The acid dissociation constant K, of alloxanic acid (HC,H;N,0,) is 2.24 x 10¬'. Calculate the pH of a 4.2 M solution of alloxanic acid. Round your answer to 1 decimal place. pH =

Q: If weak acids ionize only a few percent in aqueous solution, why is it possible to fully neutralize…

A: Concept:  Weak acid: Weak acids are acids which don't completely dissociate in solution. In other…

Q: The Ksp of aluminum hydroxide, Al(OH)3, is 2 × 10−31. What pH is required to limit the Al3+…

A: Al(OH)3 (s) ------> Al3+ (aq) + 3 OH- (aq) The Ksp of the reaction is given by  Ksp = [Al3+] X…

Q: Write the formula of the conjugate base of CH3CO2H

A: Conjugate base of an acid contains one less proton.

Q: The pH of black tea is 5.5, while the pH of Coke is 2.5. Which of the following correctly describes…

A: To know the concentration of H+ ion , pH scale is introduced  Negative logaritham of H+ ion…

Q: Write the whole acid base equation for the reaction of KOH(aq) with HC4H7O2(aq) b) write the net…

A: (a) Acid base equation  KOH(aq)    +    HC4H7O2(aq)    → KC4H7O2(aq)  + H2O (l)   (b) Net ionic…

Q: Suppose that, instead of using NaOH, a base such as Ba(OH)2 had been used. What changes in the…

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Q: The pH of an aqueous solution of 0.124 M ammonium nitrate, NH,NO3 (aq), is This solution is

A: NH4+ ion released H+ ion in water so concentration of H+ ion is  [H+] = √(Kw × C / Kb )  Where, Kw =…

Q: The acid dissociation constant K, of acetic acid (HCH,CO,) is 1.8 x 10°. -5 Calculate the pH of a…

A: Since acetic acid is weak monoprotic acid. Hence it will dissociate partially as per the reaction…

Q: 1) Calculate the pH of a solution prepared by dissolving 2.20 g of sodium acetate, CHCOONA, in 78.0…

A: Given: mass of sodium acetate=2.20 gvolume of acetic acid=78.0 mLmolarity=0.10 MKa=1.75×10-5 To…

Q: Consider the following at equilibrium for maleic acid: H,C,H,O, (aq) + H,0 (1) HC,H,O, (aq) + H,O"…

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Q: The pH of an aqueous solution of 0.134 M sodium fluoride, NaF (aq), is This solution is

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

Q: Write the formula of the conjugate base of CH₃CO₂H.

A: Given  Acid =  CH3COOH  formula of Conjugate base = ?

Q: what is the pH of a 2.32 molar solution of NH4Cl(aq)? The Kb for NH3 is 1.2 x10^-5.

A:

Q: The pH of the fluid in the human stomach following a meal is generally around 1.5. What is the…

A: Given,  pH = 1.5 To find: hydrogen ion concentration, [H+]?

Q: The pH of an aqueous solution of 0.061 M ascorbic acid, H2C,H606 (aq), is

A: Please find your solution below : pH is the measure of extent of H+ concentration and the extent of…

Q: What is the pH of surface waters? Is this value very acidic, slightly acidic, neutral, slightly…

A: pH is the measure of acidity or basicity of a aqueous solution or liquids.

Q: The pOH of an aqueous solution of 0.354 M acetylsalicylic acid (aspirin), HC9H7O4, is

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Q: 1) Calculate the pH of a solution prepared by dissolving 2.35 g of sodium acetate, CH,COONa, in 81.5…

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Q: Formulate the acid-base reactions with ions, mark conjugate acid-base pairs of the reaction of…

A: Note- The product formed is ethyne and not ethene. Chemical formula of calcium carbide- CaC2…

Q: Write the dissociation reactions for KI (aq) in water and for (NH4)2S2O8 (aq) in water.

A: We have to write the dissociation reactions for KI (aq) and for (NH4)2S2O8 (aq) in water.

