what volume of acetic acid 0.1 M and what volume of sodium acetate 0.1 M should be added together to produce a solution (buffer) with a pH of 4.6?

Q: Explain what happens when acid is added to a buffer and the pH does not change very much.

A: A buffer is a solution that can resists changes in pH upon adding of a little amount of strong acid…

Q: The K, of hydroxylamine, NH,OH, is 1.10 x 108. A buffer solution is prepared by mixing 100.0 mL of a…

A: A buffer solution is a mixture of a weak acid and its conjugate base or a weak base and its…

Q: How many moles of sodium hydroxide would have to be added to 150 mL of a 0.368 M hydrofluoric acid…

A: When sodium hydroxide (NaOH) reacts with hydrofluoric acid (HF), the following reaction takes place:…

Q: A buffer solution contains 0.340 M ammonium chloride and 0.203 M ammonia. If 0.0488 moles of sodium…

A: To calculate the pH of the buffer solution after adding NaOH solution , we would first calculate the…

Q: A buffer solution contains 0.348 M ammonium chloride and 0.283 M ammonia. If 0.0144 moles of sodium…

A: Number of moles can be calculated as,

Q: a buffer is prepared by adding 39.8 mL of .75 M NaF to 38.9 mL of .28 M HF. what is the pH of the…

A: The volume of NaF = 39.8 mL . The volume of HF = 38.9 mL.  The concentration of NaF = 0.75 M . The…

Q: buffer solution contains 0.370 M hydrofluoric acid and 0.334 M potassium fluoride. If 0.0362 moles…

A: When a weak acid and its salt are present in a solution,they form a buffer solution.The pH of…

Q: A buffer solution contains 0.427 mol of carbonic acid and 0.512 mol of sodium hydrogen carbonate in…

A:

Q: pH of a given buffer solution does not depend, in general, on concentration of buffer components.…

A:

Q: An aqueous solution contains 0.370 M nitrous acid. many mL of 0.236 M potassium hydroxide would have…

A:

Q: A buffer solution contains 0.209 M ammonium chloride and 0.301 M ammonia. If 0.0515 moles of…

A: 1- First calculate the moles of salt and base before addition of acid HI :  a) moles of NH4Cl = […

Q: Match each weak acid with the pH value at which it would buffer.

A: Weak acids are the acids that do not dissociate completely in aqueous solution. There exists an…

Q: A buffer solution contains 0.326 M ammonium bromide and 0.377 M ammonia. If 0.0288 moles of…

A: Given: The molarity of NH4Br = 0.236 M. The molarity of NH3 = 0.337 M. The volume of the Buffer =…

Q: A buffer solution contains 0.451 M hypochlorous acid and 0.263 M sodium hypochlorite. If 0.0210…

A: Given, strength of hypochlorous acid - 0.451 Mstrength of sodium hypochlorite - 0.263 Mstrength of…

Q: How many moles of potassium hydroxide would have to be added to 250 mL of a 0.417 M acetic acid…

A: Use acidic buffer equation to get mole of KOH Acidic buffer is weak acid and salt with strong base

Q: A buffer solution contains 0.472 M hydrocyanic acid and 0.249 M sodium cyanide. If 0.0290 moles of…

A:

Q: How many moles of potassium hydroxide would have to be added to 225 mL of a 0.478 M acetic acid…

A: Here KOH was added in acetic acid. pKa of acetic acid is 4.75 Now, 225mL 0.478M CH3COOH =…

Q: Calculate the pH of a buffer system containing 1.5 M NH3 and 1.5 M NHẠCI. (K, of NH, the acid in…

A:

Q: In titrating 40.0 ml of 0.10 M of HCI solution with 0.15 M of KOH solution, what would be the pH of…

A: Given: Concentration of HCl = 0.10 M Volume of HCl solution used = 40.0 mL = 0.040 L…

Q: A buffer solution is desired to be prepared by mixing 100 mL of 0.6M ammonia solution and 150 mL of…

A: Given, Volume of ammonia = 100 mL Molarity of ammonia = 0.6 M Volume of ammonium chloride = 150 mL…

Q: When is Buffer most effective?

