32- which of the following values less than one? (a) PH value of sea water (b) POH value of pure water (C) PH value in Stomach (d) Concentration of hydronium ion in stomach C

Q: Notion of PH Examples: 1- Calculate the PH of the following solutions: Solution A: [H30+] = 10-2…

A: 1) We know, PH= - log [H3O+] [H3O+]=Concentration of H3O+ Solution A: PH= - log(10-2) Or, PH=2…

Q: Determine the pH of the following: 1) 105.0 mL pure water plus 10.00 mL 0.03417 M HCl.

A: First calaculate mole of HCl  Then Calculate molarity=mole/volume Ph=-log[H+]

Q: When the pOH of a solution is 4.8, the concentration of OH-1 is [conc].

A: Given : pOH = 4.8

Q: What is the pH of a 0.10 M solution of NaCN? The Ka of HCN is 4.9 * 10^-10.

A: The pH of a 0.10 M solution of NaCN is calculated as,

Q: Question 9 If an acid is added to water, the pH and the [H+], (fill-in blanks correctly) -5--…

A: Given: If an acid is added to water, the pH ­­­­______ and the [H+] _______

Q: b Answered Ata particular tempex Question 20 of 23 What is the pH of a 0.340 M solution of NaCN (Ka…

A: HCN in aqueous solution break as HCN= H++ CN- Now at equilibrium let concentration of H+= conc. of…

Q: A detergent solution has a pH of 11.74 at 25°C. What is the hydroxide-ion concentration?…

A: Ans)            pH + pOH =14          ⇒ 11.74 + pOH =14           ⇒ pOH =14 -11.74           ⇒ pOH…

Q: A certain weak base has a Kb of 8.40 × 10-7. What concentration of this base will produce a pH of…

A: A weak base accepts proton from H2O in aqueous medium to form conjugate acid and generates OH-…

Q: QUESTION 2 Calculate the pH of a solution made by mixing 11 mL of 0.15M HCI with 38ml of 0.10M NaOH.

A:

Q: Milk of magnesia is often taken to reduce the discomfort associated with acid stomach or heartburn.…

A: When a base is added to  an acid, the acid gets neutralised. All the H+ ions present in the acid…

Q: What is the concentration of 5% White Distilled Vinegar based on the pH value?  [H+] = ? M  given…

A: The given pH is 2.22. From the pH value, the concentration of H+ can be found from the equation,…

Q: In converting from the pH of a solution to the corresponding H3O+ concentration, the following…

A: The answer of the given question is given below

Q: b Calculate the pH of the following solution from the information given: РОН - 4.75 pH =

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

Q: 3. In an acidic solution the pH is (grcater than less than?) 7. In a basic solution the pH is…

A: According to Bronsted-Lowry concept, A base is a proton acceptor and an acid is a proton donor.…

Q: What is the pH of a 40.0 mL solution that is 0.13 M in CN¯ and 0.27 M in HCN? The K, for HCN is 4.9…

A:

Q: Question 6 For a base, the pH is 7. O equal to O less than O greater than

A: For a base , the PH is greater than 7.

Q: The [H3O+] of a solution with pH = 2.0 is:

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

Q: What is the pH of a blood sample that has an H30+ concentration of 1X10-6M? Hint: Use the formula…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Q2:Calculate PH for a 0.25 liter solution containing 3.25 gm of potassium cyanide(KCN) , know that…

A: The number of moles (n) of the substance is obtained as the ratio of the mass (m) to molar mass…

Q: Like all equilibrium constants, the value of Kw depends on temperature. At body temperature (37 °C),…

A: The answer to the following question is given as:

Q: What does HC2H3O2 (M)=___________ When pH before HCl added is 2.56  pH after HCl is 1.58 and the pH…

A: Given, pH before adding HCl, that is, pH of HC2H3O2 solution only = 2.56 pH after adding HCl, that…

Q: What is the pH of a 0.05 M sodium benzoate solution? K (C7H5O₂) = 1.5 x 10-10

A:

Q: Assuming that the pH of the blood is maintained at 7.4 by H2PO4- acid and its salt, HPO42-,…

A:

Q: The pH of a solution is 4.73 2) Calculate the pOH and explain or show how you calculated it. 3)…

A:

Q: A detergent solution has a pH of 11.84 at 25°C. What is the hydroxide-ion concentration?…

A:

Q: Idency ase can Part A Pyridine is a weak base that is used in the manufacture of pesticides and…

