A chem student weighs out 0.0999 g of acetic acid (HCH,Co,) into a 250. mL volumetric flask and dilutes to the mark with distilled water. He plans to titrate the acid with 0.1100 M NaOH solution. Calculate the volume of NaOH solution the student will need to add to reach the equivalence point. Round your answer to 3 significant digits. 圖 O mL dlo

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

A: Interpretation: The final concentration of HCl after a series of dilution process has to be…

Q: If 30.0 mL of 0.150 M CaCl2 is added to 15.0 mL of 0.100 M AgNO3, what is the mass in grams of AgCl…

A: Here we are required to find the mass of AgCl precipitate formed

Q: A chemistry student weighs out 0.110 g of hypobromous acid (HBrO) into a 250. mL volumetric flask…

A: • Concentration = No.of MolesVolume• No.of Moles = Concentration x Volume•  No.of gram Equivalent =…

Q: An analytical chemist weighs out 0.344 g of an unknown diprotic acid into a 250 mL volumetric flask…

A: Given: Mass of acid = 0.344 g Molarity of NaOH = 0.0700 M Volume of NaOH = 65.5 mL = 0.0655 L

Q: A chemist prepares a solution of silver(I) perchlorate (AgCIO 4) by measuring out 1.05 x 10° umol of…

A: When you talk about concentration in μmol/L that means no of micro moles present in one liter of…

Q: A chemistry student must write down in her lab notebook the concentration of a solution of potassium…

A:

Q: Calcium nitrate  (Ca(NO3)2 ; MM =164.0878 g/mol)) dissolves in cold water to the extent of 266 g per…

A: Given: Calcium nitrate [Ca(NO3)2] dissolves in cold water to the extent of 266 g per 100 mL Ca(NO3)2…

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: A chemistry student must write down in her lab notebook the concentration of a solution of sodium…

A:

Q: A 66.7 mL sample of 18.0 M sulfuric acid was diluted with enough water in a volumetric flask to make…

A: The solution is as follows:

Q: A chemist prepares a solution of silver(I) perchlorate (AgCIO,) by measuring out 5.9 × 10´ µµmol of…

A: Concentration in terms of molarity is defined as the moles of solute present per litre of the…

Q: In the laboratory you dissolve 12.2 g of magnesium iodide in a volumetric flask and add water to a…

A: Mass of magensim iodide = 12.2g Molar mass =278.114g/mol Moles of Magnesium iodide…

Q: A chemistry student must write down in her lab notebook the concentration of a solution of potassium…

A:

Q: An analytical chemist weighs out 0.461 g of an unknown triprotic acid into a 250 mL volumetric flask…

A: The molar mass of an unknown acid is to be calculated from the given data. Given: Mass of unknown…

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: A chemistry student must write down in her lab notebook the concentration of a solution of sodium…

A: Concentration: In chemistry strength of a particular solution can be measured by the following…

Q: 1) If 56.2 mL of BaCl2 solution is needed to precipitate all the sulfate ion in a 746 mg sample of…

A:

Q: An aqueous solution of nickel(II) nitrate, Ni(NO3)2, is made by dissolving 8.96 grams of nickel(II)…

A: Weight / Volume % is defined as the mass of solute present in 100 mL of Solution.

Q: A chemist prepares a solution of potassium iodide KI by measuring out  72.g of potassium iodide…

A: Molarity:-                  It is the number of moles of the solute dissolved per litre…

Q: grams of aspirin tablets are dissolved in water and titrated with the NaOH from an initial volume of…

A:

Q: . An aqueous solution of sodium carbonate, Na2CO3, is titrated with strong acid to a point at which…

A:

Q: An analytical chemist weighs out 0.131 g of an unknown monoprotic acid into a 250 mL volumetric…

A: Given: Weight of monoprotic acid is 0.131 g. Volume of acid is 250 mL. Molarity of NaOH is 0.1800 M.…

Q: An analytical chemist weighs out 0.045 g of an unknown diprotic acid into a 250 mL volumetric flask…

A: Given that: Mass of diprotic acid  = 0.045 g Volume of diprotic acid  = 250 mL Molarity of NaOH =…

Q: Aqueous solutions of 16.7% by mass hydrogen peroxide, H202 (molar mass =34.016 g mol1) are used to…

A: Given that: Mass percent of H2O2 = 16.7% Density of solution = 1.06 g/mL

Q: The concentration of chloride ions in a sample solution is 98 ppb. What is the mass in mg of…

A:

Q: In the laboratory, a student dilutes 25.6 mL of a 8.86 M perchloric acid solution to a total volume…

A: Given: final volume of solution(V2)=250 ml initial volume(V1 )=25.6 ml initial concenteration(M1) =…