A: Buffer- Aqueous solution containing a week acid and its conjugate base or a week base and its…

Q: hat is buffer capacity, and when it is largest

A: The pH of the solution determines the concentration of H+ in the solution. A higher value of pH…

Q: A buffer solution contains 0.227 M ammonium chloride and 0.450 M ammonia. If 0.0418 moles of nitric…

A: A solution of ammonium chloride in ammonia is a buffer solution of a weak base and the salt of its…

Q: Explain the difference between a buffered and an unbuffered solution. How does the pH of an…

A: Buffer solution: A buffer is a solution of weak acid and conjugate base or weak base and conjugate…

Q: An aqueous solution contains 0.413 M hydrocyanic acid. How many mL of 0.319 M potassium hydroxide…

A:

Q: A buffer solution contains 0.344 M ammonium chloride and 0.387 M ammonia. If 0.0207 moles of sodium…

A:

Q: A buffer is prepared by adding 115 mL of 0.30 M NH3 to 135 mL of 0.15 M NH4NO3. What is the pH of…

A: A buffer is prepared by adding 115 mL of 0.30 M NH3 to 135 mL of 0.15 M NH4NO3. The pH of the final…

Q: Which of the following statement is incorrect regarding buffer solutions: OBuffer solutions are…

A: Buffer solution : It is a solution formed by weak acid and it's conjugate base pr vice-versa and…

Q: A buffer solution contains 0.413 M ammonium bromide and 0.267 M ammonia. If 0.0299 moles of…

A: Given, The concentration of ammonium bromide is 0.413 M The concentration of ammonia is 0.267 M…

Q: What is the effect of concentration of the weak acid on pH of the buffer solution? Explain.

A:

Q: An aqueous solution contains 0.29 M ammonium iodide. One Liter of this solution could be converted…

A:

Q: Suppose 1.44 0.150 M benzoic acid solution. Calculate the pH of the resulting buffer solution as-…

A:

Q: Give the chemical composition of a buffer solution and explain the buffer action with appropriate…

A: Buffer Solutions are the solutions which resists the sharp change in pH on addition of an acid or…

Q: Which solution has the greatest buffer capacity? Which solution can react with the largest amount…

A: Buffer solution: The solution that resists the change in pH is known as a buffer solution. The…

Q: For 530.0 mL of a buffer solution that is 0.185 M in CH3CH2NH2 and 0.170 M in CH3CH2NH3Cl, calculate…

A: pKb of CH3CH2NH2 is 3.19.pOH of the solution can be determined using Henderson-Hasselbalch equation.…

Q: The capacity of buffer solution is defined as the amount of weak acid or weak base can be added…

A: A buffer is a solution which resist any change in pH on adding a small amount of acid or base .   it…

Q: An aqueous solution contains 0.496 M hydrocyanic acid. How many mL of 0.250 M potassium hydroxide…

A:

Q: An aqueous solution contains 0.443 M hypochlorous acid. How many mL of 0.213 M potassium hydroxide…

A: Given,  [HClO] = 0.443 M  [KOH] = 0.213 M  Volume of the solution = 125 mL  pH of buffer = 7.530…

Q: A buffer solution contains 0.289 M KH2PO4 and 0.399 M K2HPO4. If 0.0485 moles of hydroiodic acid…

A: To calculate the pH of the resulting solution when 0.0485 moles of hydroiodic acid are added to 250…

Q: what is the pH when the volume of base added equals half that of the equivalence point?

A: Since the volume of base added = half of that of the equivalence point. Hence it means the titration…

Q: For

A: We will calculate pH after addition of HCl and before.

Q: Equal volumes of solutions of acids and their sodium salts are mixed to prepare a buffer. The…

A: A buffer solution (more precisely, pH buffer or hydrogen ion buffer) is an aqueous solution…

Q: how does buffer capacity change with added acid or base?

A: Buffer solution: An aqueous solution consisting of mixture of weak base and its conjugate acid, or…

Q: What is an acid-base buffer and what two components must be present? What important value do…

A: Buffer Solution is a water-based solution or aqueous solution that consists of a mixture of a weak…

Q: 200 mL of 0.1 M HCl is added to 400 mL of 0.1 M sodium acetate and water is added to give a final…

A: A buffer solution is the one which is made by adding a weak acid with its conjugate base. Any slight…

Q: Would a 0.010 M buffer solution or a 0.10 M buffer solution have a greater buffering capacity for…

A: Buffering capacity refers to the amount of added base or added acid that can be neutralized by a…

Q: A buffer solution contains 0.301 M ammonium chloride and 0.394 M ammonia. If 0.0328 moles of…

A:

Q: How many moles of sodium hydroxide would have to be added to 125 mL of a 0.301 M hypochlorous acid…

A: Given that : The volume of hypochlorous acid = 125 mL The molarity of hypochlorous acid = 0.301 M pH…

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.