What is the pH of a solution labelled "O.85 M HCOOLI(aq)"? Express your final answer to 2 decimal places. Your Answer:

Q: Part A A current of 11.6 A is applied to 1.25 L of a solution of 0.554 mol L-1 aqueous HBr…

A: time, t = 66 minutes molarity of HBr = 0.554 mol L-1 current, I = 11.6 A Volume of HBr = 1.25 L

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: Using paleolimnological methods it is possible to estimate past pH values of surface waters. If the…

A: Solution: Given that pH of surface water using paleolimnological method is 5.787 So, pH = -log[H+]…

Q: The pH of a solution containing a [H3O+] = 3.40 x 10 negative 5 M, is:

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

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

A:

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

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

Q: Balance the equations related to the acidification of rain by inserting coefficients as needed. If…

A: When we try to balance the equations given we can see that 1 is already balanced: S + O2…

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 0.0916 M ascorbic acid, H2C,H,06 (aq), is

A: pH = −log [H+] Where, [H+] is molar concentration of the H+ ion.

Q: The acid dissociation constant K, of alloxanic acid (HC,H,N,0,) is 2.24 x 10 '. Calculate the pH of…

A: Answer

Q: Below is the reaction for the formation of acid rain due to high concentration of atmospheric…

A:

Q: The concentration of hydronium ion in a sample of a solution is 4.5 x 10-3 mol/L. What is the pH of…

A: pH of any solution is given by the following equation, pH=-logH3O+

Q: Sodium hydroxide is a strong electrolyte and hydrates in water according to the following equation:…

A: Ph Based question  first find pOH value then pH

Q: The pH of a lime is 1.90. What is the [H3O*]?

A: Power of hydrogenpH value indicates the acidic and basic nature of a solution. pH ranges between 0…

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: what is the pH of a 0.15 mol/L solution of hypochlorous acid? the answer should be written to two…

A:

Q: The pH of an aqueous solution of 3.91×10-2 M potassium fluoride, KF (aq), is ? And it is acidic,…

A: pH of the salt can be calculated as: If pH= 7, the solution is neutral If pH> 7, the solution is…

Q: The acid dissociation constant K, of hydrocyanic acid (HCN) iS 6.2 x 10 10 Calculate the pH of a…

A:

Q: The pH of an aqueous solution of 9.43x102 M tellurous acid, H,TeO3 (aq), is For H,TeO3 K =5.40*10…

A: Dissociation of tellurous acid is, Ka1 and Ka2 values of a tellurous acid are given as 5.40×10-7…

Q: The pH of an aqueous solution of 0.021 M hydrosulfuric acid, H2S (aq), is .

A: H2S is a weak diprotic acid. Since the Ka2 of H2S is << Ka1 of H2S  Hence we can assume only…

Q: The Ka value for acetic acid, CH3COOH(aq), is 1.8×10−5. Calculate the pH of a 2.80 M acetic acid…

A:

Q: The acid dissociation constant K, of hypobromous acid (HBrO) is 2.3 x 10?. -6- a Calculate the pH of…

A: Dissociation constant of acid (Ka) - In dissociation reaction of acid, ratio of concentration of…

Q: What is the Kb of the base PO−34 given that a 0.48M solution of the base has a pH of 12.70? The…

A: Given,         pH = 12.70         [base] = [PO43-] = 0.48 (M) Kb is the equlibrium constant for the…

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

A:

Q: The acid dissociation constant K, of alloxanic acid (HC,H;N,0,) is 2.24 x 10. Calculate the pH of a…

A:

Q: The molar concentration of H3O+ ions in the following solutions was measured at 25 °C. Calculate the…

A: pH is used to measure acidity or basicity of an aqueous solution. pH of any solution can be…

Q: 3 Co(s) + 2 NO 3- (aq) + 8 H+ (aq) = 3 Co 2+ (aq) + 2 NO (g) + 4 H2O (l) What would be the pH of…

A: The balanced reaction given is, => 3 Co (s) + 2 NO3- (aq) + 8 H+ (aq) → 3 Co2+ (aq) + 2 NO (g) +…

Q: When acidulated water (dil.H2SO2solution) is electrolysed, will the pH of the solution be affected?…

A: Anode reaction is given

Q: The acid dissociation constant K, of alloxanic acid (HC,H,N,0,) is 2.24 × 10 '. Calculate the pH of…

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

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 base protonation constant K, of allantoin (C,H,N;0;NH,) is 9.12 x 10-°. Calculate the pH of a…

A:

Q: What is the pH of 3.5 × 10−4 M HNO3 (aq)?

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

Q: Dilution is necessary for commercially available acids such as HNO3, H2SO4 etc so that the strength…

A: The to the following question is-

Q: Calculate the hydronium ion concentration in an aqueous solution of 0.195 M carbonic acid, H,CO3…

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: 98 grams of sodium acetate (Mol. wt =82 g/mol) were placed in 764 mL of water such that the final…

A:

Q: The pH of an aqueous solution of formic acid (HCOOH) is 3.318. What is the initial molar…

A:

Q: Nitrous acid, HNO2 (aq) has a Ka value of 4.0 x 10-4. What is the pH and POH of a 0.0500 M solution…

A: The question is based on the concept of equilibrium. we have to determine PH and pOH   of weak acid…

Q: Determine the pOH of a 1.567 M of NazSO3 solution. (Ka for HSO3 is 6.3 x 108)

A: Na2SO3 is a basic Solution , so we would Calculate Kb value and use given Concentration to calculate…

Q: Calculate the pH of 0.400 M solution of ascorbic acid, HC6H;O6. (Ka of ascorbic acid = 6.80 x 105)

A: In this question, we want to determine the pH of this solution. How we can determine, you can see…

Q: A brand of window-cleaning fluid is composed of ammonia solution, water, a colouring agent, and a…

A:

Q: Below is the reaction for the formation of acid rain due to high concentration of atmospheric…

A: Given reaction is :  CO2 (g) + H2O (l) <---------> H2CO3 (aq)  pH = 3.5  What is the…

Q: The acid dissociation constant K, of hydrocyanic acid (HCN) is 6.2 × 10¬1º. Calculate the pH of a…

A: Given, initial concentration of HCN = 3.0 M            Ka for HCN = 6.2 x 10-10 The hydrocyanic acid…

Q: Calculate the pH of 0.1 M KHCO3.

A: Given :- concentration of KHCO3 solution = 0.1 M  To calculate : pH of solution

Q: Construct the expression for Ka for the weak acid, CH,COOH. CH,COOH(aq) + H,O(1) = H,0*(aq) +…

A: Expression  of Ka The equilibrium constant expression is the ratio of the concentrations of a…

Q: The pH of an aqueous solution of 0.255 M hydrosulfuric acid, H2S (aq), is

A:

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

A:

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

A: Ans. 3.33*10-11