What is the pH of a 0,0100 mol.dm–3 solution of a weak, monoprotic acid with Ka = 3,4 x 10–3 at 25 degrees celsius

Q: What is the pH of 1.2M ammonia? Kb = 1.8x10-5

A:

Q: Calculate the pH of 0.10 M solution of hypochlorous acid, HOCl, Ka = 2.9 x 10-8 (Weak acid) HOCl ⇌…

A: In multiple questions we solve only first question according to the Bartleby guideline. First find…

Q: What is the pH of an acetic acid solution (HC2H3O2) with concentration 0f 0.100 M. Ka=1.75 x 10-5 A.…

A: An ICE table is constructed to determine the equilibrium concentration of H3O+ as follows,

Q: Calculate the pH of a 0.0488 M aqueous solution of acetylsalicylic acid (aspirin) (HC9H7O4, Ka =…

A:

Q: Calculate the pH of a solution in which [OH-] = 2.50 x 10-14 M (A) -3.60 B) 10.40 3.60 13.60 E) 0.40

A: Given: [OH- ] = 2.50 X 10-14 M

Q: aqueous solutions will have a pH of 2.00 at 25 °C? (Kw = 1.01 × 10–14) 0.020 M HNO3

A: As we know,  Acidic solution has pH less than 7. Basic solution has pH greater than 7 . pH =…

Q: solution is prepared at 25°C that is initially 0.41M in chloroacetic acid (HCH2ClCO2) , a weak acid…

A: Given,  Concentration of Acid = 0.41 M Concentration of Salt = 0.0821 M Ka = 1.3 ×10-3 pKa = 2.89 As…

Q: Aniline C,H5NH2 (K, = 3.8 x10-10) is a weak base. Calculate the pH and pOH of a 50.0 mL solution of…

A: Hydrolysis of weak base : Hydrolysis means dissociation in presence of water. When a weak base like…

Q: What is the pH of 0.0124 g Mg(OH)2 dissolved in 0.50 L pure water? a. 11 b. 10.93 c. 10.9 d. 10

A: Given that :  Mass of Mg(OH)2 = 0.0124g  Volume of solution = 0.50L Using Molar mass of Mg(OH)2 =…

Q: Calculate the pH of a 0.16 M carbonic acid solution, H 2CO 3(aq), that has the stepwise dissociation…

A:

Q: Caculate the pH of a solution prepared by mixing 84.7 mL of a 0.25 M aqueous aniline solution…

A:

Q: Calculate the pH of a 0.020 M solution of phenylacetic acid, C6H5CH2COOH. What will be the pH if the…

A:

Q: HZ is a weak acid.  An aqueous solution of HZ that is initially 0.020 M in HZ has a pH of 4.93.…

A: It is given that HZ is a weak acid, that means it does not completely ionize in a solution. HZ⇔H++Z-

Q: Which of these salts is correctly matched with the pH of its aqueous solution?   a. CH3NH3Cl, pH >…

A: ->If salt is of strong acid and weak base then it's pH<7 ->If salt is of weak acid and…

Q: What is the pH of an aqueous solution with .5 M NH3 & .45 M NH4Cl?  Kb=1.78 x 10-5

A:

Q: What is the pH of 0.1000 M Na₂HPO4? (K₁2=6.2x10-8, K3=4.8x10-13) What is the pH of 0.1000 M Na3PO4?…

A: The solutions considered are 0.1000 M Na2HPO4 and 0.1000 M Na3PO4. The question requires to…

Q: What is the pH of a 0.710 M solution of Ca(NO₂)₂ (Ka of HNO₂ is 4.5 × 10⁻⁴)?

A:

Q: Determine the pH of each of the following solutions. (a) 0.112 M acetic acid (weak acid with Ka…

A: pH : It is scale which measures the acidity or basicity of the solution  under observation. If pH…

Q: For nitrous acid, HNO2, Ka = 4*10^-4. Calculate the pH of 0.69 M HNO2. 1.78 3.56 0.16 12.22 None of…

A:

Q: Which of the following is the pH of a solution with [H3O+] = 1.0 x 10-9? Select one: a. 1.00 b.…

A:

Q: What was the original 1. concentration (M) of an aqueous acetic acid (CH3COOH) solution whose pH is…

A:

Q: The concentration of H+ ions in milk is 6.16 x 10-7 mol/L . What is the pH of milk? Express your…

A: The pH of any solution is given by the following formula…

Q: Lactic acid, HC3H5O3, is found in sour milk. What is the pH of 0.30 M lactic acid? (Ka = 1.4 ××…

A:

Q: What is the pH of a 0.40 M solution of benzoic acid, C6H5COOH? (The Ka value for benzoic acid is…

A: given :- concentration of benzoic acid = 0.40 M  Ka for benzoic acid = 6.3 × 10-5  To calculate :-…

Q: Given that the Ka of a monoprotic acid HA is 3.20 x 10-7 , and the acid HA concentration is 0.751 M,…

A:

Q: What is the pH of a 0.79 M solution of methylamine (CH3NH2, Kb = 4.4 x 10–4) at 25oC?

