In a titration 40.0 mL of HCl is put in a flask with a few drops of phenolphthalein. A solution of 0.200 M NaOH was added drop-wise from a buret. An endpoint was detected at a sodium hydroxide volume of 20.0 mL.what is the concentration of the HCl?

Q: A chemistry student needs to standardize a fresh solution of sodium hydroxide. He carefully weighs…

A: It is acid-base titration. We knew that sodium hydroxide is not the primary standard solution. So we…

Q: A chemistry student needs to standardize a fresh solution of sodium hydroxide. She carefully weighs…

A: Considered that 250 mL of oxalic acid solution is neutralized by the 46.1 mL of sodium hydroxide…

Q: Imagine your instructor gave you a solution of carbonic acid (H2CO3) and asked you to determine the…

A: The number of the moles of solute to the volume of solution in liters is known as molarity.

Q: A 0.9600 M NaOH solution was diluted with a factor of 4. Then the diluted solution of NaOH was…

A:

Q: what is the standardized concentration of NaOH?

A: We are given mass KHP is 0.550 g  To neutralize it, volume of NaOH used is 33.0mL  We have to find…

Q: You are preparing a NAOH solution for use with an acid-base titration experiment. You weighed out…

A: Given ;-  Mass of NaOH = 1.321 g  Volume of solution = 246.9 mL  Molar mass of NaOH = 40.00 g/mol To…

Q: A 5.00 mL sample of 0.25 M HBr solution is titrated with 0.35 M NaOH. What volume of NaOH is…

A: We should equal equivalent of both acid and NaOH ion to volume of NaOH Equivalent =…

Q: Sodium hydroxide is a commonly used base in neutralization titrations. It is a normal procedure to…

A: Primary standards are reagents that are used for determining the concentration of the unknown. A…

Q: An impure sample of potassium hydrogen phthalate (KHP) was titrated to determine the percent…

A: We will use stoichiometry of the reaction to get the answer.

Q: Example: Titration of o.2121 g of pure Na CO, (134.00 g/mol) required 43-31 mL of KMNO What is the…

A:

Q: Consider a titration where 0.215 M potassium hydroxide is added from a burette to 10.00 mL of…

A: Given information,

Q: A 0.411 g sample of potassium hydrogen phthalate, KHC8H4O4 (molar mass = 204.22g/mol), is dissolved…

A: Calculation of moles for KHC8H4O4:

Q: An aqueous solution of hydroiodic acid is standardized by titration with a 0.171 M solution of…

A: Given : Concentration of barium hydroxide i.e Ba(OH)2 = 0.171 M Volume of Ba(OH)2 required = 23.1 mL…

Q: 12.50 mL of a sulfuric acid solution, whose concentration is unknown, is titrated with 12.54 mL of…

A:

Q: For a tablet containing 1000 mg of vitamin C, calculate the minimum concentration of the NaOH…

A: Given that :  Mass of vitamin C = 1000mg = 1000mg×1g/1000mg = 1.00g Volume of NaOH used to…

Q: A sample of antacid was dissolved in 50.00 mL of 0.300 M HCI solution, then back-titrated to the…

A: Amount of HCl reacted with antacid sample can be calculated using back titration.

Q: You have a job as a summer intern in a bleach processing plant. Part of your job is to determine the…

A:

Q: In a titration of KOH, 0.0725 g of KHP is weighed into a flask and dissolved in deionized water. The…

A: The molar mass of KHP is 204.22 g/mol. The number of moles of KHP can be calculated by dividing the…

Q: The titration of 26.40 mL of HCl solution of unknown concentration requires 12.21 mL of a 0.150 M…

A: An acid reacts with a base to form salt and water. For the given acid-base reaction, the balanced…

Q: A chemistry student needs to standardize a fresh solution of sodium hydroxide. He carefully weighs…

A: Given Mass of oxalic acid = 231 mg Volume of NaOH = 130.9 ml

Q: Suppose a student needs to standardize a sodium thiosulfate, Na, S,0,, solution for a titration…

A:

Q: 3. Titration of an Antacid Antacid 2 Antacid 1 Alka Selter Tums Ca CD 3 79.20g 179.72g 1. Brand of…

A: A neutralization reaction is a chemical reaction in which an acid and a base react quantitatively to…

Q: A 13.8 mL solution of 0.176 M phosphoric acid (ag) is to be titrated with 0.384 M sodium hydroxide…

A: The given data contains, Molarity of phosphoric acid = 0.176 M. Volume of phosphoric acid = 13.8 ml.…

