Aspirin is a monoprotic acid called acetylsalicylic acid. Its formula is HC,H,04. A certain pain reliever was analyzed for aspirin by dissolving 0.112 g of the drug in water and titrating it with 0.0306 M KOH solution. The titration required 18.33 mL of base. What is the percentage by weight of aspirin in the drug? % aspirin in the sample eTextbook and Media Save for Later Attempts: 0 of 15 used Submit Answer

Q: 1. What is the percentage of acetic acid, CH3COOH, in a sample of vinegar if 36.00 mL of 0.486 M…

A:

Q: A 0.834 g sample of a monoprotic acid is dissolved in water and titrated with 0.190 M NaOH. What is…

A:

Q: Suppose you are titrating a solid mixture containing KHP (molar mass=204.2 g/mol) and a salt…

A:

Q: Potatoes can be peeled commercially by soaking them in a 3-M to 6-M solution of sodium hydroxide,…

A: Potatoes can be peeled commercially by soaking them in a 3-M to 6-M solution of sodium hydroxide,…

Q: An antacid tablet with an active ingredient of CaCO3 was dissolved in 50.0 mL of 0.300 M HCl. When…

A: The number of moles of HCl = 50.0 mL1000 mL/L×0.300 mol L-1…

Q: An aqueous solution of barium hydroxide is standardized by titration with a 0.108 M solution of…

A: Ba(OH)2 = Base HCl = Acid

Q: An aqueous solution of hydrobromic acid is standardized by titration with a 0.199 M solution of…

A:

Q: An 8.65-g sample of an unknown group 2 metal hydroxide is dissolved in 85.0 mL of water. An…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: Suppose you are titrating a solution of sodium oxalate, which has a molar mass of 134 g/mol, with a…

A: No of moles of KMnO4 = Molarity x Volume in L                                       = 0.0375 mol/L x…

Q: An aqueous solution of perchloric acid is standardized by titration with a 0.117 M solution of…

A:

Q: What is the percentage of acetic acid, CH3COOH, in a sample of vinegar

A:

Q: Analysis of a solution of NaOH showed that 42.67 mL of 0.485 M HNO3 was needed to titrate a 25.00-mL…

A: Given: 42.67mL of 0.485M  HNO3 titrated with 25.00mL sample of NaOH. To find: concentration of the…

Q: The molarity of an aqueous solution of hydroiodic acid, HI, is determined by titration with a 0.118…

A: The given reaction is: The molarity of HI can be calculated as follows: where MHI is the molarity…

Q: 4.86 An 8.65-g sample of an unknown group 2 metal hydroxide is dissolved in 85.0 mL of water. An…

A: It is an example of neutralisation reaction a base react with acid to form salt  and water

Q: Chromic acid, H2CrO4, is used in ceramic glazes and colored glass, and is particularly effective for…

A: The question is based on the concept of titrations. we have been given mass of chromium present. we…

Q: A 5.00-mL sample of sulfuric acid, H2SO4, is diluted to 25.00 mL and the diluted solution is…

A: Dilution of a concentrated solution, does not change the number of moles of the substrate. Only its…

Q: A solution of malonic acid, H2C3H2O4, was standardized by titration with 0.1000 M NaOH solution. If…

A:

Q: Consider an acid-base neutralization reaction: H2SO4(aq) + 2 NAOH(aq) NazSO4(aq) + 2 H2O(1) --->…

A:

Q: How many mL of a 0.235 M NaOH solution would it take to titrate a 25.00 mL sample of a 0.395 M HI…

A: The neutralization reaction between acid HI and base NaOH is given as,…

Q: 1. A 4.277-g sample of Al2(SO.)3 was dissolved in distilled water to make a total volume of 250.0 mL…

A:

Q: One method used commercially to peel potatoes is to soak them in a solution of NaOH for a short…

A:

Q: 1. What is the percentage of acetic acid, CH3COOH, in a sample of vinegar if 36.00 mL of 0.486 M…

A: As per our guidelines we are supposed to answer only one question. Kindly repost other questions as…

Q: You have 615 ml of 4.69 M HCl.  Using a volumetric pipet, you take 288 ml of that solution and…

A:

Q: An acidic solution is 0.100 M in HCl and 0.210 M in H2SO4. What volume of a 0.160 M solution of KOH…

A: Given,Molarity of HCl = 0.1 M = 0.1 mol/LMolarity of H2SO4 = 0.21 M = 0.21 mol/LVolume of acidic…

Q: s the molarity of a Sr(OH)2 solution if a 84.5 mL sample is titrated with 325 mL of 0.75 M HNO3…

