A buffer solution is 0.452 M in HClO and 0.357 M in KClO . If Ka for HClO is 3.5×10-8 , what is the pH of this buffer solution?

Q: 1. A buffer solution of pH 7.30 will be prepared from 50.00 mL solution of 0.075 M NaH₂PO4 (K₂ =…

A: Given : pH = 7.30 Ka = 6.3 ×10^-8 Molar mass of NaH2PO4 = 119.0 g/mol Volume = 50.00ml Moles of…

Q: is solution is prepared by mixing 25 mL of 0.1 M HCHO2 with 25 mL of .2 M NaCHO2. The pH of the…

A: Given values-> Volume of HCHO2 = 25ml Molarity of HCHO2 = 0.1 M Volume of NaCHO2 = 25 ml Molarity…

Q: 18. Calculate and compare [H'] and pH for a 0.300 M solution of HCl and a 0.300 M solution of HCO…

A: Answer :-  a) pH of 0.300 M HCl solution = 0.52  b) pH of 0.300 M HClO solution = 2.49  c) Since, pH…

Q: 3. a. Find the pH of a solution that is 0.25 M NH, and 0.10 M NH.CI given that the K. for NH" is…

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Q: Determine the pH of a 1.0M solution of sodium acetate (NaC2H3O2). Ka = 1.8x10-5 for acetic acid.

A: Dear student,  As you have asked multiple question but according to guidelines we will solve first…

Q: 15. Calculate the pH of a 0.10 M NH4CN solution 16. Calculate the pH of a solution prepared by…

A: The pH of a solution is a measure of its acidity or basicity. It is defined as the negative…

Q: A 500.0 ml solution of a buffered solution has a pH = 7.4 a. What is the [H3O+]? b. If a few of…

A: pH:The  is a unit of measure which describe the degree of alkanity or acidity of a solution.

Q: Given Ka for HNO2 = 5.0 * 10 ^ - 4 1. What is the pH after the reaction of 30.0 mL of 0.25 M HBr…

A: Q1) According to the law of equivalence, an acid exactly neutralizes the same number of equivalents…

Q: What is the pH of a solution that is 0.0100 M HCN and 0.0200 M in NaCN? Ka (HCN) = 6.2 x 10-10..…

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Q: A buffered solution is made by adding 80.0 g NH, Cl to 1.00 L of a 0.90-M solution of NH3. Calculate…

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Q: What is the pH of a solution that is 0.250 M in KH2PO4 and 0.600 M in K2HPO4

A: Given -> [KH2PO4] = 0.250 M  [K2HPO4] = 0.600 M

Q: 4. What are the equilibrium concentrations of all species and the pH of a 0.20 M solution of HF…

A: The question is based on common ion effect.  Due to common ion effect of F- equilibrium of HF shift…

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

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Q: None

A: For this problem, we're given a buffer solution composed of a weak acid (HA) with a dissociation…

Q: The pH of a solution of 19.5 g of malonic acid in 0.250 L is 1.47. The pH of a 0.300 M solution of…

A: 1- We will determine the first Ka1 :  a) Determine H+ ion concentration ;  [H+] = 10-pH   [H+] =…

Q: Calculate the pH of a 0.100 M Na3PO4 solution. Find the mL of 0.40 M HClO4 that must be added to 100…

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Q: 1. Calculate the change in pH when 5.00 mL of 0.0100 M HNO3 is added to 50.0 mL of water. 2. Write…

A: 1) Given, V1 = 5 mL = 5 × 10-3 L M1 = 0.0100 M Molarity, M = number of moles / volume in L,…

Q: III. A solution is made by adding 10-3 M HOCI and 10-3 M NaPr to water. Then, NaOH is added until…

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Q: . If BaCl2 completely dissolves in water, what is the ionic strength of a 0.0300 F solution of…

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Q: A 12.7 mL solution of 0.100 mol L-1 HOCI is titrated using 0.150 mol L-1 NaOH. What is the pH of the…

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Q: 6. A titration is carried out where 3.0 mL of 0.70 M NaOH is added to 15.0 mL of 0.150 M HCl. What…

A: Given, For NaOH solution Concentration of NaOH solution = 0.70 M = 0.70 mol/L Volume of NaOH…

