calculate the pH of a 0.10 M perchloric ,HCIO4, solution.

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: What is the pH of a 0.360 M solution of C₅H₅NHBr (Kb of C₅H₅N is 1.7 × 10⁻⁹

A: Given data--> C= 0.360 M solution of C5H5NHBr Kb=1.7*10-9   pkb = - log10(1.7*10-9) pkb= 9 -…

Q: A diprotic acid, H₂A, has Ka1 = 3.4 × 10⁻⁴ and Ka2 = 6.7 × 10⁻⁹. What is the pH of a 0.26 M solution…

A:

Q: Calculate the pH of a 0.170 M solution of potassium nitrite, KNO₂. pH =

A: Given that, [KNO2] = 0.170 M =C (LET)  pH = ?

Q: A chemist dissolves 700. mg of pure sodium hydroxide in enough water to make up 60. mL of solution.…

A: The objective of this question is to calculate the pH of a solution of sodium hydroxide (NaOH) that…

Q: 14) Calculate the following for the given aqueous solutions at 25.0 oC:​a) The Molarity of a Ba(OH)2…

A: Introduction: pH = -log10[H+] pOH = -log10[OH-] pH + pOH = 14

Q: What is the pH of a 7.041 x 10^-6 M HCIO4 solution?

A: Given , concentration of acid solution = 7.041 x 10^-6 M   That means,  [H+] = 7.041 x 10^-6 M

Q: A chemist must prepare 800.0 mL of potassium hydroxide solution with a pH of 13.50 at 25 °C. He will…

A: Given :  Volume of solution = 800 ml  pH of the solution = 13.50    As pervthe guidelines only one…

Q: A 500.−mL solution consists of 0.050 mol of solid NaOH and 0.13 mol of hypochlorous acid(HClO; Ka =…

A: Step 1: Defining buffer solution Buffer solution is a type of solution that resists the change in…

Q: The concentration of hydroxide ions in solution is 4.5 x 10^-12. Determine the pH of the solution.

A: given   concentration of hydroxide ions = 4.5 x 10^-12

Q: What is the pH of a 0.590 M solution of C₅H₅NHBr (Kb of C₅H₅N is 1.7 × 10⁻⁹)?

A:

Q: The pH of a 0.0068 M solution of Ca(OH)₂ is?

A: pH + pOH = 14 pOH = -log[OH-]

Q: A diprotic acid, H₂A, has Ka1 = 3.4 × 10⁻⁴ and Ka2 = 6.7 × 10⁻⁹. What is the pH of a 0.23 M solution…

A: The PH of diprotic acid can be calculated as follows

Q: A diprotic acid, H₂A, has Ka1 = 3.4 × 10⁻⁴ and Ka2 = 6.7 × 10⁻⁹. What is the pH of a 0.18 M solution…

A:

Q: What is the pH of a 1.00 x 10^-9 molar solution of MgCl2?

A: The pH of a 1.00 x 10^-9 molar solution of MgCl2 is given below

Q: a) Calculate the pH of a 2.0 M aqueous solution of H2SO4. b) Calculate the pH of a 5.0 × 10–3 M…

A: pH of the solution is equal to the negative logarithm of hydronium ion while pOH is equal to the…

Q: A chemist dissolves 539. mg of pure potassium hydroxide in enough water to make up 90. mL of…

A:

Q: A chemist dissolves 134. mg of pure sodium hydroxide in enough water to make up 170. mL of solution.…

A: Answer: pH tells us about the power of hydrogen ion concentration and its value is equal to the…

Q: A solution is made by dissolving 26.5 g of Ba(NO₂)₂ in 500.0 mL of water. Using Kb(NO₂⁻) = 2.2 ×…

A: Given that, Weight of Ba(NO₂)₂  = 26.5 g Weight of Ba(NO₂)₂  = 26.5 g/261.337 g/mol = 0.1014 mol…

Q: Determine the pH of a 0.650 M solution of magnesium nitrite, Mg(NO2)2 at 25 °C. A solution…

A: Answer: Hydrolysis of the salt of weak acid and strong base or strong acid and weak base takes place…

Q: What is the pH of a 0.800 M solution of C₅H₅NHBr (Kb of C₅H₅N is 1.7 × 10⁻⁹)?

