Determine the pH of a 0.188 M NH 3 solution at 25°C. The Kb of NH 3 is 1.76 x 10 -5.

Q: Calculate the [H3O+], [OH-], pH and pOH of  a 0.120 M HNO2  (nitrous acid).  Ka = 7.10 x 10-4

A: The given data contains, Ka= 7.10×10-4 Concentration of HNO2 = 0.120 M

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Q: Calculate the pH of 0.225M pyridine (C₅H₅N) Ka = 1.4 x 10⁻⁵

A: Pyridine is a weak base . Ka*Kb = 1*10^-14  Kb = 1*10^-14/1.4*10^-5 = 7.1 *10^-10  Pkb = -log…

Q: Calculate the pH of a 1.88 M NH3 (Kb = 1.8 x 10^–5) solution

A: The pH is a scale that is widely used to measure the acidity or basicity of a solution. The pH is…

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Q: The pH of a 0.064-M solution of hypobromous acid (HOBR but usually written HBrO) is 4.97. Calculate…

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Q: Calculate the pH of a solution (aq., 25 oC) when 25.00 mL of 0.250 M KOH is added to 25.00 mL of…

A: Answer :-  pH = 4.20  The pH of a solution, when 25.00 mL of 0.250 M KOH is added to 25.00 mL of…

Q: What is the pH for a 0.021 M M(OH)2 solution? Assume complete dissociation.

A: The pH of the solution is determined as- pH = -log [H+] And the relationship between [H+] and [OH-]…

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Q: Calculate the pH of a 0.88 M aqueous solution of the base aniline, Ce H; NH2 (K, = 4.0 x 1010). C,H;…

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Q: Determine the pH of each of the following solutions.   0.115 MM HClO2

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Q: Determine the OH-, pH, and pOH of a solution with a H+ of 4.5 x 10-6 M at 25 °C. [OH"] = pH = pOH =

A: Solution pH and pOH defined as the   negative log of concentrations of hydrogen or hydronium ions.…

Q: Calculate the pH of a 1.5 x 10-2 M solution of HBr.

A: The concentration of HBr solution is = 1.5 x 10-2 M The pH of the solution is =?

Q: What is the pH of an aqueous solution that is 0.123 M NH4Cl? (Kb for NH3= 1.8 x 10^-5)

A: Solution :         The pH of an acid or base can be calculated by using hydronium ion…

Q: PH of a solution whose OH ion concentration is 0.010 m/l 10-12 O 10-3 O 12

A: pH of the solution = 12    Answer is 'more reactants'

Q: What is the pH of 0.0050 M Ba(OH)2(aq) 2.00 11.70 2.30 12.00

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Q: Calculate the pH of an aqueous solution at 25°C that is 0.28 M in phenol (C&H5OH ). (K, for phenol…

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Q: Calculate the pH of a 0.188 M NH3 solution. The Kb of NH3 is 1.76 x 10-5 O 5.480 O 12.656 O 11.260…

A: NH3 dissociates in water as,                                     NH3 +H2O -----> NH4+ + OH-…

Q: Determine the pH of a 0.50-M solution of NH4OCl.

A: The question is based on the concept of salt hydrolysis. we have to calculate pH of the given salt…

Q: The pH of a 0.063-M solution of hypobromous acid (HOBR but usually written HBRO) is 4.98. Calculate…

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Q: What is the pH of a solution made by adding 0.50 mol of formic acid (HCOOH) and 0.50 mol of sodium…

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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 7.1 x 104 M solution of HC104, a strong acid, at 25°C. pH =

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Q: What is the pH of a 8.1 × 10-6 M KOH solution?

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Q: What is the pH of a solution that has [OH-] = 2.2 x 10-5 M?

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Q: What is the PH of 1.25 x 10-6 M HCI solution?

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Q: 1) the PH of 0.250 M NH,Br (acidic salt, K= 5.6x10 10) is: a) 9.3 b) 1.5 c) 4.9 d) 7.0

A: When NH4Br  get hydrolysis then the solution will go to acidic in nature.

Q: Given that the Ka of a monoprotic acid HA is 3.20 x 10, and the acid HA concentration is 0.751 M,…

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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: What is the pH of the following solutions? [H+] = 1.5 × 10-3 M ▪ [H+] = 8.7 × 10-12 M %3D [OH-] =…

A: The solutions are given below -

Q: Calculate the pH of a solution with an H+1 concentration of 2.90 x10-12and identify the solution as…

A: Given: Concentration of H+ ions =  2.90×10-12

Q: Calculate the [OH-], [H3O+], pOH and pH of a 0.075 M NH3 Ka NH4+ = 5.70 x 10-10

A:

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: 4. Calculate the [OH-], [H3O+], pOH and pH of a 0.0750 M NH3 Ka  NH4+  = 5.70 x 10 -10

A: The [OH-], [H3O+], pOH and pH of a 0.0750 M NH3 are to be calculated. Given: [NH3] = 0.0750 M Ka…

Q: Determine the pH of 3.15 M HF. For HF, Ka = 6.5 x 104

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Q: What is the pH of a 5.3 x 10^-6 M HBr solution?

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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 solutions having the following [H+]: (a) 0.0055 M (b) 1.54 x 10-8 M (c) 3.47…

A: The pH of any solution is given by, => pH = -log[H+ ]

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

A:

Q: Calculate the pH of a 4.3 x 10-3 M solution of HBr

A: pH is negative logarithm of hydrogen ion concentration. HBr is a strong acid meaning it will ionize…

Q: What is the pH of a 4.9 × 10-6 M KOH solution?

A: given :- concentration of KOH solution = 4.9 × 10-6 M  to calculate :- pH of solution

Q: Calculate the pH of a solution with an H+1 concentration of 1.80 x10-2 M.

A: pH of any solution is given by  pH = -log[H+ ] where [H+ ] = concentration of H+ ions

Q: Calculate the pH and pOH of a 4.3 x 10-3M solution of NaOH.

A: Given information: Concentration of NaOH = 4.3 x 10-3M