Q4/ A- Calculate the pH of the resulting salt solution, when 100 ml of 0.IN (HCI) was added to 0.1N (NH,OH) (use the ionization constant of ammonium hydroxide = 1.8 *10°). B- What is the pH of the resulting solution when 50 ml 0.1M NAOH had been added to 75 ml 0.1 M HCI?

Q: If a buffer solution is 0.230 M in a weak acid (Ka = 3.4 x 10-3) and 0.410 M in its conjugate base,…

A: Dear student I have given answer to your question in the image format

Q: What is the pH of a solution which is 0.021 M in weak base and 0.039 M in the conjugate weak acid…

A: We have a buffer system of weak base (0.021M) and conjugate weak acid (0 .039M) . We also have the…

Q: A volume 100.0 mL of a 0.20 M acetic acid CH,COOH solution is titrated by a 0.10 M lithium hydroxide…

A: LiOH is a strong base it reacts with weak acid CH3 COOH to give a buffer solution before equivalence…

Q: What is the pHpH of a 0.24 M0.24 M solution of the weak base?

A: pH + pOH = 14  pH = 14 - pOH  pOH = -log[OH-]

Q: When 25.0 mL of 0.300 M hydrobromic acid and 25.0 mL of 0.300 M ammonia are combined, the pH of the…

A: pH of resulting solution will depend upon nature of resulting solution either acidic or basic.

Q: You begin with 100 mL of 0,250 M HCN and add to it 0,75 M NaOH at 25°C (HCN Ka = 6,2 * 10-10)…

A: Given: The volume of 0.250 M HCN added to 0.75 M NaOH is 100 mL. The acid dissociation constant of…

Q: A students mistakenly titrates 25.0 mL of a 0.20 M H2SO4 solution, with 62.0 mL of a 0.15 M NaOH…

A:

Q: 6. Consider the reaction of 50.0 mL of 2.0 M nitric acid with 90.0 mL 1.0 M potassium hydroxide.…

A: The equation of given reaction is,

Q: What is the pH for a 400 ml solution of 1.6 M Benzoic Acid if you added 175 grams of conjugate base…

A: The solution is given below -

Q: Volume of HCI pH 50.00 mL of 0.1000 M added, mL 50.00 mL of 0.000100 M NH,OH with 0.00100 M HCI…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: A solution is prepared that is initially 0.078M in propanoic acid (HC,H,CO,) and 0.38M in potassium…

A: We have to fill the table.

Q: HA(aq) = H* (aq)+ A¯(aq) Derive the Henderson-Hasselbalch equation. (b) () Calculate the pH of a…

A: A) First Drive Henderson equation :  For this reaction, Ka = { [H+][A-] / [HA] }  Ka = [H+] × ( [A-]…

Q: You have 500mL of a solution 0.3 M acetic acid (Ka= 1.74x10^-5 M). The pH of the solution before and…

A: We have to calculate the pH after addition of base.

Q: What

A: Dear student I have given answer to your question in the image format.

Q: What is the pH of the solution which results from mixing 0.08 mol NH3 and 0.03 mol HCl? (Ka for NH4+…

A:

Q: A solution is prepared that is initially 0.49M in pyridine (C5H₂N), a weak base, and 0.40M in…

A: Given: The concentration of pyridine = 0.49 M The concentration of pyridine chloride = 0.40 M…

Q: 2) What is the pH for a 400 ml solution of 1.6 M Benzoic Acid if you added 175 grams of conjugate…

A:

Q: 4. If you added 35 ml of 1.5 M NaOH to a solution of 3.5M 1650 ml of Acetic Acid, what would the pH…

A: First part of the answer is explained below.

Q: Titrate in 26 ml of 2.2 M NaOH into 1200 ml of .5M HCO2H, what will the pH?

A:

Q: Calculate the moles of HCI that must be added to 100.0 mL of a solution that is 0.20 M in HCO₂H and…

A:

Q: When 25.0 mL of 0.400 M hydrobromic acid and 25.0 mL of 0.400 M potassium nitrite are combined, the…

A: Given that: the volume of hydrobromic acid= 25.0 mL = 0.025 L molarity of hydrobromic acid= 0.400 M…

Q: A Moving to the next question prevents changes to this answer. estion 2 What is the pH of the…

A:

Q: In a titration experiment, the pH of the vinegar used was found to be 2.45 which is equivalent to…

A:

Q: What is the concentration of hydroxide ion in a 0.57 M aqueous solution of hydroxylamine, NH2OH?…

A: The equation for the dissociation of hydroxylamine

Q: A solution contains 0.363 M HA (Ka = %3D 6.74-10-46.74-10-4) and 0.677 M NaA. What is the pH of this…