A:

Q: Calculate the pH of 0.7 M of Aniline solution CeHgNH2 CeHgNH2 + H20 CeHgNH3 + OH K for Aniline = 4…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: Calculate the pH of each of the following solutions at 25°C. 0.135 M HONH2 (Kb = 1.1 x 10-8) 0.135…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: The concentration of H+ ions in milk is 6.6 x 10-7 mol/L. What is the pH of milk? Express your…

A:

Q: Determine the pH of a 0.15 M solution of Ca(BrO2)2 at 25 oC.  At the same temperature, Ka for HBrO2…

A: Answer: Conjugate acid of weak base and conjugate base of weak acid gets hydrolyzed on adding in…

Q: Acetic acid (HC2H3O2) is a weak acid (K = 1.8 x10-5). Calculate the pH of a 17.6 M HC2H3O2 solution.…

A: An acid dissociates into proton and a negatively charged molecule in equilibrium. It can be shown in…

Q: Calculate the pH of a 0.094 M solution of formic acid, H2CO2. The Ka of formic acid 4 x 10-4 Submit…

A: In case of weak acids , the H+ ion concentration is given by the following formula  [H+] = (Ka×C)1/2…

Q: Calculate the pH when 1.03 g of NaClO (FW = 74.44 g/mol) is added to 44.4 mL of 0.50 M HClO. Ignore…

A: Answer: In this question we have to calculate the pH of the buffer made of HClO and NaClO.

Q: 6. Which of the following has the highest pH? a. 1.00 M NaNO3 b. 1.00 M NaNO2 c. 1.00 M NaH,PO4 d.…

A:

Q: What is the pH of a solution of 50.00 mL of 0.07500 M hydroxyacetic acid, Ka = 1.48 x 10^-4, after…

A: Concentration of solution = 0.07500 M Acidic constant of solution = 1.48 × 10-4       Volume of…

Q: What is the pH of 0.80 M methylamine (CH3NH2). Kb = 4.4x10-4.

A:

Q: What is the pH of a 0.712 M weak acid solution that has a Ka = 4.5 x 10-9?

A: Weak acids dissociate partially. So we have to calculate degree of dissociation first and then pH.

Q: What is the pH of a 0.1055 M CH3COOH solution (Ka = 1.75 × 10−5)? 2.770…

A: Given: Ka for CH3COOH= 1.75 × 10−5 The concentration of CH3COOH, (C) =  0.1055 M.

Q: What is the pH of a 0.0570 M solution of hydrocyanic acid, HCN (Ka = 4.9 x 1010)? %3D

A: HCN is a weak acid. Hence it will dissociate partially as per the reaction HCN -----> H+ + CN-

Q: The pH of an aqueous solution of sulfurous acid, H2SO3, that has a concentration of 0.60 mol/L and…

A: The solution is as follows:

Q: Calculate the pH of a 0.020 M solution of phenylacetic acid, C6H5CH2COOH. What will be the pH if the…

A:

Q: Acetic acid (CH, COOH, K, = 1.80 x 10-5) is a weak acid, so the salt sodium acetate (CH,COONA) acts…

A:

Q: Find the pH of a 0.4M aqueous hydrocyanic acid solution. For HCN, Ka=4.9 x 10^-10     4.85…

A:

Q: Calculate the concentration of hydroxide in the following solutions. Pure water (pH = 7.00) 3 M KOH…

A:

Q: - calculate the pH of a solution of  20 mL of 0.1M  H2A (weak acid) after addition of  46mL    of…

A: The concentration of a solution can be defined in terms of molarity as the ratio of the amount of…

Q: Calculate the pH of hydrolysis of 0.500M NaF in water. (Ka=8.1x10^-4)

A: A strong base and weak acid react to form salt and water. The salt will be basic in nature and the…

Q: What is the pH of a solution of 0.20 M HNO2 containing 0.10 M NaNO2 at 25 °C. The Ka of HNO2 is 4.5…

A: pH of a solution tells about the nature of the solution whether it is acidic or basic. The values on…

Q: What is the pH of a 0.0100 M solution of acetic acid? Ka=1.8x10-5

A: Dissociation of acetic acid can be written as; CH3COOH →   CH3COO- + H+ Given that concentration of…

Q: 1. Calculate the pH of the following solutions: a. 0.020M potassium acid phthalate solution; Ka =…

A: pH of both the solution can be found out using the equilibrium expression.