If a 8.70 mL aliquot of acetic acid (HCH3COO) needs 11.05 mL of 0.080M Ca(OH)2 to reach the equivalence point, what is the concentration of the acetic acid?

Q: calculate the pH of the solution created by mixing 2 liters, 2 N, Ca (OH) 2 with 2 liters of 1 M…

A: Whenever anl strong acid and strong base reacts with each other than they neutralises each other to…

Q: 6. A buffer solution is formed by adding 0.500 mol of sodium acetate (CH3CO2NA) and 0.500 mol of…

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Q: What is the pH at the equivalence point if it requires 28.50 mL of 0.1208 M KOH to completely…

A: Solution- Introduction According to Le Chatelier’s principle, “When a system experiences any…

Q: A buffer must be a pH of 10.00 and 750 mL total volume. We have 20 L of 0.20 M NaHCO3 and solid…

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Q: A 0.105-g sample of a diprotic acid of unknown molar mass is dissolved in water and titrated with…

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Q: What is the pOH of the solution formed by mixing 15 mL of 0.10 M HNO₃ and 10 mL 0.15 M Ca(OH)₂?

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Q: If a student is titrating 10.0 mL of 1 M HNO3 with 1M NaOH and another students is  titrating 10.0…

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Q: In a titration of 68.0 mL of a 0.500 M solution of a diprotic acid H¿C3H;O4 (malonic acid) with…

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Q: Calculate the pH of a solution containing 22 mL of 1.09 M of a weak weak base B OH, like NH4OH, or…

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Q: solution is prepared by mixing 500 mL of 0.1 M HNO3 with 500 mL of 0.1 M Ca(OH)2. What is the pH of…

A: We will calculate pH by the help of given information

Q: 27.75 mLmL of 0.349 M HClM HCl is used to titrate 10.0 mLmL of aqueous ammonia to a methyl red…

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Q: What volume (in mL) of a 0.153 M sodium hydroxide solution must be added to a 20.0-mL sample of a…

A: The question is based on the concept of titration. We are titrating a strong acid with a strong…

Q: In a titration experiment, 31.4 mL of 1.120 M HCOOH is neutralized by 16.3 mL of Ba(OH)2. What is…

A: In a titration experiment, V1=31.4 ml M1 = 1.120 M V2 = 16.3 ml M2 = ?

Q: How many mL of a 5.0-M solution of sodium borate must be added to a 200-mL solution of 50 mM boric…

A: Pka of boric acid = 9.14    Cl+ consider x ml  5.0 M sodium borate is  required.   PH  = Pka +…

Q: If 6.39 mL of an aqueous solution of H3PO4 requires 21.97 mL of a 0.1400 M aqueous solution of…

A: Phosphoric acid reacts with calcium hydroxide to form calcium phosphate and water. The equation for…

Q: Calculate the molar concentration (M) of NaOH if 25.00 mL of NaOH required 36.68 mL of a 0.9500M…

A: Hcl+NaOH---->NaCl+H2O Neutralization reaction  M1V1/n1=M2V2/n2

Q: Which species make good standard solutions for acid-base neutralization titrations? sulfurous acid…

A: Concept introduction- Strong acid- is an acid which ionizes completely in water by loosing proton…

Q: In a titration of 13.5 mL of a 0.425 M solution of a diprotic acid H2C4H&O6 (tartaric acid) with…

A: Volume of tartaric acid = 13.5 ml  Molarity of tartaric acid = 0.425 M  Molarity of LiOH = 0.155 M…

Q: What is the pH of a buffer 0.10M (Salt) Na2HPO4/0.15M (acid) NaH2PO4? [ Ka2 = 6.2x10-8]

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Q: What is the pH at the equivalence point?

A: We have to find the pH of solution

Q: A 0.1310 g sample of an unknown diprotic acid is diluted to 100.00 mL and titrated by using 0.1910 M…

A: Suppose the diprotic acid is H2A. The titration of a diprotic acid with sodium hydroxide will lead…

Q: In a titration of 36.0 mL of a 0.250 M solution of a triprotic acid H,PO, (phosphoric acid) with…

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Q: There is 50 mL of NaOH with a concentration of 0.5mol in a burette. 5ml of vinegar is added to 45mL…

A: Here 5ml of vinegar solution is added to 45 ml of distilled water. Hence total volume of dilute…

Q: Sodium hypochlorite, NaOCl, is the active ingredient in household bleach. What is the concentration…

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Q: A handbook states that to prepare 100.0 mL of a particular buffer solution, mix 63.0 mL of 0.200 M…

A: Given,  Volume of the buffer = 100.0 mL  Volume of the HC2H3O2 = 63.0 mL  Molarity of HC2H3O2 =…

Q: 2.) 175.0 ml of 0.00200M HNO3 solution is added to 400.0 ml of 2.50×10-4M HClO4 solution. Calculate…

A: The pH of a solution can be determined by the negative logarithm of hydrogen ion concentration. It…

Q: What is the pH in the titration of 50 ml of a 0.150 M solution of KOH with 50.00 ml of 0.150 M HBr?