A: A solution contains 0.363 M HA and 0.677 M NaA.Ka of HA is 6.74 × 10-4We have to calculate the pH…

Q: HCl and Na2CO3 undergo a neutralization reaction. To neutralize the acid and base, 14.4 mL of…

A:

Q: Adding as little as 0.1 mL of concentrated HCl to a liter of H2O shifts the pH from 7.0 to 3.0.…

A: Given: Adding as little as 0.1 mL of concentrated HCl to a litre of H2O shifts the pH from 7.0 to…

Q: Q3/ A- What is the approximate M and N of 13% solution of H,SO, which has a specific gravity of 1.09…

A:

Q: A 0.1276-g sample of a monoprotic acid (molar mass-1.10 x 102 g/mol) was dissolved in 25.0 mL of…

A: Given that, 0.1276 g of a monoprotic acid is dissolved in 25 mL of water. The molar mass of that…

Q: A solution is prepared that is initially 0.23 M in pyridine (C,H,N), a weak base, and 0.47M in…

A:

Q: C6H₂O₂ + H₂O = HC6H₂O₂ + OH- K₂ = 1.7 x 10-5 for sorbic acid, HC6H7O₂ a The potassium sorbate…

A:

Q: The Ka value for acetic acid, CH,COOH(aq), is 1.8 × 10-5. Calculate the pH of a 1.20 M acetic acid…

A: Acetic acid dissociates as: CH3COOH→CH3COO-+H+

Q: I'd like help with the theoretical pH calculation, please. The Ka of both NH3 and CH3COOH is given.…

A: The pKa of acetic acid can be calculated as follows-

Q: Part C For 500.0 mL of a buffer solution that is 0.185 M in CHCH,NH2 and 0.135 M in CH3CH2NH3CI,…

A:

Q: What is the pH of a solution prepared by adding 2.37mL of 1.78 M HCL to 0.664L of .399 M weak base,…

A:

Q: When 35.0 mL of 0.300 M hydrobromic acid and 35.0 mL of 0.300 M ammonia are combined, the pH of the…

A: Given molarity of HCI = 0.300 M Volume 35.0 mL = 0.035 L So, Number of moles of HC| = Molarity of…

Q: 1. HCl is a strong acid, which means that it dissociates completely in water. What is the pH of a…

A:

Q: If a buffer solution is 0.100 M in a weak acid (K, = 5.7 x 10-5) and 0.530 M in its conjugate base,…

A: We have  0.1 M of weak acid of Ka 5.7*10-5 . Concentration of conjugate base as 0.53 M We have to…

Q: If you titrate 25.00 mL of 0.05 M NaOH with 0.025 M HCl, a.what is the hydronium ion concentration…

A: Given: Concentration of NaOH = 0.05 M Volume of NaOH solution = 25.00 mL = 0.025 L…

Q: solution contains 0.351 M HA (Ka = 1.13⋅10−51.13⋅10-5) and 0.744 M NaA.   What is the pH of this…

A: We will use buffer equation in all parts

Q: NH3 is a weak base. It ionizes in water to produce NH4+ and OH- . Its Kb = 1.8  10-5 and Kw = 1 …

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: Calculate the pH of a solution prepared by mixing 20.5 mL of a 0.500 M sodium flouride solution with…

A: Given-> Volume of NaF =20.5 ml Molarity of NaF = 0.500 M Volume of HF = 32.5 ml Molarity of HF…

Q: What is the pH of the solution that results from adding 24.7 mL of 0.11 M HCl to 25.2 mL of 0.41 M…

A:

Q: If a buffer solution is 0.300 M in a weak base (K₁ = 8.7 x 10-5) and 0.400 M in its conjugate acid,…

A:

Q: Q-3- Calculate the pH for ( four) these solutions. 2- 200 ml. of acetic acid 0.1 M mixed with 300ml,…

A: “Since there are multiple questions and it is not mentioned that which one has to be solved so I am…

Q: 4. Twenty milliliters of 0.50 N HOAC is diluted with water to 100 mL, and the resulting solution is…

A:

Q: A solution is prepared that is initially 0.095 M in propanoic acid (HC,H,Co,) and 0.31M in potassium…

A:

Q: What would be the hydronium ion concentration in a solution 0.100 M NaOH and 1.00 M NH3? (Hint:…

A: The dissociation of strong base NaOH takes place as,                                   NaOH    ⇌…

Q: Consider the below reaction, where you have 20.0ml of .18M C5H5N, which has a kB of 1.42x10^-9…

A: When strong acid react with weak base ,as given above  , pH is more affected by acid and given by…

Q: Determine the pH of the solution that results from mixing 0.100 mol of HCl with 0.400 mol of NH3.…

A: #(a):  Moles of HCl taken = 0.100 mol Moles of NH3 taken = 0.400 mol