Q: The equivalence point for the titration of a 25.00-mL sample of CsOH solution with 0.1062 M HNO3 is…

A: Given,

Q: Potassium sorbate,KC H.O, (molar mass 150. g/mol) is commonly added to diet soft drinks as a…

A: IMPORTANT POINTS: Potassium sorbate is formed from a weak acid and strong base , so it is a basic…

Q: A student analyzed an antacid tablet from a bottle of 50 tables purchased at a discount store for…

A:

Q: concentration

A:

Q: A permanganate solution is standardized by titrating it with a 0.1712 M SO,2- solution. The balanced…

A:

Q: You titrated a 21.00 mL solution of 0.0500 M oxalic acid with a freshly prepared solution of KMnO4.…

A: Given, Volume of oxalic acid = 21.00mL. Molarity of oxalic acid = 0.0500M. Volume of KMnO4 solution…

Q: In an acid-base titration, you were given with a 0.1050 M sodium hydroxide solution placed in a…

A:

Q: In a titration reaction 20.00 mL of 0.500 M KOH reacts completely with 12.55 mL of sulfuric acid,…

A: Concentration of KOH = 0.500 M         Volume of KOH = 20.00 mL (0.02L) Volume of sulfuric acid =…

Q: A 25.00 mL sample of acetic acid (CH3COOH) is titrated to the equivalence using 31.08 mL of 0.1978 M…

A:

Q: A 0.5504-g sample of KHP (potassium hydrogen phthalate, KHC8H4O4; molar mass = 204.22 g/mol) is…

A:

Q: A 4.500-g sample containing sodium carbonate (105.99 g/mol) and other impurities is titrated with…

A:

Q: 10.00-mL sample of dilute sulfuric acid, H2SO4, is titrated with 0.2540 M NaOH solution and 35.20 mL…

A:

Q: Lactic acid is a monoprotic acid with the formula C3O3H6. You have a 25.00 mL sample of lactic acid…

A: Answer:- This question is answered by using the simple concept of chemical reaction of acid and base…

Q: If the concentration of the NaOH that was added was 1.0 M and the volume of oxalic acid being…

A: For NaOH, Molarity, M1 = 1.0 M = 1 mol L-1 Volume used, V1 = 29 mL = 29 x 10-3 L…

Q: What volume of a 0.462 M NaOH solution would be required to titrate 2.85 g of pure KHP

A: In acid base titration, all H+ neutralised by OH- . Here from mass of KHP we can determine moles of…

Q: The data ( Concentration HCl =0.35 M, Volume HCl=24.35 mL, Volume NaOH=36.44 mL) refers to a…

A:

Q: 1. a: A sample of 8.5 mL H,SO, is titrated with 18.5 mL of 0.35 M Ca(OH),. What is the concentration…

A: Answer : Molarity and volume of solution con be calculated as follows

Q: The end point in a titration (stoichiometric / equivalence point) of a 50.0 mL sample of aqueous HCl…

A:

Q: 2MnO4- (aq) + 5H2C2O4(aq) + 6H+(aq) → 2Mn+2(aq) + 10CO2(g) + 8H2O(l) In a titration experiment, a…

A: The titration of potassium permanganate with oxalic acid is a redox reaction. In this titration the…

Q: Suppose in a titration of a diprotic acid a student needed 31.84 mL of 0.1105 M NaOH to reach the…

A:

Q: KHP (potassium hydrogen phthalate, KHC8H4O4

A: Molarity = Moles of solute/ volume of solution (in L) Moles = Mass in gm/molar mass

Q: A 19.95−mL sample of HCl of unknown concentration was transferred to a flask, a few drops of the…

A: The neutralization reaction of HCl and NaOH is given as:HCl (aq) + NaOH (aq) → NaCl (aq) + H2O…

Q: A 20.00-mL sample of aqueous oxalic acid, H2C2O4, was titrated with a 0.09113-M solution of…

A: Given: Volume of Oxalic acid: 20.00 mL The concentration of Potassium permanganate: 0.09113 M The…

Q: Suppose in a titration of a diprotic acid a student needed 25.64 mL of 0.1105 M NaOH to reach the…

A:

Q: A 15.00 mL solution of phosphoric acid (H;PO4) is titrated with 11.20 mL of 0.155 M sodium…

A:

Q: A 4.500-g sample containing sodium carbonate (105.99 g/mol) and other impurities is titrated with…

A:

Q: A 0.4040-g sample of potassium hydrogen phthalate, KHC8H4O4 (molar mass = 204.44 g/mol) is dissolved…

A: The molar concentration is the molarity of solution which is defined as a number of moles of solute…

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.