In an aqueous solution at 25°C, if [H₃O⁺] = 6.2 × 10⁻⁴ M, then [OH⁻] is:

Q: What is the pH of a 0.00349 M solution of HCl?

A: HCl is a strong, monobasic acid and dissociates completely as per the following reaction:- HCl (aq)…

Q: If [H3O+] = 2.7x10^-5m  Find [OH-], pH

A: Given : [H3O+] = 2.7 * 10-5 M we have to find pH and [OH-].

Q: Why is ammonia described as a Brønsted-Lowry base andnot an Arrhenius base?

A: According to  Arrhenius base theory bases are hydroxide ion donors.

Q: Determine the [OH-] concentration in a 0.235 M NaOH solution.

A:

Q: If H+ is equal to 6.9x10^-5, what are the values of pH, POH, and OH-?

A: Given - [H+ ] =6.9*10-5 We have to determine pH, pOH and concentration of OH-.

Q: From the list of the given compounds, choose the strong acid in an aqueous solution. H, SO, CH;CO,H…

A: To solve this problem we have to know about the strong and weak acids .

Q: Determine the [OH-] concentration in a .235 M NaOH solution.

A: The Concentration of OH- will depend on the base from which it is dissociated and the concentration…

Q: In an aqueous solution the [H3O+] is 2.0 x 10 -6 M. What is the [OH-]?

A:

Q: If the Hydrogen ion concentration of a solution is 1.00 x 10^-4 M, what is the hydroxide ion…

A: Hydrogen ion concentration = 1.00 × 10-4 M. Hydroxide ion concentration = ?

Q: Classify each of the following as a strong acid or a weak acid. Indicate how each should be written…

A:

Q: For a given aqueous solution if [H+]=1.0x10^-9 M, what is [OH-]

A: Concentration of [H+]=1.0x10^-9 M in aq.solution. Concentration of [OH-] = ? Formula: Ionic…

Q: Which of the following solutions has the greatest concentration of hydroxide ions (OH)? household…

A: The hydrogen ion concentrations are expressed in terms of the numerical value of negative power to…

Q: An aqueous solution has a hydronium ion concentration of 4.0 x 10/ M. What is the pH of this…

A: Answer: pH of a solution is the negative of logarithm of hydronium ion concentration.

Q: Determine the [OH-], pH, and pOH of a solution that is 0.125 M in CO3 2-.

A: Given information: Concentration of carbonate ion = 0.125 M

Q: Assuming complete dissociation, what is the pH of a 0.348 M Ba(OH), solution? (Round your answer to…

A: Given  Concentration of Ba(OH)2  =  0.348 M  PH = ?

Q: What is the pH of a solution with a hydrogen concentration of 8.6x10-2M?|

A:

Q: Determine the [OH-], pH, and pOH of a 0.15 M ammonia solution

A: Construct ICE table and calculate the required values,

Q: Which of the following ions will act as a weak base in water and why? A)OH-    B) CI-   C)NO3-  D)…

A: A weak base is defined as the electrolyte which partially dissociates into its constituent ions and…

Q: W

A:

Q: The hydroxide ion concentration of an aqueous solution of 0.597 M hydrofluoric acid is [OH-] =…

A: [OH] = ? [HF] = 0.597 M

Q: In an aqueous solution the  [OH-] is 1.0 x 10- 6 M. What is the [H+]

A: At 25oC, the mathematical relation between molarities of H+ and OH- is given as: [H+][OH-]=1.0×10-14…

Q: 6. Describe the relationship between an acid and its conjugate base.

A: The solution is given below -

Q: What is H3O+ ion concentration of a solution that has an OH- ion concentration of 2x10-3 M?

A:

Q: What is the pH of a 0.00545 M solution of NaOH?

A: pH is mathematically expressed as: pH=-log[H+] where [H+] represents the molarity of H+.

