If the initial volume reading for the second titration was 0.76 mL and the final volume reading was 11.73 mL, what volume of iodine solution was used in your second titration (in mL)? Include the unit and two decimal places in your answer.

Q: Calculate the molar mass of the unknown acid. Be sure your answer has the correct number of…

A: We calculate normality of acid and base then use this formula N1V1 = N2V2

Q: Acid-Base Titration:

A: Here for acid-base titration, we use the equation: V1S1=V2S2......(1) V1 = volume of acid S1 =…

Q: Your lab assignment presentation involves putting together a presentation to show other students on…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three subparts…

Q: S Part 2 • Calculations and Results. Show all your step-by-step calculations and write your results…

A: Molarity of titrant, NaOH used = 0.350 M  The balanced equation for the reaction is: NaOH(aq) +…

Q: student mixes phosphoric acid and sodium hydroxide in a neutralizationreaction. Write the balanced…

A: To write the balanced chemical equation for the neutralization reaction between phosphoric acid…

Q: In an acid-base titration, the neutralization of 20.00 mL of a solution of KOH (potassium hydroxide)…

A:

Q: Eight hydrochloric acid solutions were titrated and the concentration was determined to be as listed…

A: We know that 1 M = 1000 mM

Q: In this station, you will find 400.0 mL of a 0.500 M aqueous solution of calcium chloride. What mass…

A: Molarity of any solution is given by :Molarity =Number of moles of solute Volume of solution(in…

Q: found that 3 titrations required an average volume of 21.27 mL of 0.1891 M NaOH(aq) to neutralize…

A: Molarity (M) :-  The number of moles of solute dissolved in one litre of solution is known as…

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

A:

Q: Suppose you are titrating an acid of unknown concentration with a standardized base. At the…

A: The solution is given below -

Q: A 21.88 mL portion of a 0.379 M solution of hydrochloric acid, a monoprotic acid, is to be titrated…

A: Here we are required to find the volume of KOH required to reach the equivalence point.

Q: You want to analyze a cider that contains 5.6 g / L of lactic acid. If you have two NaOH solutions,…

A: The molar mass of lactic acid =90.08 g/mol Mass of lactic acid = 5.6 g/L

Q: An analytical chemist weighs out 0.047 g of an unknown monoprotic acid into a 250 mL volumetric…

A: Molar mass of unknown monoprotic acid as shown below

Q: Steps (4) Average volume of NaOH used (mL) (5) (6) (7) (8) (9) Description of steps (10) Average…

A:

Q: 18.9 milliliters of a 1.687 M KOH solution are required to titrate 30.1 milliliters of a H3PO4…

A:

Q: Volume vinegar used (ml) % from label Molarity of NaOH Titration volume measurements Inital volume…

A: Molarity of titrant, NaOH used = 0.0987 M  The balanced equation for the reaction is: NaOH(aq) +…

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: The flask contains 10.0 mL of HCl and a few drops of phenolphthalein indicator. The buret contains…

A:

Q: Suppose you are titrating an acid of unknown concentration with a standardized base. At the…

A: Initial volume reading of the burette = 2.31 mL Final volume reading of the burette = 22.53 mL…

Q: An analytical chemist weighs out 0.123 g of an unknown monoprotic acid into a 250 mL volumetric…

A:

Q: In order to determine the unknown concentration of a solution of barium hydroxide, a student…

A: The titration reaction taking place can be written as  => HCl + Ba(OH)2 -------> BaCl2 + H2O…

Q: When 20.00 ml of sulfuric acid of unknown concentration is titrated with 0.1249 M NaOH,  32.50 ml of…

A:

Q: An unknown Acid was titrated three times with the same standardized base. The volume of base for…

A: Average = sum of the values ÷ number of values

Q: .To find the concentration of an acid solution, pure sodium carbonate can be used as a standard. In…

A: Given: Mass of sodium carbonate i.e. Na2CO3 used = 2.15 g. And the volume of HCl solution used =…

Q: If your first titration yielded a concentration of 0.37 mg/mL and your second titration yielded a…

A:

Q: An aqueous solution of barium hydroxide is standardized by titration with a 0.154 M solution of…

A: Molarity of perchloric acid = 0.154 M Volume of Acid = 18.7 mL Volume of Base = 19.8 mL Now., 1 mole…

Q: Consider the titration of 100.0 mL of an unknown concentration of weak monoprotic acid with 0.550 M…

A: The volume of unknown weak monoprotic acid, V1 = 100.0 mLThe concentration of weak monoprotic acid,…

Q: A student did not read the directions to the experiment properly and mixed up where to put the NaOH…

A: Acid base titration is a titration where the concentration of acid or base is determined by adding…

Q: Calculate the molarity of the solution when 14 mL of solution contains 0.128 g of ammonium…

A:

Q: An analytical chemist weighs out 0.112 g of an unknown diprotic acid into a 250 mL volumetric flask…

A: Given, Mass of an unknown acid = 0.112 grams.    Volume of flask = 250 mL. Molarity of NaOH = 0.0700…

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

A: Given, volume of titrant, iodine solution used = 5.14 mL            mass of vitamin C titrated by 1…

Q: Suppose you are titrating an acid of unknown concentration with a standardized base. At the…

A: Acid-base titration: Titration is a method to determine the concentration of unknown acid by using…

Q: Suppose you are performing a titration. At the beginning of the titration, you read the titrant…

A: we have to calculate volume of titrant required

Q: A chemistry student weighs out 0.0896 g of sulfurous acid (H,SO,, a diprotic acid, into a 250. mL…

A:

Q: A student titrating a sample of a powdered aspirin tablet to find out how much acetylsalicylic acid…

A: Given data,Molarity of NaOH=0.0901MVolume of NaOH=30.2mL=0.0302LMoles of a substance can be…

Q: Suppose you are titrating an acid of unknown concentration with a standardized base. At the…

A: This question is based on simple mathematics.

Q: If the initial volume reading for the first titration was 2.78 mL and the final volume reading was…

A: Initial reading=2.78 mLfinal volume reading=8.36 mL

Q: t is time for the titration.  You measure 15.0 mL of the H2C2O4 solution with a 100-mL graduated…

A: The titration is carried out between oxalic acid solution and sodaium hydroxide solution. The…

Q: An analytical chemist weighs out 0.127 g of an unknown monoprotic acid into a 250 mL volumetric…

A: Given:-analytical chemist weighs = 0.127 gMolarity = 0.1800MV = 9.3 mLCalculate molar mass of the…

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: A chemistry student weighs out 0.178 g of acrylic acid (HCH,CHCO,) into a 250. mL volumetric flask…

A:

Q: An analytical chemist weighs out 0.193 g of an unknown diprotic acid into a 250 mL volumetric flask…

A:

Q: A student measured the mass of an empty micropicnometer to be 2.000g. A student places 0.500mL of…

A: The reaction given is  NaOH   +  H3C6H5O7 →  Na+ +   H2O  +   C6H5O73-  Balancing : Since we have 0…

Q: An analytical chemist weighs out 0.182 g of an unknown triprotic acid into a 250 mL volumetric flask…

A: