A 24.8mL sample of vegetable juice is titrated with 15.65mL of NaOH solution. The molar concentration of the NaOH is .106 M. The molar mass of citric acid is 192.12 g-mol-1. Express all with three significant figures

Q: 25 mL of a bleach (NAOCI) sample is diluted to 500 mL. An excessive amount of KI is added to the 20…

A: The question is based on the concept of complexometric titrations.   we have to calculate percentage…

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

A:

Q: Use floating decimal in your solutions but express all final answers to four (4) decimal places and…

A:

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

A:

Q: A 0.217 g sample of HgO (molar mass = 217 g/mol) reacts with excess iodide ions according to the…

A: Reaction occurs according to law of chemical equivalency. Number of mols of any substance  =( weight…

Q: A dilute solution of an unknown weak monoprotic acid (HX) required a 28.62 mL titration of 0.1084 M…

A:

Q: A student prepares a dilute solution by adding 10.00 mL of a stock solution of a monoprotic weak…

A:

Q: A 10 mL aliquot of a sulfuric acid solution requires 28.16 mL of 0.1000 M sodium hydroxide for…

A: To find out what volume of 0.1000 M barium chloride will be required to titrate a second 10 mL…

Q: A 10.00 mL sample of hydrochloric acid is diluted by adding 50 mL of deionized water, and then…

A: Given that : Volume of HCl after dilution (V1) = 10.00 mL + 50 mL = 60 mL Volume of NaOH (V2) =…

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

A: We have to calculate the Molarity of NaOH solution.

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

A: Firstly, the number of moles of oxalic acid is calculated. Oxalic acid has a molar mass of 90.03…

Q: A compound containing chlorine is titrated with a solution of 0.075 M Ag2SO4. If 0.250 g of the…

A:

Q: You are to determine the molarity of an unknown monoprotic acid, acetic acid (HC2H3O3). You prepared…

A: A titration is an analytical method to find the concentration of an unknown solution from a solution…

Q: In the experiment, the amount of acetic acid in vinegar was determined by titrating with 0.1 M NaOH…

A: We are authorized to answer three subparts at a time since you have not mentioned which part you are…

Q: Consider an impure sample of 25.20% Na2CO3.  How many grams of the sample must be dissolved in a…

A: The question is based on quantitative estimation. We have to calculate how much  sodium carbonate…

Q: What mass of FeSO4.(NH4)2SO4. 6H2O is present in a sample if it is titrated to its equivalence point…

A: Given: Volume of  KMnO4    = 4.100 mL Concentration of KMnO4 = 0.100 N mass of FeSO4.(NH4)2SO4.…

Q: A 27.00 mL sample of sodium hydroxide was titrated (neutralized) with 31.7 mL of 0.150 M sulfuric…

A: In an acid-base neutralization reaction, the H+ ions of the acid neutralized by equal moles of OH-…

Q: a) A titration is a method of analysis in which the result is achieved by the measurement of volume.…

A: A titration is a quantitative technique where the concentration of an unknown solution is determined…

Q: A supply of sodium hydroxide is known to contain contaminants sodium chloride and magnesium…

A: When an acid is neutralised by a base it react and form salt and water and the reaction is known as…

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

A:

Q: A 5.00 ml sample of vinegar was titrated with 0.08751 M NAOH. The sample requires 22.31 mL of NaOH…

A:

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

A: Please find your solution below :

Q: An acid-base titration is used to standardize a solution of NaOH. A student adds 25.00 mL of a…

A: KHP + NaOH→NaKP + H2O At equivalence point No. of moles of KHP=No. of moles of NaOH

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

A: Molarity is the number of moles of solute upon the volume of solution in liters. Moles is determined…

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

A: In order to find whether the given acid is monoprotic, diprotic  or triprotic we first write down…

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

A:

Q: Suppose in a titration of a monoprotic acid a student needed 31.36 mL of 0.1105 M NaOH to reach the…

A: Answer :- 60.87 g/mol  The Molar Mass of unknow monoprotic acid = 60.87 g/mol…

Q: The following solutions are needed to be prepared for the titration procedure: 1. 20 mL of 2 M HCl…

A: Given: Mass of Fe(OH)n used = 1.0867 g Volume of HCl solution used = 20 mL = 0.020 L…

Q: organic acid called acerbic acid is being tested as a new additive for sour candies. A sample of…

A: Volume of sample = 100.0 mLMolar mass of acerbic acid is M = 215.4 g/molMolar concentration of LiOH…

Q: A 30.00 ml sample of phosphoric acid is titrated with a 0.050 M magneisim hydroxide solution.  The…

A: Given: Volume of sample = 30.00 mLInitial buret reading = 4.71 mLFinal buret reading = 31.09…

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

A: Chemical equation for the titration of oxalic acid with NaOH is: H2C2O4+2NaOH →Na2C2O4+2H2O This…

Q: A 25.00-mL sample of a commercial vinegar is diluted with de-ionized water to 100.0 mL. Then, a…

A: 18.50ml of 0.1125M NaOH is required. Moles of NaOH = Molarity× Volume                              =…

Q: An impure sample of the monoprotic acid benzoic acid (C6H5COOH, 122.12 g/mol) is titrated with…

A: Since 1 mole of benzoic acid has 1 mole of acidic H. because 1 molecule has only 1 acidic H. And 1…

Q: It is desired to neutralize a solution X that contains a mixture of potassium chloride and hydriodic…

A: Solution X is a mixture of potassium chloride and hydroiodic acid.  In this mixture the acid that is…

Q: To do a titration (neutralization), a student started with 18.25 ml NaOH in a buret with a…

A:

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

A:

Q: A student is asked to standardize a solution of barium hydroxide. He weighs out 0.926 g potassium…

A:

Q: A student àdds a small amount of phenolphthalein to an erlenmeyer flask, and it changes to pink when…

A: Given: A student adds a small amount of phenolphthalein to an erlenmeyer flask and it changes to…

Q: A 25.0mL acetic acid sample was titrated using exactly 69.72 mL of a 0.30M sodium hydroxide solution…

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: For items 44-47. The chloride ion content of a 250.0-mL seawater sample was titrated against 0.1102…

A: This question can be solved using law of multiple proportions.

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

A: Given that : The mass of oxalic acid = 50 mg The volume of distilled water = 250ml The volume of…

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

A: Given: The mass of the oxalic acid taken = 294 mg The volume of the NaOH solution taken = 140.7 mL…

Q: An aqueous solution of hydroiodic acid is standardized by titration with a 0.179 M solution of…

A: Given : Molarity of barium hydroxide i.e Ba(OH)2 = 0.179 M Volume of Ba(OH)2 solution required =…

Q: Which is NOT TRUE about performing a BLANK titration? Choose the best answer. O It involves…

A:

Q: A student is asked to standardize a solution of barium hydroxide. He weighs out 0.934 g potassium…

A: A ) We have the balanced neutralization reaction as follows 2KHC8H4O4 + Ba(OH)2→2 H2O + K+ + 2…

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

A:

Q: A chemist needs to determine the concentration of a sulfuric acid solution by titration with a…

A:

Q: The standardization of iodine solution was conducted using 10.0 mL of a standard 1.00 mg/mL ascorbic…

A:

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

A: Given : Mass of oxalic acid = 18mg Volume of distilled water = 250ml