16.72 Calculate the molar concentration of OH in a 0.724 M solu- tion of hypobromite ion (BrO"; K, = 4.0 × 10-°). What is the pH of this solution?

Q: If 8.5 grams of solid NaC2H3O2 (MW = 82.03 g/mol) are added to 100.0 mL of water, how many mL of 1.0…

A: Answer:- Henderson-Hasselbach equation :- This equation is used for the determination of pH or pOH…

Q: Chlorine is the active ingredient in most household bleach and is one of the most commonly used and…

A: An acid is classified as weak acid or strong acid depending on the dissociation that acid undergoes.…

Q: In the laboratory, a general chemistry student measured the pH of a 0.558 M aqueous solution of…

A:

Q: What should the pH be for a 0.1 M solution of a strong monoprotic acid? If these strong acids are at…

A: pH calculation for a strong monoprotic acid :

Q: A. Calculate the pOH of each of the following solutions: 1) 0.5 M of Ca(OH), 2) 0.0235 Mof HCI 3)…

A:

Q: The hydronium ion concentration of vinegar is approximately 4 × 10−3 M. What are the corresponding…

A: Given : hydronium ion concentration i.e [H3O+ ] = 4 X 10-3 M

Q: If an acid, HA, dissociates to 0.1% when added at a final concentration of 0.05M in water, that is:…

A: 1- First calculate the H3O+ ion concentration :  [H3O+] = ( Concentration ) × ( Degree of…

Q: Milk of Magnesia, a suspension of Mg(OH)2, a laxative, can be used as treatment for constipation…

A: We will first calculate solubility of Mg(OH)2 using Ksp ,then find grams of undissolved substance…

Q: The active ingredient in aspirin is acetylsalicylic acid (HC9H7O4), a monoprotic acid with a Ka of…

A:

Q: Calculate the pH of a solution containing 0.10 mol/L ammonia, NH,. Kb for ammonia is 1.8x10-.

A: The concentration of ammonia = 0.10 mol/L = 0.10 M (mol/L = M) Kb for ammonia, NH3 = 1.8×10−5

Q: The pOH of an aqueous solution of 0.428 M acetylsalicylic acid (aspirin), HC9H7O4, is

A: Aspirin is a monoprotic weak acid with formula HC9H7O4. Hence it will dissociate partially as per…

Q: What is the pH of a 0.540 M solution of Ca(NO,), (Ka of HNO, is 4.5 x 10*)?

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Q: The pH of solution of Ba(OH)2is 10.66 at 25oC. What is the hydroxide ion concentration in the…

A: Given that, pH of solution is 10.66

Q: 4) The concentration of the hydroxide ion, OH-(aq), in an aqueous solution is 2.5 x 10–3 mol/L. What…

A: 4). Given,  Concentration of hydroxide ion= 2.5×10^-3 mol/L

Q: 1) Calculate the pH of a solution prepared by dissolving 1.60 g of sodium acetate, CH;COONa, in 64.0…

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

Q: In a solution of 0.015 mol L-1 HBr(aq) at 25 °C (a) What are the concentrations of the hydronium,…

A: pH stands for the potential of hydrogen ion concentration or power of hydrogen. The pH of an aqueous…

Q: The pH of a 0.70 mol/L weak base solution is 10.22. What is the Kb of the base?

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Q: In the laboratory, a general chemistry student measured the pH of a 0.564 M aqueous solution of…

A: Quinoline is a heterocyclic aromatic compound and a colorless liquid with a strong odor. Quinolines…

Q: A student added 1.78g of Ca(OH)2(9) to 0.250 L of 0.200 molL"' HNO3(aq)- The mixture was carefully…

A: We have to calculate the pH of solution.

Q: If solutions of NH4Cl (aq) and NH3 (aq) are mixed, which ions in the resulting solution are…

A: The solution of a mixture of weak acid and its conjugate base is known as Buffer. According to…

Q: ulate the pH of a solution prepared by dissolving 1.90 g of sodium acetate, CH,COONA, in 85.0 ml of…

A: Given, Mass of Sodium Acetate = 1.90 g Ka of CH3COOH is 1.75×10-5.