Q: Calculate the [OH-] of [H+] = 5.4 x 10^-5 M at 25 degrees Celsius. Identify the solution as neutral,…

A:

Q: Calculate [OH-] if [H3O+]=4.01x10^-4 and [H3O+]=7.22x10^-6

A: Given the concentration of [H3O+] =4.01×10-4 and [H3O+] =7.22×10-6we are asked to calculate the…

Q: Morphine has the formula C17H19NO3. It is a base and accepts one proton per molecule. It is isolated…

A: Given information is as follows: Volume of sulfuric acid = 8.92 mL = 0.00892 L Concentration of…

Q: What is the pH of a 0.200 M solution of HCOOH? Ka of HCOOH = 1.8 × 10−4

A: We know that, pH is defined as the negative logarithm of hydronium ion, i.e.…

Q: Determine the [OH-], pH, and pOH of a solution with a [H+] of 3.2 x 10^-5 M at 25 degrees Celsius.

A:

Q: Which of the following pH values would indicate a basic solution? 04 0 7 O 10 O 3

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

Q: The hydroxide ion concentration of an aqueous solution of 0.444 M acetic acid is [OH'] = |M.

A:

Q: If the [OH-] is 3.5 x 10 then what is the pH of the solution?

A: Given, [OH-] = 3.5 x 10-5  PH = ?

Q: What is the relationship between H+ and OH- concentrations in a solution that has a pH of 11?

A:

Q: what is the pH of a 7.5x10^-2 M solution of NaOH?

A:

Q: Which of the following does NOT describe an acidic solution? O The [HO-] is 4.1 x 10 The [H3O+] is…

A: When the pH of solution is less then 7 then solution is said to be acidic solution .

Q: Give the formula of the conjugate base of HSO^−4HSO4^−.   Give the formula for the conjugate acid…

A: Bronsted -Lowry Acid: A substance that donates proton (H+).   Bronsted -Lowry Base: A substance that…

Q: Write formulas for the conjugate acid and the conjugate base of each of the following.   HPO42−…

A:

Q: If an aqueous solution has a hydrogen ion concentration of 1×10−2 M,1×10−2 M, what is the…

A: [H+] = 1 × 10-2 M We need to determine [OH-] .

Q: Calculate the pH of each of the following strong acid solutions: (a) 8.5 * 10-3M HBr,

A: pH is a measure of how acidic/basic water is. The range goes from 0 to 14, with 7 being neutral. pHs…

Q: Complete the following table by finding (i) to (ix): [H'] [OH ] pH Acidic, Basic, Neutral? (1) (iv)…

A: In a solution, when concentration of H+ and OH- are equal then pH of the solution found to be 7 and…

Q: What is the pH and pOH of a solution with a [OH]] of 7.79 X 10S M? Is the solution acidic, basic or…

A: The solution with a pH less than 7.00 will be acidic. The solution with a pH more than 7.00 will be…

Q: Write the formula of the conjugate acid of CH,CH,0-.

A: An acid is a proton donor and a base is a proton acceptor (bronsted-lowry concept)

Q: Household ammonia is a solution of the weak base NH3 in water. List, in order of descending…

A: To arrange all the ionic and molecular species present in a 1-M aqueous solution of weak base NH3

Q: Calculate the [OH-] in each of the following solutions, and indicate whether the solution is acidic,…

A:

Q: The hydronium ion concentration of an aqueous solution of 0.599 M ammonia is [H3O+] = _____ M.

A: Given, 0.599 M ammonia

Q: Are these solutions acidic, basic, or neutral? Then on the section below, categorize HCI and HC2H3O2…

A: We have to categorize HCI and HC2H3O2 as either weak or strong acids as follows in step 2:

Q: What is the pH of a 0.00760 M solution of NaOH?

A: Given concentration of NaOH = 0.0076 M

Q: What is the hydrogen ion concentration, pH, and pOH of a solution with a hydroxide ion concentration…

A:

Q: determine the pH of a 0.0006 M NaOH solution

A: We know that, Negative logarithm of H+ ion is know as pH. pH= -log[H+] & pH + pOH =14 & pOH…