Q: The pH of a solution that is 2.5x10 M in CSOH is 2.50 3.60 - 7.00 since CSOH is the salt of a strong…

A: [H3O+] is hydronium ion concentration which is important to calculate the pH of the solution whereas…

Q: 9. An unknown salt is either: NaF, NaCl or NH,CI. When 0.1 mol of the salt is dissolved in 1.0 L of…

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Q: HASO HNO2 K = 5.0 x 10-3 K = 4.5x 104 1. You have a solution containing 70.0 mL of 0.40 M HASO and…

A: H3AsO4  is a weak acid. The solution of weak acid and its salt is called a buffer solution. The pH…

Q: 2. How many moles of HOCI should be present together with 0.50 mole of Ca(OCI)2 in a 1.00 L solution…

A: Step 1:Step 2:Step 3:Step 4:

Q: 1. Write a chemical equation for the dissociation of the hypochlorite ion, ClO-1, in water to make a…

A: Hello. Since the question contains multiple parts, the first part is solved. In case the solution…

Q: This curve represents titration of a. base with Kal < Ka2 b. base with Kbl < Kb2 C. acid with Kal <…

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Q: HCN is a weak acid (?a=6.20×10−10) , so the salt, KCN , acts as a weak base. What is the pH of a…

A: First write down the reaction between KCN and H2O. Then find OH- or H3O+ and using that find pH of…

Q: 5. A 25.0 mL sample of 0.500 M formic acid (HCOOH) is titrated with 60.00 mL of 0.300 M NaOH. What…

A: The question is based on the concept of pH of the solution.  It is defined as a negative logarithm…

Q: Calculate the pH of the solution that results when 56.0 mL of 0.1510 M NH. is a diluted to 90.0 mL…

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Q: A buffer solution is 0.308 M in H2 C204 and 0.252 M in NaHC204. If Kal for H2C2O4 is 5.9 x 10¬ª,…

A: The pH of a buffer solution prepared by mixing a weak acid with the salt of its conjugate base can…

Q: An acid solution is made by diluting 30.6 mL of 0.2360 HI to 1.000 L. 1. What is the pH of this…

A: pH measures the acidity of the solution. The concentration of hydronium ion. pH determined as…

Q: 1. In aqueous solution which of the following salts would not hydrolyze, would hydrolyze to give an…

A: Given options are : a). CrCl3 b). KClO c). NaF d). NaBr e). NH4NO3 f). KNO3 g). NH4CN The following…

Q: A 75.0 mL sample of 0.0500 M HCN (Ka = 6.2 x 10-10) is titrated with 0.421 M NaOH to the equivalent…

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Q: A volume of 25.0 mL of 2.75 M HCl, is to be titrated with 1.025 M strong base, B(OH)2. Calculate the…

A: The strength of an acid solution is determined by titrating it against a standard base solution or…

Q: None

A: 1. Given: [B]=0.175M;[OH−]=0.00462M;Kb​=???Step 1: Write the acid dissociation of the base in…

Q: )A solution made by dissolving 7.40 g of potassium hypochlorite (KClO) into 1.50 L of solution.…

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Q: A solution contains 0.339 M HA (K₂5.39-10) and 0.771 M NaA. What is the pH of this solution? What is…

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Q: You have two buffered solutions. Buffered solution 1 consists of 5.0 M HOAc and 5.0 M NaOAc;…

A: The acid HOAc is a monoprotic weak acid.

Q: Calculate the pH of each of the following solutions at 25°C. a. 0.125 M HONH2 (K = 1.1 x 10-8) pH =…

A: Since you have posted multiple sub-parts questions, as per our company guidelines we are supposed to…

Q: Calculate the pH of each of the following buffered solutions.            Ka of acetic acid = 1.8 x…

A: Since you are asked for multiple sub parts, we are entitled to solve first three only.

Q: 1. 10.0 g of NaHCO3 is dissolved in a mixture of 1750 mL water and 250 mL of 0.20 M NaOH. a.…

A: The pH of a solution is used to determine the acidity or alkalinity of a solution. A buffer solution…

Q: Given only NaHS and HCl, How many mL of 1.00 M HCl should be added to a 50.0 mL solution that…

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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.