v. What is pH? Calculate the pH for 0.0001N NH4OH solution of 100mL volume. The pKb value for NH4OH at 25oC is 1.76 x 10-5.

Q: How many grams of BHCl(acidic salt , 69.99g/mol) would need to be added to 483mLof 1.52 M B(a weak…

A: pH + pOH = 14 pOH = pKb + log[salt]/[base] pKb = -logKb

Q: 1) Calculate the pH of a solution prepared by dissolving 1.45 g of sodium acetate, CH₂COONa, in 50.0…

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Q: What is the pH of a system that is 0.40 M in NH3 and 0.80 M in NH4Cl? (Kb = 1.8 x10-5 )

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Q: What is the pH of a solution of 0.300 M HNO2 containing 0.210 M NANO2? (Ka of HNO2 is 4.5 x 10-4)

A: Buffer solution: The solution that resists the change in pH is known as a buffer solution. The…

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: 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: What is the pH of a solution made by adding 23.5 g of KC2H3O2 to 400 mL of 0.80 M HC2H3O2? (Ka for…

A: Molarity of KC2H3O2 is calculated as follows:

Q: What is the pH of a solution of 0.400 M CH,NH, containing 0.100 M CH,NH,l? (Kb of CH;NH, is 4.4 x…

A: This is a basic buffer solution. A buffer resist the change in PH of the solution.

Q: What is the pH of an aqueous solution that is initially prepared as  0.40 M  Ca(ClO2)2 ?    Note:…

A: To calculate pH , we would use an ICE table for ClO2-.  For this first we would Calculate it's…

Q: What is the pH of a 0.72 M solution of ammonia NH; (pK), = 4.74 at 25 C?

A:

Q: a) Calculate the pH of an aqueous solution of the salt NaA, which was made to a concentration of…

A: pH = 7 + (pKa + log C)/2 pOH = pKb + log [salt]/[base] pH + pOH = 14

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: What is the pH of a buffer made of 1.4E-1 M CH3COOH(aq) and 4.6E-1 M NaCH3COO(aq)? Ka for CH3COOH =…

A:

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: what is the ph of a 0.85 M solution of pyridine (C5H5N, Kb = 1.70 x 10 ^-9)

A: Pyridine is a weak base. pOH of a weak base. pOH = -log [OH-] pH = 14 - pOH For a weak base like…

Q: What is the pH of a solution

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Q: Calculate the pH in the titration of 20 mL of o.5M Acetic acid solution (CH3COOH) by 0.5M NaOH…

A: Since the volume of NaOH added is 0 mL hence the solution has only acetic acid  Assuming that y…

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: What is the pH of a solution containing 0.30 M NH4OH and 0.52 M NH4Cl? Kb= 1.8 x10-5

A:

Q: What is the resulting pH of mixing 50.0 ml 0.0500 M NH4Cl (aq) with 10.0 ml 0.0500 M HNO3(aq)? If…

A: Given :  Molar concentration of NH4Cl = 0.0500 M  Volume of NH4Cl solution = 50.0 ml  Molar…

Q: What is the pH in the titration of 100 ml of a 0.030 M solution of NH3 with 0.00 ml of 0.150 M HCl?…

A: Given that : The volume of NH3 = 100 mL [NH3] = 0.030 M The volume of HCl = 0.00 mL [HCl] = 0.150 M…

Q: What is the pH of the solution when 50.0 mL of 2.5 M NaOH has been added to the 0.100 mol of formic…

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Q: C PO,3-. Express the constant in terms of the a value and the formation constant. K1 = Express the…

A:

Q: Calculate the pH of 0.30 M NaOH solution ?   Kw = 1.0 x 10-14

A: pH is defined as the concentration of hydronium ion in the solution

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

A: 2) Given: Ka of HC9C7O4 = 2.0 × 10-4  a) Given: Mass of HC9C7O4 = 0.500 g. And volume of solution =…

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: 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…

A:

Q: Calculate the pH of a 0.800 M NaCH3CO2 solution. Ka for acetic acid, CH3CO2H, is 1.8 x 10-5.

A: Interpretation: The pH of a 0.800 M NaCH3CO2 solution is to be determined.

Q: For the titration of sulfuric acid (H2SO4) with sodium hydroxide (N2OH), how many moles of sodium…

A: The reaction taking place can be written as  NaOH + H2SO4 --------> Na2SO4 + H2O Balancing :…

Q: Pyridine has Kb = 1.7 x 10-9. What is the pH of a 0.10 M pyridine solution?

A: Pyridine is a weak base. For a weak base solution: [OH-] = (Kb x C)1/2 pOH = -log[OH-] pH + pOH = 14

Q: Calculate the pH when 1.77 g of C6H5COONa (FW = 144.1 g/mol) is added to 48 mL of 0.50 M benzoic…

A: Ka = 6.5 x 10-5 pKa = - log Ka = - log (6.5 x 10-5) = 4.187

Q: Would the concentration of OH- in the solutions for Runs 2-4 be different if deionized water was…

A: The main diffrence between the deionized water and the NaCl solution is the lacking of ion in…

Q: 9 (a) Define and write the expression of Kw for the dissociation of water (H2O). Kw is the of Kw (b)…

A: On autoionization of water, H+ and OH- ions are produced.

Q: What is the pH of the solution that results from adding 25.0 mL of 0.012 M NaOH to 25.0 mL of 0.024…

A:

Q: ritration of 100.0mL 0.1ONH 3 with 1on- 0.10M HN0 3. what is the pH afteR 50.0mL oL O.10M HNO

A: titration is the process through which we can calculate the concentration of the unknown solution…

Q: What is the pH of 0.273 M trimethylammonium iodide, (CH3)3NHI? The Kb of trimethylamine, (CH3)3N, is…

A: Kb = 6.3 x 10-5

Q: Calculate pH and pOH of the: 0.5M aniline (C6H5NH2) solution (Kb= 3.8 x 10-10)

A: Given,  [C6H5NH2] = 0.5 M  Base dissociation constant of C6H5NH2 = 3.8 x 10-10 pH and pOH = ?  Base…

Q: Calculate [OH] in a solution obtained by adding 1.90 g solid KOH to 1.00 L of 10.0 M NH3. (Kb of NH3…

A: KOH is a strong base, whereas NH3 is a weak base.

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: What is the pH of a 0.862 M NH3 solution that has a Kb = 1.8 x 10-5?

A:

Q: The acid dissociation constants for sulfurous acid are: Ka1 = 1.2 x 10-2 and Ka2 = 6.6 x 10-8 (a)…

A: Given, Acid dissociation constants of H2SO3 are: Ka1=1.2×10-2Ka2=6.6×10-8

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: 9 (a) Define and write the expression of Kw for the dissociation of water (H½O). Kw is the of Kw =…

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

Q: You have 500. mL of a solution containing 0.20 M acetic acid (CH3COOH) and 0.30 M sodium acetate…

A:

Q: What is the pH of the solution when Caitlin has added 30.00 mL of the 0.25 M LIOH to the 25.00 mL of…

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

Q: What is the pH of a 0.340 M solution of Ca(NO₂)₂ (Ka of HNO₂ is 4.5 × 10⁻⁴)?

A: The salt given is Ca(NO2)2  Since the salt is made up of strong base cation from Ca(OH)2 and anion…

Q: What is the value of Q when the solution contains 2.00 x 10¬³M Ca2+ and 3.00 x 10-² M SO4²-?

A: To find Q?

Q: Q3|| A. Calculate the PH of the (0. 1 N) Na; PO4 in 250 ml B. What is the Normality of a sulfuric…

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