4. Calculate the pH of a 0.92M hydrosulfuric acid solution.

Q: Calculate the (a) pH (b) pOH (c) percent ionization of 0.100 M ammonia. NH3 Kb = 1.8x10-5 %3D

A: Concentration of NH3 , c = 0.100 M Kb = 1.8 × 10-5

Q: A chemist dissolves 831. mg of pure hydrochloric acid in enough water to make up 170. mL of…

A: Given data: Mass of pure hydrochloric acid HCl = 831 mg = 0.831 g Volume of solution = 170. mL =…

Q: Calculate the pH of 0.085 0 M pyridinium bromide, C5H5NH1Br2. Find the concentrations of pyridine…

A: Given information: Concentration of pyridinium bromide = 0.0850 M

Q: What is the pH of a 0.400M solution of sodium acetate?

A: The chemical formula of sodium acetate is CH3COONa. It is a salt of strong base NaOH and weak acid…

Q: A certain weak base has a K, of 7.20 x 10-7, What concentration of this base will produce a pH of…

A: Base dissociation constant Kb is utilized to determine the basic nature of a solution. It refers to…

Q: Determine the Kb of a weak base if a 0.19-M aqueous solution of the base at 25⁰C has a pH of 10.88

A: The question is based on the concept of equilibrium. we have been given a weak base  whose PH and…

Q: Calculate the pH of the following solutions a)1 L 0,100 M malonic acid b)100 ml 0,100 M malonic…

A:

Q: Calculate the pH of a solution prepared by mixing 5.0 mL of a strong acid solution of pH 4.00 and…

A:

Q: A chemist dissolves 742. mg of pure hydrochloric acid in enough water to make up 280. mL of…

A: Given : Mass of HCl = 742 mg = 0.742 g…

Q: Calculate the (a) pH (b) pOH (C) percent ionization of 0.100M ammonia. NH3 Kb = 1.8x10¬s

A:

Q: The pH of 30 cm^3 of an acidic solution is 2.89. Calculate the concentration of hydrogen ions and…

A:

Q: 画 A chemist dissolves 178. mg of pure barium hydroxide in enough water to make up 160. mL of…

A:

Q: Determine the pH of a 0.0020M barium hydroxide solution.

A:

Q: A chemist dissolves 211. mg of pure perchloric acid in enough water to make up 380. ml. of solution.…

A:

Q: Calculate the pH of each solution. 9.09 x 10 2 М HЕг

A: In 9.09 x 10-2 M HBr solution, the concentration of H+ and Br- will be equal to 9.09 x 10-2 M.

Q: Given that Ka for HCN is 6.2×10−10, calculate Kb for CN-. Express your answer to two significant…

A: 1- First question, Calculate the value of Kb for weak base CN- ion :  We know that, Kb × Ka = Kw  Kb…

Q: Calculate the pH of a 0.87 M methylamine solution.

A: pH of solution is defined as negative logarithm of hydrogen ions.

Q: What is the pH of a 0.500 M  solution of sodium acetate?

A: Sodium acetate is a basic salt formed from strong base sodium hydroxide and weak acid acetic acid.…

Q: Calculate the pH of a 0.0778 M aqueous solution of formic acid (HCOOH, K, = 1.8×10). pH =

A: The value of Ka for the formic acid is 1.8 × 10-4

Q: Find the pH of a 0.0100 M sulfuric acid (H2SO4) solution

A: Given: Sulphuric acid (strong acid) Given acid is strong acid hence it completely dissociates into…

Q: Calculate the pH of 0.024 M chloric acid

A:

Q: A certain weak base has a ?b of 7.30×10^−7. What concentration of this base will produce a pH of…

A: pH of the base is 10.25. The sum of pH and pOH of a solution is equal to 14.

Q: Nitrous acid (HNO2), is a monoprotic acid with an ionization constant of 3.98 x 104. Calculate the…

A: Ionisation constant (i.e. ka) = 3.98 × 10-4  Concentration of HNO2 = 0.25 M  pH of the solution = ?

Q: Maleic acid (H2C4H2O4) is a diprotic acid with ?a1=1.20×10−3 and ?a2=5.37×10−7. Determine the pH of…

A: 1- First we will determine the H+ ion concentration :  Most H+ ion comes from first dissociation.…

Q: A solution of household bleach contains 5.25% sodium hypochlorite, NAOCI, by mass. Assuming that the…

A:

Q: Determine the pH of the HCl solution in the chemical cabinet that is 27% by mass. (Density of H2O =…

A: Molar mass of HCl = 36g/mol Density = Mass/Volume  Density = 1.150 Mass = 1.150 x V Mass in the…

Q: Determine the [H3O'] and pH of a 0.100 M solution of benzoic acid.