Q: Discuss the justification for this statement: “Although one does not normally regard NH+4 as an…

A: An acid is the species which gives proton when present in an aqueous solution. The tendency of an…

Q: 1) Calculate the pH of a solution prepared by dissolving 1.60 g of sodium acetate, CH;COONa, in 64.0…

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

Q: The equilibrium for the reaction between (CH,),NH, a weak base, and water is represented by the…

A: Recall the following expression to calculate pH of basic buffer     pH=14-pKb - logsaltbase Given…

Q: 8. (a) HA(aq) is a weak acid with a dissociation constant, Ka, of 8.8 x 10−12. What is the pH of a…

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Q: The value of K, for acetylsalicylic acid (aspirin) is 3.00x104. What is the value of Kp, for its…

A: Given: Ka value of acetylsalicylic acid = 3.00×10-4

Q: The acid-dissociation constants of phosphoric acid (H3PO4) at 25 degrees Celsius are Ka1 = 7.510-3,…

A: Given data contains, Molarity of aqueous phosphoric acid solution is 2.5M.…

Q: The value of K, for phenol (a weak acid) is 1.00×10-10. What is the value of Kp, for its conjugate…

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Q: The pH value of the 5L aqueous solution prepared with 6.4 grams of a precious strong acid is 2. So…

A: Given, volume of acid solution = 5L Mass of acid = 6.4 g PH = 2  Molar mass of acid = ?

Q: Calculate the pH of the weak acid, lactic acid (HC3H5O3), if the concentration is 0.10 mol/L and the…

A: Given data,Molarity of lactic acid=0.10mol/LKa of lactic acid=1.4×10-4

Q: The pH of an aqueous solution of 0.0327 M ascorbic acid, H,C,H,O6 (aq), is

A: The solution is as follows:

Q: Write the formula for the conjugate acid of each of the following bases: (a) HS¯, (b) HCO,, (c)…

A:

Q: The pH of an aqueous solution of 0.175 M ammonium iodide, NH¼I (aq), is This solution is

A: Given : Concentration of NH4I = 0.175 M Since NH4I is made up of weak base NH3 and strong acid HI.…

Q: The equilibrium for the reaction between (CH,),NH, a weak base, and water is represented by the…

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Q: A solution of sodium acetate (NaCH3CO0) has a pH of 9.37. The acid-dissociation constant for acetic…

A:

Q: Assuming the change of pH with respect to temperature is linear, estimate the pH of distilled water…

A: The pH with respect to temperature is linear. Water dissociation constant at 75degree Celsius is…

Q: The pH of an aqueous solution of 0.0103 M hydrosulfuric acid, H2S (aq), is

A: Given,  Molarity of H2S = 0.0103 M  First acid dissociation constant of H2S = Ka1 = 1.0 x 10-7…

Q: The pH of an aqueous solution of 0.144 M ammonium perchlorate, NH4ClO4 (aq), is . This solution is

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Q: Write the equation for reaction of hydrofluoric acid and its conjugate base, fluoride ion with…

A:

Q: Write the formula of the conjugate base of CH:CO2H.

A: In order to identify the conjugate base of CH3COOH, we must know the concept of Conjugate Base.

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

A:

Q: The pH of an aqueous solution of acetic acid (CH3COOH) is 2.0.  What is the initial molar…

A: The relationship between pH and H+ ion concentration is: pH=-logH+ Given: pH of an aqueous solution…

Q: The hydroxide ion concentration, [OH*], of an aqueous solution of 0.591 M trimethylamine (a weak…

A: Trimethylamine dissolved in H2O and since it is a weak base so it dissociates partially as follows

Q: The ionization constant Ka, for HCN(aq) is 4.3 x 10^-10. What is the pH of a 0.22 molar solution of…

A:

Q: The pH of an aqueous solution of 0.136 M sodium nitrite, NaNO2 (aq), is This solution is

A: NaNO2 is a salt of a weak acid (HNO2) and a strong base NaOH pH = 7 + (pKa + log C)/2

Q: The simplest amino acid is glycine, H2NCH2CO2H. The common feature of amino acids is that they…

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Q: The pH of an aqueous solution of acetic acid (CH,COOH) is 2.5229. What is the initial molar…

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Q: The acid dissociation K, of acetic acid (HCH,Co, is 1.8 x 10 a Calculate the pH of a 2.6 x 10 M…

A: Acetic acid is a weak acid. hence it will dissociate partially as per the reaction  CH3COOH ---->…

Q: What are the pH and pOH of 0.075 M NaOH(aq)?

A: Since NaOH is a strong base Hence it will dissociate completely in solution  Since the dissociation…