Q: A chemist prepares a solution of sodium thiosulfate (Na, S,03) by measuring out 188. g of sodium…

A:

Q: An analytical chemist weighs out 0.115 g of an unknown monoprotic acid into a 250 mL volumetric…

A: Given; The volume of the NaOH solution=8.5 mL = 0.0085 L. The molarity of NaOH = 0.1500 M. The given…

Q: A chemistry student must write down in her lab notebook the concentration of a solution of potassium…

A: Given that : The weight of the empty graduated cylinder = 8.0 g The weight of cylinder with…

Q: What is the concentration of sodium chloride in the final solution if 18.50 mL of 0.125 M BaCl2…

A: From the moles of sodium chloride we can calculate the concentration of sodium chloride.

Q: An analytical chemist weighs out 0.118 g of an unknown monoprotic acid into a 250 mL volumetric…

A:

Q: A chemistry student must write down in her lab notebook the concentration of a solution of sodium…

A: Answer

Q: An analytical chemist weighs out 0.120 g of an unknown diprotic acid into a 250 mL volumetric flask…

A: Let the diprotic acid be H2A. Given, mass of diprotic acid = 0.120 g            volume of diprotic…

Q: An analytical chemist weighs out 0.181 g of an unknown diprotic acid into a 250 mL volumetric flask…

A:

Q: An analytical chemist weighs out 0.091 g of an unknown triprotic acid into a 250 mL volumetric flask…

A: During a Titration, at equivalence point , the substance reacts completely with the added substance.…

Q: An analytical chemist weighs out 0.066 g of an unknown monoprotic acid into a 250 mL volumetric…

A:

Q: An analytical chemist weighs out 0.067 g of an unknown diprotic acid into a 250 mL volumetric flask…

A: Given,  Mass of diprotic acid     = 0.067 g  Volume of diprotic acid = 250 mL  =  0.25 L Molarity of…

Q: A 9.33 % solution of sulfuric acid has a density of 1.07 g/mL.  What is the molarity (M) of this…

A: Given: The density of 9.33 % solution of sulfuric acid is 1.07 g/mL The mass percent is 9.33%

Q: You are given solutions of HCl and NaOH and must determine their concentrations. You use 30.0 mL of…

A: The given problem can be solved by the following steps: 1. Calculation of molarity of NaOH from the…

Q: . A concentrated perchloric acid solution is 65.8% HClO4 by mass and its density is 1.68 g mL−1.…

A: 65.8 g HClO4 in 100 g solution. Density = mass/volume  Volume of solution = 100/1.68 = 59.52 ml…

Q: In the laboratory you dissolve 15.8 g of nickel(II) bromide in a volumetric flask and add water to a…

A: Answer:- This question is answered by using the simple concept of calculation of molarity of the…

Q: A chemistry student must write down in her lab notebook the concentration of a solution of sodium…

A: Given: The mass of the empty graduated cylinder is 8.25 g. The total mass of the graduated cylinder…

Q: A chemist prepares a solution of silver(I) perchlorate (AgClO,) by measuring out 2.37 x 10 umol of…

A: Given, Moles of AgClO4=2.37×103 micromol Volume =500.0 ml Molarity = ?

Q: An analytical chemist weighs out 0.279 g of an unknown diprotic acid into a 250 mL volumetric flask…

A: The given data contains, mass = 0.279 g. Volume = 250 ml. Molarity of NaOH=0.1400 M. Volume of NaOH…

Q: A chemistry student must write down in her lab notebook the concentration of a solution of potassium…

A:

Q: A chemistry student must write down in her lab notebook the concentration of a solution of sodium…

A: Given: Mass of cylinder = 5.0 g. Mass of cylinder with thiosulfate = 61.167 g. And the volume of the…

Q: A sample of pure acetyl salicylic acid had a mass of 0.268 grams. It was dissolved in NaOH and…

A: Given Mass of aspirin = 0.268 g Molar mass of aspirin = 180.2 g/mol Volume of solution = 500.00 ml =…

Q: A chemistry student weighs out 0.0960 g of phosphoric acid (H,PO4), a triprotic acid, into a 250. mL…

A: Given: Mass of H3PO4  = 0.0960 g Volume of H3PO4 solution = 250.0 mL = 0.250 L Molar mass of H3PO4 =…

Q: A 0.2121-g sample of pure NaC,O, (134.00 g/mol) was titrated with 43.31 mL of KMNO4. What is the…

A: Normality can be obtained by multiplying the molarity of the KMnO4 solution with the number of…

Q: An analytical chemist weighs out 0.264 g of an unknown diprotic acid into a 250 mL volumetric flask…

A: Given data is as follows: The mass unknown diprotic acid = 0.264 g    The volume of water = 250 mL =…