A: The pH of a 0.100 M solution of benzoic acid is calculated as,

Q: Calculate the pH of a 25.00 mL solution of 0.400 M formic acid (HCOOH).  Use the internet to find…

A: Formic acid dissociates in its aqueous solution as: HCOOH→H++HCOO-

Q: Explain how you determine the pH of 0.500 M HOCI (Ka = 3.6 x 10) www m

A: pH  = - log [H3O+] HOCl is a weak acid and doesn't undergo complete dissociation in solution. Thus,…

Q: Maleic acid (H,C,H,O,) is a diprotic acid with Kal = 1.20 × 10-3 and Ka2 = 5.37 × 10-7. Determine…

A:

Q: Find the pH of a 0.72M hydrochloric acid solution

A:

Q: What is the pH of a 5 x 10^-3 M KBr solution? Show all calculations.

A: KBr is a salt of strong acid (HBr) and strong base (NaOH)).  So it is a neutral salt.

Q: Calculate the pH of each solution: (a) 0.0155 M HBr (b) 1.28 × 10-³ M KOH (c) 1.89 × 10-3M HNO3 (d)…

A: pH is a scale used to specify the acidity or basicity of an aqueous solution. Acidic solutions  are…

Q: Calculate the pH of a 0.0644 M anilinium chloride solution. pH= Calculate the concentrations of…

A: Let us consider a ICE table below, HA = conjugate acid = 0.0644 M (anilinium chloride ) A- =…

Q: Calculate the pH of 0.40 M NH3 solution, Kb = 1.8 x 10° M.

A: Given :-  concentration of NH3 solution = 0.40 M  kb for NH3 = 1.8 × 10-5 M  To be calculated :-  pH…

Q: Calculate the pH of a 1.7 M Ca(OH)2 aqueous solution. a.13.8 b.14.5 c.13.5 d.14.2

A:

Q: The pH for 1.0 × 10⁻³ M solution of cocaine, a weak base, is 9.70. Determine the value of Kb for…

A: Cocaine can be denoted as B. Concentration of OH- ions in cocaine can be determined as follows,

Q: A chemist dissolves 339. mg of pure hydroiodic acid in enough water to make up 180. mL of solution.…

A:

Q: 6. 7 8. 10 11 12 14 A chemist dissolves 311. mg of pure sodium hydroxide in enough water to make up…

A:

Q: What is the pH of a 0.15 M hydroiodic acid solution?

A: Given     Concentration  of HI    = 0.15 M                                  PH   =  ?

Q: Calculate the pH of a 0.250M solution of lead nitrate, Pb(NO₃)₂.

A: PH = - log [H+] Where [ H+] = concentration of H+

Q: Determine the [H3O+] and pH of a 0.100 M solution of benzoic acid.

A: The pH of a 0.100 M solution of benzoic acid is calculated as,

Q: A certain weak base has a K, of 8.20 x 107. What concentration of this basc will produce a pH of…

A: Given, pH= 10.29 Kb = 8.20*10-7

Q: Determine the pH of an HNO2 solution of each concentration. In which cases can you not make the…

A: To solve this table will be created with initial and equilibrium concentration. The reactant is…

Q: Determine the pH of each solution.a. 0.0100 M HClO4 b. 0.115 M HClO2 c. 0.045 M Sr(OH)2 d. 0.0852 M…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: What is the pH of a 0.025 M pyridine solution? (Kb value for pyridine = 1.7x 109)

A:

Q: Explain how you determine the pH of 0.500 M HOCI (Ka 3.6 x 108)

A:

Q: Calculate the pH of a 0.56 M benzoic acid solution.

A:

Q: Calculate the pH of each solution: (a) 0.0155 M HBr (b) 1.28 х 10 3М КОН (c) 1.89 × 10³M HNO3 (d)…

A: Given, (b) Concentration of KOH is 1.28 x 10-3M (d) concentration of Sr(OH)2 is 1.54 x 10-4 M…

Q: A 0.365g sample of HCI is dissolved in enough water to give 2.00 x 10-2 ml of solution. What is the…

A: