A buffer is needed to maintain a pH = 3.84. Of the acids listed in the table in the directions, which would be the best conjugate %3D acid to choose?

Q: Give the conjugate acid of the following Bronsted-Lowry bases. (Type your answer using the format…

A: Conjugate acids of the given bases in the question can be determined by adding a proton to the…

Q: In the laboratory, a general chemistry student measured the pH of a 0.546 M aqueous solution of…

A: Since you have posted multiple questions which are not sub-parts, we are entitled to answer the…

Q: A 0.685 M solution of a weak base has a pH of 11.19. What is the value of K, for the weak base?

A: Given,Molarity of a weak base = 0.685 MpH of the solution = 11.19

Q: Write the hydrolysis to the anion and the hydraulic of cation and determine based on the arrows…

A: Hydrolysis is a chemical reaction that occurs when water molecules break apart the ions in a salt.…

Q: Determine if this solution is acidic or basic and find the pH, [OH], and the [H'] if the РОН 39.38

A: Given   POH = 9.38   PH       = ?  [ H+]     = ? [ OH- ]  = ?

Q: 6. A strong base, Ba(OH), has a concentration of 0.45 mol/L determine [OH-]. [H+], pH and pOH for…

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Q: A student is asked to describe the characteristics of the two solutions above, which have the same…

A: The question involves the concept of molarity and pH calculations. We have to compare the molarity…

Q: example(s) of an acidic solution(s) that have a measurable alkalinty value? Just some names of the…

A: Acidic solutions: pH < 7 (acidic) because they contain more hydrogen ions (H+) than hydroxide…

Q: For each of the following solutions, identify (i) the major species present in each solution (Note:…

A: Solution: We know pH of the solution containing salts mainly depends on which type of acid-base pair…

Q: 16.85 To which of the following would the addition of an equal volume of 0.60 M NaOH lead to a…

A: Given :  Concentration  of NaOH solution = 0.60 M  pH = -log [H+]  So higher is the concentration of…

Q: pick any basic sodium salt and find the pH of a solution that 0.86 M.

A: The question is based on the concept of the pH of the solution.It is defined as a negative logarithm…

Q: The hydroxide ion concentration in an aqueous solution at 25°C is 0.079 M. The hydronium ion…

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Q: The conjugate base of a weak acid is   Question 3 options:   A)  a strong base.    B)  a strong…

A: The conjugate base of weak acid depends on the stability of the conjugate base.

Q: A 0.27M Solution of this week acid has a pH of 2.59 determine the Ka Of the weak acid

A:

Q: 2b.For each of the following salts indicate whether the aqueous solution will be acidic basic or…

A: The acidity or basicity of a salt can be determined by its dissociation. If salt is formed from a…

Q: a) If potassium nitrite (KNO₂) and sodium nitrite (NaNO₂) are dissolved in water, select the choice…

A: Answer: Strong acid gets completely ionized in its solution while weak acid gets partially ionized…

Q: H2CO3 + H2O ⇌ H3O+  + HCO - Explain why both acid (H2CO3) and conjugate base (HCO3-) are necessary…

A: According to Bronsted-Lowry concept  Acid is a species that donates a proton (H+)  and forms its…

Q: What is the pH of a solution made by mixing 30.00 mL of 0.10 M HCI with 40.00 mL of 0.10 M KOH?…

A: It is an example of acid base neutralisation reaction in which an acid is neutralises by the base…

Q: When a 0.061M aqueous solution of a certain acid is prepared, the acid is 2.1% dissociated.…

A: For a weak acid - WA   ⇔     W+     +      A- The reactants and products are in equilibrium. Since…

Q: CsBr neutral, basic, acidic, or cannot be determined?

A:

Q: What is the pH of a solution made by dissolving 8.36 grams of calcium fluoride in enough water to…

A:

Q: What is the Ka if the pH of the half-neutralized solution is 1.86?

A:

Q: (a) Which acid has the larger percentage of ionization: hydrofluoric acid or ethanoic acid? Fully…

A: A) both acetic acid and the hydrofluoric acid are weak acids ,but the acidity of the Hf is more than…

Q: Order the acids based on their strength, with the weakest on the left and strongest on the right.…

A: Acidity is defined as the ability of a molecule to release protons.  if a compound  easily donate…

Q: The conjugate base of HCIO is: (a) HCI (b) ClO- (c) H+ (d) none of these

A: The acid given is HClO.

Q: Aspirin, which is acetylsalicylic acid, was the first NSAID use to alleviate pain and fever. If a…

A: Since the concentration of H+ ions is always ( in any case) = concentration of H3O+  hence [H+] =…

Q: If the ?a of a monoprotic weak acid is 5.7×10^−6, what is the pH of a 0.27 M solution of this acid?…

A:

Q: the Ka for the weak acid HA is 5.82 *10^-7. calculate the Kb for conjugate base A- at 25 °C. report…

A: Formula used :-  Ka×Kb = Kw Where Kw = 1×10-14

Q: Determine whether aqueous solutions of the following five salts are acidic, basic or neutral.…

A: Acid and base react to form salt and water. The nature of the salt depends on the strength of the…

Q: At a concentration of 1 M, the weak acid HNO2 is 2% ionized, and the pH of the solution is 1.7. What…

A: At a concentration of 1 M, the weak acid HNO2 is 2% ionized

Q: How many times more acidic is a solution whose pH = 1 composed to a solution whose pH =5.

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Q: A 0.25-M weak base solution has a pH of 11.50. Calculate its Kb.

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Q: If 5.0 mL of 0.40 M NaOH is added to 15.0 mL of 0.40 M HCl, what will be the pH of the resulting…

A: We have given that Concentration of HCl = 0.40 M and Volume = 15 mL = 0.015 LConcentration of NaOH =…

Q: The hand written answer is not allowed

A: Step 1: To solve for the pH of a solution that is 5.0x10-2 M in H2CO3 (carbonic acid), we need to…

Q: A solution is made from 0.45M NH3 and 0.44 M NH4CI. What is the pH if the Kh for NH3 is 1.8x107…

A: