH of 5.27. You have a solution that contains…

A: Buffer solutions are those solutions which resist the change in pH when small amount of acid or…

Q: Calculate the pH of a 20.00 mL of 0.1000 M maleic acid, with 0.1000 M NaOH when a) 19.95 mL of the…

A: Given: Volume of maleic acid = 20 ml Molarity of maleic acid = 0.1 M And molarity of NaOH = 0.1

Q: A solution is made by dissolving enough sodium sulfate to make a solution with a concentration of…

A: Answer  Na2SO4     is made of strong acid and strong base and the…

Q: A solution of formic acid, HCOOH, was prepared by adding 0.010 mols to 10L of water. The Ka for…

A: The number of moles of HCOOH, formic acid, is 0.010 mol. The volume of water used is 10 L. The…

Q: An unknown salt is either CH3NH3Br, NaClo4, NaF, or NH¼CI. When 0.1004 moles of the salt are…

A: This problem can be solved using the concept of hydrolysis of salt.

Q: An analytical chemist is titrating 123.4 mL of a 0.2500M solution of propylamine (C3H₂NH₂) with a…

A: Given Values -> Volume of C3H7NH2 = 123.4 ml Molarity of C3H7NH2 = 0.2500 M Volume of HNO3 = 15.4…

Q: You make 0.1 L of a buffered solution (pH=9.1) by mixing acetic acid and sodium acetate. You have…

A: An aqueous solution that consists of the combination of a weak acid and its conjugate base or vice…

Q: What is the hydrogen-ion concentration and the pH in 500 mL of a 0.100 M solution of acetic acid at…

A: Given that: volume of solution = 500 mL = 0.5 L molarity of acetic acid = 0.100 M mass of acetate…

Q: in 2 liters of water dissolve 2.24 liters of HCl (g) measured under normal conditions. The resulting…

A: The volume of the HCl gas at NTP is = 2.24 liter The volume of the solution is = 2 liter The pH of…

Q: Select ALL solutions that will form a buffer solution (after the reaction is completed)? 3 correct…

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Q: - 8. 50 ml 0.1M NH, is mixed with 100 ml 0.1 M HCI. What is the pH of the resulting mixture? Ans.…

A: Given,  Volume of NH3 (V1) = 50 mL Molarity of NH3 (M1) = 0.1 M Volume of HCl (V2) = 100 mL Molarity…

Q: Determine the pH of the following combination of solutions. A. 8 mL of 0.04 M HCl, 5 mL of 0.8…

A: the mathematical expression of the Henderson Hasselblach equation is ------ pOH = pKb + logSaltbase…

Q: Calculate the theoretical pH of each solution. a. 0.200 M sodium bicarbonate Carbonic acid: pKa1 =…

A: #(a): [NaHCO3(aq)] = 0.200 M or 0.200 mol/L For HCO3-(aq), kPa2 = 10.25 and pKb2 = 14-pKa1 = 14 -…

Q: op your selection from the following list to complete the answer: NaF HI HF HCI, KCI, H,NNH3…

A: Acidic solution has pH less than 7 Basic solution has pH greater than 7 and  neutral solution has pH…

Q: The pH of a 500.00 mL buffer solution containing sodium mandelate and mandelic acid (ka= 3.89×10-4)…

A: Given Ka = 3.89 ×10-4 Degree of Dissociation  = 0.9 CCalculation buffer  solution  PH