A: Volume of KOH=50 mL  Concentration of KOH=0.150M  Volume of HBr=50 mL  Concentration of HBr=0.150 M…

Q: A student performs a titration of 37.0 mL of a phosphoric acid (H:PO4) solution of unknown…

A: Given  37 ml of H3PO4  titrated with  26.2 ml 1.25 M NaOH  At equivalence  point  No of milimoles…

Q: What is the pH in the titration of 50 ml of a 0.150 M solution of KOH with 55.00 ml of 0.150 M HBr?

A: pH :-  The negative logarithm to the base 10 of hydrogen ion concentration of a solution expressed…

Q: The sample of 25.0 mL of 0.0200 M NH3 is titrated with a 20.0 mL of 0.0150 M HCl solution. (a) Show…

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Q: A 50.00-mL portion of an HCl solution required 29.71 mL of 0.01963 M Ba(OH)2 to reach an end point…

A: The number of moles of OH-, nOH-, in 29.71 mL of 0.01963 M Ba(OH)2 is; 1000 mL=1.0 LnBa(OH)2=0.01963…

Q: A solution is formed by adding 6.00 grams of solid potassium acetate, KC₂H₃O₂, to 200.0 ml of…

A: Answer: Basic nature of the solution will be the outcome of the hydrolysis of acetate ion which will…

Q: When a 21.3 mL sample of a 0.473 M aqueous hydrofluoric acid solution is titrated with a 0.339 M…

A: Balanced chemical equation: HF  +   NaOH  ------>  NaF  +   H2O pH of an aq. solution of a salt…

Q: answer the following questions. What is the pH of the solution before the titration begins?…

A: Given:  Volume of HBr = 100 ml  Concentration of HBr = 0.250 M  Concentration of KOH = 0.150 M…

Q: A chemistry graduate student is given 100. mL of a 0.40M nitrous acid (HNO,) solution. Nitrous acid…

A: Mass of NaNo2 required= 1.79 g

Q: How many grams of NaF would have to be added to 2.00 L of 0.100 M HF to yield a solution with a pH =…

A: According to Hendersen’s equation PH= Pka + log [salt]/[acid] for acid POH= Pkb + log [salt]/[base]…

Q: When a 19.5 mL sample of a 0.442 M aqueous hydrocyanic acid solution is titrated with a 0.483 M…

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Q: A titration of 49.0 mL of a sulfuric acid (H2SO4) solution of unknown concentration with a…

A: When Sulfuric acid Solution is titrated with barium hydroxide Solution then barium sulfate and water…

Q: Sodium benzoato , NaC7H5O2, is used as a preservative in foods . Consider a 50.0mL sample of 0.250 M…

A: A) Given- Concentration of NaC7H5O2  = 0.250 M Volume = 50.0 mL Concentration of HBr = 0.200 M…

Q: Consider the reaction between 50.0 mL of 0.10 M NaOH and 75.0 mL of 0.20 M HCI at 25°. Which of the…

A: Whenver an acid and base reacts with each other than they form salt and water and the process is…

Q: Calculate [OH⁻] in a solution obtained by adding 1.10 g solid KOH to 1.00 L of 10.0 M NH₃. (Kb of…

A: Given data,Mass of KOH=1.10gMolarity of NH3=10.0MVolume of solution=1.0LKb=1.80×10-5

Q: An acid–base titration is performed: 250.0 mL of an unknownconcentration of HCl (aq) is titrated to…

A: a) Since the moles of HCl = moles of NaOH as the reaction is  NaOH + HCl -----> NaCl + H2O And…

Q: HCN is a weak acid with a Ka = 4.90 x 1010 A 50.00 mL sample of this HCN solution (0.250 M) is…

A: Given data,Ka=4.90×10-10Molarity of HCN=0.250MMolrity of NaOH=0.500M

Q: The pH of the buffer solution in part A is 4.70. 17.5 mL of 9.50x10-3 mol L1 HCI solution was added…

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Q: calculate the pH of a asolution that is made when 0.10 L of 0.24 M benzoic acid (pKa=4.19) and 0.050…

A: Benzoic acid is a weak acid and sodium hydroxide is a strong base. The reaction between them results…

Q: 4. Explain how you determine the pH when 15 ml of 0.100 M HCI is added to 25 ml of 0.080 M NH3 (Kb =…

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Q: How many equivalents are in 15.0 mL of 0.12 M Ba(OH)2 solution? What volume of 0.085 M HNO3 is…

A: The normality is calculated by multiplying the molarity with a number of equivalents (n). Since two…

Q: An environmental chemist obtained a 200. mL sample of lake water believed to be contaminated with a…

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Q: What is the concentration of hypochorite ion if 20.00 mL of bleach requires 32 mL of 0.500 M HCl to…

A: Titration is done in between hypochlorite ion and HCl to reach the equivalence point.

Q: Lemons get their sour flavor from citric acid (Ka = 7.4 x 10-4) a fresh squeezed lemon can have a…

A: The pH scale is given by the scientist Sorensen in order to express the [H3O+] ion of a solution. It…

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.