A:

Q: Potassium acid phthalate, KHC8H4O4, or KHP, is used in many laboratories, including general…

A:

Q: An aqueous solution of hydrochloric acid is standardized by titration with a 0.165 M solution of…

A:

Q: Magnesium carbonate, magnesium oxide, and magnesium hydroxide are all white solids that react with…

A:

Q: An aqueous solution of hydrobromic acid is standardized by titration with a 0.197 M solution of…

A: Given :  Molarity of barium hydroxide solution = 0.197 M  Volume of barium hydroxide solution = 20.5…

Q: An aqueous solution of hydroiodic acid is standardized by titration with a 0.137 M solution of…

A: The hydrochloric acid reacts with calcium hydroxide to form calcium chloride and water. The equation…

Q: An aqueous solution of nitric acid is standardized by titration with a 0.186 M solution of barium…

A: Write the expression to calculate the molarity from the unknown solution. M1V1=M2V2 where M and V…

Q: A sample of solid CaCO, requires 22.50 mL of a 1.25 M HCI solution to neutralize it. How many grams…

A: Given,  The reaction is - So, in this reaction, 2 mole of HCl reacts with 1 mole of CaCO3. In other…

Q: An aqueous solution of perchloric acid is standardized by titration with a 0.130 M solution of…

A: Given: The molarity of the solution of barium hydroxide (Ba(OH)2) is 0.130 M The volume of the base…

Q: You have 250. mL of 0.226 M HCl. Using a volumetric pipet, you take 50.00 mL of that solution and…

A: Given:M1 = 0.226 MV1 = 50.00 mL.V2 = 100.00 mLV3 = 10.0 mLV4 = 100 mL

Q: A 0.201 g sample of a monoprotic acid is dissolved in water and titrated with 0.160 M NaOH. What is…

A: Stoichiometry is mainly based on the calculation of moles and volumes. These two values are used to…

Q: 2 СHз СООН + Ca(ОН)2 — Ca(СH3 CОО)2 + 2 НаО How many grams of calcium hydroxide would be required to…

A:

Q: The concentration of SO42–(aq) in a sample of river water can be determined using a precipitation…

A: Given,Volume = 6.0 mlConcentration of Ba2+ = 0.00100 M

Q: 1. What is the percentage of acetic acid, CH3COOH, in a sample of vinegar if 36.00 mL of 0.486 M…

A: The question is based on the concept of quantitative estimation. we have to calculate mass…

Q: Ascorbic acid (Vitamin C, H2C6H6O6) is a diprotic acid.  In a laboratory exercise, a vitamin C…

A: The balanced chemical equation of the ascorbic acid is - 1) calculate the moles of the base NaOH -…

Q: A standard solution of NaOH was prepared by dissolving 12.5g of NaOH in enough water to give a total…

A: We know for a neutralization reaction V1* S1 = V2 * S2 Where V1 = Volume of the base required S1=…

Q: 13. The reaction of HCl with NaOH is represented by the equation: HCl(aq) + NaOH(aq) → NaCl(aq) +…

A:

Q: Chromic acid, H2CrO4, is used in ceramic glazes and colored glass, and is particularly effective for…

A: Answer:- This question is answered by using the simple concept of stoichiometry which involves the…

Q: 18. A beverage mixture contains citric acid, C6H8O7 (molar mass 192 g/mol), plus sugar and…

A: Since 1 mole of citric acid will need only 1 mole of NaOH for complete neutralisation as it has only…

Q: 1. If 10. g of AgNO3 is available, what volume of 0.40 M AgNO3 solution can be prepared? Volume =…

A: The answer to the following questions are given as:

Q: The iodine contained in every one mL of the 0.010 M iodine solution in the buret will react with…

A: Number of moles of iodine in 1 L solution = 0.01 mol Number of moles of iodine in 0.001 L solution =…

Q: You have 250. mL of 0.136 M HCl. Using a volumetric pipet, you take 25.00 mL of that solution and…

A:

Q: You prepare the analyte from 0.507 g of the  KHPKHP  mixture. You then require 11.35 mL of 0.101 M…

A:

Q: An aqueous solution of calcium hydroxide is standardized by titration with a 0.110 M solution of…

A: Given, Concentration of perchloric acid = 0.110 M Volume of base = 24.7 mL Volume of acid = 27.3 mL…

Precipitation Titration

Precipitation analysis is used to analyze drugs, and to measure the salt content in food and beverages. It is an important concept from the examination point of view many practical questions are asked on the topic. This topic is significant in the professional exams for both undergraduate and graduate courses, especially for