A: Calculation  of PH

Q: Rank the acidity from most to least for given solutions. I. a solution with [H3O+] = 4.2 × 10−6 M…

A: More the H+ ion more will be the acidic nature. Lower the pH of solution greater will be the…

Q: The alkaline condition of the blood signified by a PH lees than 7.45 is called alkalemia. True False

A: the alkaline condition of the blood signified by PH less than 7.45 is called alkalemia its a…

Q: What is the hydroxide ion concentration of a solution with a pH = 5.50 at 25 °C? %3D

A: pH = 5.50 We know at 25°C; pH + pOH = 14 5.50 + pOH = 14 pOH = 14 - 5.50 pOH = 8.5 Now, pOH = - log…

Q: What the %Ionization of an acid with an initial concentration of 0.589M with a pH of 4.31.

A: 0.0141%

Q: What is the pH of a solution that is 0.60 M H2SO4 and 1.5 M HCOOH (formic acid)? What is the pH of…

A:

Q: Benzoic acid, C6H5COOH, is a weak acid (Ka = 6.28*10-5). If I dissolve 1.22 g of C6H5COOH in enough…

A: Molarity of benzoic acid (M)= No of moles / Volume in Liter No of moles = Mass / molar mass = 1.22 /…

Q: What is the pH of a 0.780 M solution of NaCN (Ka of HCN is 4.9 × 10⁻¹⁰)?

A: 1) Construct the chemical equationCN- + H2O <=> HCN + OH-2) ICE Table               [CN-]…

Q: Determine the [OH−], pH, and pOH of a solution with a [H+] 7.7×10^−11 M at 25 °C [OH−]=     pH=…

A: Since,           At 25°C[H+] [OH-] =10-14PH+POH=14PH = -log [H+]POH=-log  [OH-]

Q: Q4// Calculate the molar concentration for acetic acid that ionized at 2.5%, ka=I ×10-5 XIO-5

A: Given data percentage ionization = 2.5 % Ka (for Acetic acid) = 1.0x10-5  Since , Acetic acid is…

Q: 24. Methylamine, CH3NH4 is a weak base that ionizes in solution as shown by the following equation.…

A:

Q: Calculate the pH of a 0.53 M CH3COOK solution. (Ka for acetic acid =1.8 × 10−5.)

A:

Q: At 40°C, the pH of pure water is 6.77. a) What is [H3O+] in pure water at 40°C?   b) What is the…

A: pH is a scale to measure the concentration of hydrogen ions. The negative logarithm of hydrogen ion…

Q: 2) a) Identify the following compounds as either a strong acid, a weak acid, a strong base, a weak…

A:

Q: The pH of a basic solution is 11.03. What is [H⁺]?

A: The answer to the following question is- pH pf a solution is nehative logarithims of concentration…

Q: The pH of diet soda is 4.32 at 25oC. What is the hydronium concentration in the soda?

A: pH of any solution is given by  pH = -log[H3O+ ]  where [H3O+ ] = Hydronium ion concentration

Q: What is the pH of a 0.580 M solution of NaCN (Ka of HCN is 4.9 × 10⁻¹⁰)?

A: CN−+H2​O=HCN+OH−  Initial              0.580 Change         (−x)                         (+x)…

Q: Without using a calculator, match the H3O* concentra- tions of the following solutions, (a)-(d), to…

A: Formula: pH = - log [H3O+] (a) pH = - log (2.5 x 10-8) pH = 8 - log 2.5  pH = 8 - (log 5 - log 2) pH…

Q: Calculatefor the [H+] concentration:  3.7154

A: We have to find the concentration of H+ and OH- of solution with pH = 9.43 and tell whether solution…

Q: Given that Kw for water is 2.4 x 10-14 at 37 °C, calculate the pH of a neutral aqueous solution at…

A: An acidic substance is the substance that can give H+ ions. They are corrosive and sour in nature.…

Q: A detergent solution has a pH of 11.62 at 25°C. What is the hydroxide-ion concentration?…

A:

Q: what is the (OH-) of the blood plasma

A: The concentration of hydronium ions, determines the value of pH of a solution. pH is a measure of…

Q: lestion 8 In an aqueous solution at 25 °C. when the [OH] > [H3O*] which ONE of the following is…

A: If the concentration of OH- ion is more than that of H+ ion than the solution will be basic .

Q: What is the hydrogen ion concentration in a solution with pH 5.5? (3x10-6M or 0.000003 M)

A: Given data is as follows: The pH of solution = 5.5 The pH of the solution can be calculated as…