A: Information about the question

Q: Determine the pH of a 0.13 M solution of pyridinium nitrate (C5H5NHNO3) at 25°C. [Pyridinium nitrate…

A: Determine the pH of a 0.13 M solution of pyridinium nitrate

Q: A diprotic acid, H₂A, has Ka1 = 3.4 × 10⁻⁴ and Ka2 = 6.7 × 10⁻⁹. What is the pH of a 0.14 M solution…

A:

Q: What is the pH of a 0.720 M solution of C₅H₅NHBr (Kb of C₅H₅N is 1.7 × 10⁻⁹)?

A:

Q: Calculate the pH of a 3.534 M solution of potassium hydroxide

A: concentration of OH- will be same as KOH concentration because it is a strong base. then find pOH…

Q: What is the pH of a 0.420 M solution of C₅H₅NHBr (Kb of C₅H₅N is 1.7 × 10⁻⁹)

A: Given, Concentration of C₅H₅NHBr = 0.420 M Kb = C₅H₅N is 1.7 × 10⁻⁹

Q: The pH of a 0.0040 M solution of Ca(OH)₂ is

A: Given, Concentration of Ca(OH)2 solution = 0.0040 M So, [OH-]= 2×0.0040 M= 0.0080 M

Q: What is the pH of a 0.390 M solution of HF (Ka = 6.8 × 10⁻⁴)?

A:

Q: A chemist dissolves 422. mg of pure sodium hydroxide in enough water to make up 90. mL of solution.…

A:

Q: 5.07 g of HCl(g) is dissolved in water to make a 220 mL solution. Calculate the pH of the solution.

A: Since you have posted multiple questions we are answering first question for remaining question to…

Q: A diprotic acid, H₂A, has Ka1 = 3.4 × 10⁻⁴ and Ka2 = 6.7 × 10⁻⁹. What is the pH of a 0.45 M solution…

A: The question is based on the concept of equilibrium. we have determine the pH of the given diprotic…

Q: A chemist dissolves 369. mg of pure potassium hydroxide in enough water to make up 140. mL of…

A: First, we need to convert the mass of potassium hydroxide (KOH) to moles. The molar mass of KOH is…

Q: What is the pH of a 7.24 x 10-4 M solution of hydrochloric acid?

A:

Q: How many grams of sodium fluoride (NaF) need to be dissolved in 130 mL of a 1.56 M hydrofluoric acid…

A: The Henderson–Hasselbalch equation can be used to estimate the pH of a buffer solution.

Q: determine the pH of a 0.24 M Ca(OH)2 solution

A: Given;

Q: Calculate the pH of a solution that is made by dissolving 5.54 g NH4NO3 in enough water to create…

A: First to calculate morality Then to calculate degree of dissociation.  Then to calculate pH.

Q: A diprotic acid, H₂A, has Ka1 = 3.4 × 10⁻⁴ and Ka2 = 6.7 × 10⁻⁹. What is the pH of a 0.20 M solution…

A: Reactions- H₂A + H2O ↔HA-  + H3O+  Ka1 = 3.4 × 10⁻⁴ HA- + H2O ↔ A2- + H3O+  Ka2 = 6.7 × 10⁻⁹ Ka1…

Q: What is the pH of a 0.0338 M nitric acid, HNO3, solution?

A:

Q: The pH of a 0.0033 M solution of Ca(OH)₂ is

A: The negative logarithmic concentration of hydronium ions in solution is called pH. It is measured in…

Q: A chemist dissolves 130. mg of pure barium hydroxide in enough water to make up 100. mL of solution.…

A: The values are provided in questionmass of barium hydroxide = 130 mgmass of barium hydroxide = 130…