The OH concentration in a solution of -5 C5H5N is 2.2 x 105 M at 25 °C. What is the pH of this solution?

Q: The molar concentration of OH- in a water solution is 1.0 x 10-9. The pH of the solution is

A: OH — = 1.0 x 10—9

Q: The CO2 we breathe reacts with water in our blood to form the weak acid H2CO3. What mole ratio of…

A: Given:Ka of H2CO3 is 4.4 ✕ 10−8

Q: Calculate the pH for basic solution pOH =6?

A: The relation between pH and pOH is  pH +pOH = 14 Given pOH = 6

Q: The pH of a 0.0069 M solution of HNO₃ is?

A: The objective of the question is to calculate the pH of a 0.0069 M solution of HNO3. HNO3 is a…

Q: If the Kb for hydrazine, N2H4(aq), is 1.7 x 10-6 , calculate the pH of a 1.8 mol/L solution of…

A: To calculate the pH of a 1.8 mol/L solution of hydrazine.  Given: Kb for hydrazine, N2H4(aq) = 1.7 x…

Q: The pH of a 0.0084 M solution of HNO₃ is

A: The pH of any compound can be calculated on the basis of the concentration of hydronium ions present…

Q: pH of a solution of Ba(OH)2 was 11.489. What was its concentration?

A:

Q: The concentration of HCl in stomach fluids is about 0.05 M. What is the pH of stomach fluids? The…

A:

Q: The pH of a solution is 2.45. What is the molar concentration of hydronium ions in the solution?…

A: We have given that  pH = 2.45  [H3O+] = ?

Q: The OH concentration in an aqueous solution at 25 °C is 3.1 x 103. What is [H*]?

A:

Q: Calculate the pH and the pOH of these solutions:     (a) 0.257 M HBr pH =   pOH =     (b) 0.332 M…

A: Since you have posted a question with multiple sub-parts, we will solve first two subparts for you.…

Q: Determine the pH of a 0.18 M solution of pyridinium nitrate (C5H5NHNO3) at 25 ° C. [Pyridinium…

A: Given,Molarity of pyridinium nitrate (C5H5NHNO3)  = 0.18 MKb = 1.7 × 10−9The value of Ka can be…

Q: The pH of an aqueous solution of 3.14×10-2 M ammonium chloride, NH4Cl (aq), is

A: NH4Cl is salt of weak base and strong acid

Q: The pH of an aqueous solution of 0.532 M hydrofluoric acid, ( K₂ (HF) = 7.20 × 10¯4) is

A: Concentration of HF solution (C) = 0.532 MKa for HF = 7.20 × 10-4 pH of the solution = ?

Q: The hydrogen ion concentration s 37.93% greater than the hydro

A: As we know pH = -log [H+] If we know the concentration of Hydrogen ion of solution B we can find the…

Q: Is H2Cr2O2 an acid, base, or neutral? please justify your answer with an equation showing its…

A: The question is based on the concept of chemical substances  we need to identify the nature of the…

Q: What is the pH of 8.1 x 10-5 M HClO4 solution?

A:

Q: The pH of an aqueous solution of 0.522 M benzoic acid, C6H5COOH is

A:

Q: The hydrogen ion concentration ([H+]) of a solution is  3.56 × 10-14 mol/L. What is its pH

A:

Q: A solution of sodium cyanide, NaCN, has a pH of 11.20. How many grams of NaCN are in 835 mL of a…

A:

Q: The molarity of an aqueous solution of NaOH is 0.0022 M. (a) What is the concentration of H3O+ in…

A:

Q: What is the pH of a 0.870 M solution of C₅H₅NHBr (Kb of C₅H₅N is 1.7 × 10⁻⁹)?

A: Answer:- This question is answered by using the simple concept of hydrolysis of the salt formed by…

Q: Define pH in words. The strong acid HClaq has a pH value of 1, use the following equation for a…

A: HCl is a strong acid and dissociates as: HCl(aq) → H+(aq) + Cl-(aq) So, 1 mol of HCl produces 1 mol…

Q: What is the pH of a 0.138 M solution of H2SO4 (sulfuric acid)?

A: We will use formula of pH

Q: What is the pH of a solution that has an H+ concentration of                        (a) 1.75 × 10 –5…

A: We are authorized to answer three subparts at a time, since you have not mentioned which part you…

Q: The value of K₂ for nitrous acid is 4.50×10-4. What is the value of Ko, for its conjugate base, NO₂?…

A: Since you posted multiple type question, then according to the guideline, post first solution for…

Q: The hydronium-ion concentration of a solution is 5.3 × 10–6 M. What is the pH of the solution?

A: pH = - log [H+] This can also be written as,pH = - log [H3O+] Given that [H3O+] = 5.3x10-6 M

Q: ne acidity of a solution is measured by its pH. H+ represents the concentration of hydrogen ions (in…

A: pH is defined as pH=-log[H + ]

Q: What is the pH of a 0.40 M solution of benzoic acid, C6H5COOH?

A: Given information: Concentration of benzoic acid = 0.40 M

Q: What is the equilibrium constant expression (Ka) for the acid dissociation of hypochlorous acid?…

A:

Q: Calculate the pH and the pOH of these solutions:

A:

Q: The pH of an aqueous solution of 0.506 M benzoic acid , C6H5COOH is

A:

Q: Lactic acid, HC3H5O3, is a weak acid; write an equation for its ionization in aqueous solution. If…

A: given Lactic acid,  using PH   calculate the value of H+ , apply the H+=Cα using the alpha value…

Q: The pH of orange juice is about 3.5. What would be the pOH of orange juice?

A: Given: pH= 3.5 pOH=? It is calculated as

Q: What is the pH of a 2.12.1 M solution of HClO4?

A:

Q: An aqueous solution has hydronium concentration [H3O+] = 6.2 x 10-3 mol L-1. What is the pH of…

A: Given, [H3O+] = 6.2 x 10-3 mol L-1 pH of the solution = ? Note: pH : it can define as the negative…

Q: The acidity of a solution is measured by its pH. If H+ represents the concentration of hydrogen ions…

A: Given that :  pH of solution B = 3.4  using pH = -log[H+]  [H+] = 10-pH = 10-3.4 = 3.98 × 10-4 M So,…