Q: The acid ionization constant for a certain monoprotic acid (HA) is 1.57×10−4. What is the pH of a…

A:

Q: The concentration of CH3COOH (pKa=4.75) in vinegar is about 1.0 M. With this what do you predict the…

A: pH is the negative logarithm of Hydrogen ion concentration. pH of a solution can be calculated as:…

Q: The PH of a solution of HCL in water is found to be 1.20.What volume of water would be added to…

A: Formula used  M1V1= M2V2

Q: Calculate the pH of a mixture containing 0.23 M HONH2 and 0.44 M HONH3Cl. (Kb = 1.1 × 10–8)  What…

A:

Q: If 15.0 mL of glacial acetic acid (pure HC2H3O2) is diluted to 1.50 L with water, what is the pH of…

A: Given Volume of solution = 1.50 L Volume of glacial acetic acid = 15.0 mL density of glacial acetic…

Q: when 100 ml of a .01 M Mg(OH)2 solution is mixed with 100 mL of a .01 M HCl solution, what is the pH…

A: Since both acids and base are strong  hence they will react to form water as shown below Mg(OH)2 + 2…

Q: Question attached

A: pH is a measure of acidity of the solution. pH of a salt of a weak acid and strong base may be…

Q: The pOH of an aqueous solution of 0.423 M benzoic acid, C¿H;COOH is

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Q: Determine the base ionization constant (in x 10^5) of a 0.0925 g sample of week base (molar mass =…

A:

Q: Calculate the pH of a mixture made by adding 54.6 mL of 0.015 M HHNO3(aq) to 142.9 mL of water at…

A: Given,  The pH of a mixture made by adding 54.6 mL of 0.015 M HNO3(aq) to 142.9 mL of water at 26.6…

Q: The pOH of an aqueous solution of 0.591 M phenol (a weak acid), C,H5OH, is

A:

Q: .623 g of NaC2H3O2 are placed in a solution of 0.105 M HC2H3O2 to make 1.00 L of solution. What is…

A: pH is negative logarithm of Hydrogen ion concentration

Q: The pH of which of the following solutions will decrease by 1.00 pH unit when diluted with water to…

A: Since we know that if we dilute an strong acid solution it's pH will increase but if we dilute an…

Q: What will be the pH of the solution when 12.0 mL of 0.400 M KOH is added to a 25 mL of 0.200 M HOCI…

A: Given-> Volume of KOH = 12.0 ml Molarity of KOH = 0.400 M Volume of HOCl = 25 ml Molarity of HOCl…

Q: The pH of 750 mL (3 SF) of an aqueous solution containing only NaNO 2 is 8.42. If HNO 2 has a Ka of…

A:

Q: 1.4 A 0.015 M solution of hydrogen cyanate , HOCN, has a pH of 2.67 a) What is the hydronium ion…

A: Given: The pH of the solution of hydrogen cyanate is 2.67. The molarity of hydrogen cyanate is 0.015…

Q: The pH of a 0.55 M aqueous solution of hypobromous acid, HBrO, at 25oC is 4.48. What is the value of…

A: The concentration of HBrO solution = 0.55 M. pH of aqueous HBrO solution = 4.48.

Q: The pH of a 0.16 M solution of a weak acid, HA, is 2.85. What is the value of Ka for the weak acid?

A: The question is based on the dissociation of weak electrolyte. We  have been given a weak Acid which…

Q: Sodium hypochlorite solution, sold as “chlorine bleach,” ispotentially dangerous because of the…

A: NaClO is a salt of strong base NaOH and weak acid HClOThe anionic part ClO- undergoes anionic salt…

Q: /1. The acid dissociation constant for HBRO is 2.8 x 109. Calculate the equilibrium concentrati- all…

A:

Q: The uses of sodium phosphate include clarifying crudesugar, manufacturing paper, removing boiler…

A: Na3PO4 + 3H2O --------> 3NaOH + H3PO4  Molecular weight if Na3PO4 = 163.94 g/mol  Molecular…

Q: The pH of an aqueous solution of 0.223 M ammonium bromide, NH,Br (aq), is This solution is

A: In this question, we want to determine first the pH of the aqueous solution of NH4Br(aq) and then…

Q: The pH for a solution with an [OH] of 1.0 x 10^-6 is?

A: We have Concentration of OH- as 10-6 , we have to predict the pH of Solution.

Q: What is the pH of a 0.200 M NaHCO, solution? The K, for HCO, is 5.6 x 1011

A:

Q: What is the pH of a 1.00 molar solution of NaCN(aq)? The Ka for HCN = 6.2 × 10–10 .

A: Given information: Concentration of NaCN solution = 1.00 m The pH of a 1.00 molar solution of NaCN…