If a 0.420 g sample of impure Na2CO3 reacts with exactly 3.45 mL 0f 0.1066 N HCl, what is the percentage of Na2CO3 in the material?   This is titration

Q: Titration of a 20.0 mL sample of acid rain required 1.7 mL of 0.0811 M NaOH to reach the end point.…

A: Molarity is defined as moles of solute present per liter kf a solution. molarity=moles of…

Q: 1.00 L of a solution is prepared by dissolving 107.6 g of NaF in it. If I took 142.8 mL of that…

A: Molarity = Number of mols of soluteVolume of solution in L=Weight of the solute in gMolecular weight…

Q: A solution of sodium hydroxide is standardized against potassium hydrogen phthalate (molecular mass…

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

Q: If 17.0 g of CH₃OH (MM = 32.04 g/mol) are added to a 500.0 mL volumetric flask, and water is added…

A: We know that,  Molarity = number of moles/ Volume in litre  Number of moles = mass / molecular mass…

Q: Hydrazine N2H4 a base like ammonia, can react with sulfuric acid. What mass of hydrazine reacts with…

A: Given,H2SO4 = 200 ml of 0.229 MNumber of moles can be calculated by using following formula,Number…

Q: impure

A: moles of AgCl = ( mass / molar mass of AgCl )  moles of AgCl = ( 0.9805g / 143.32gmol-1 )  moles of…

Q: Mixtures of CaCl₂ and NaCl are used to melt ice on roads.A dissolved 1.9348-g sample of such a…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: If 17.9 g of KBr (MM = 119.00 g/mol) are added to a 500.0 mL volumetric flask, and water is added to…

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

Q: If 48.1 g of C₂H₅OH (MM = 46.07 g/mol) are added to a 500.0 mL volumetric flask, and water is added…

A: Molar concentration or molarity (M) of a solution is defined as the number of moles of solute…

Q: If 49.2 g of NaI (MM = 149.89 g/mol) are added to a 500.0 mL volumetric flask, and water is added to…

A:

Q: What mass of Naz CrO4 is required to precipitate all of the silver ions from 60.0 mL of a 0.600 M…

A: The balanced chemical reaction can be written as, Na2CrO4  + 2AgNO3 →Ag2CrO4  + 2NaNO3  The given…

Q: A sample of 0.7960 g of an unknown compound containing barium ions (Ba5 is dissolved in water and…

A: The given compound is BaSO4. The molar mass of BaSO4 = Molar mass of Barium + Molar mass of Sulphur…

Q: Suppose that you are given a stock solution of 1.14 mol/L ammonium sulfate. What volume of solution…

A:

Q: Upon heating, 48.6 mL of water was evaporated from 180. mL of 0.302 M C6H12O6(aq). What is the…

A: Given that,concentration of C6H12O6 = 0.302 M = 0.302 mol/Lvolume of the solution = 180 mL = 0.18…

Q: What is the molarity of a solution of H3PO4 if 50.00mL of it is titrated with 25.68 mL of 0.1201 M…

A: Given that: Volume of H3PO4 solution, V1 = 50.00 mL = 0.05 L, molarity = M1 Volume of NaOH solution…

Q: A 7 5 .0 mL sample of 0. 4 3 6 M K N O3 is diluted with water to a total volume of 3 7 5.0 mL. What…

A: Given: Volume of KNO3 solution = 75.0 mL.                    Total volume of solution = 375.0 mL. To…

Q: 1. What volume of 0.2030 mol/L NaOH(aq) is needed to react completely with 40.00 mL of 0.19 mol/L…

A:

Q: Suppose in an experiment to determine the amount of sodium hypochlorite in bleach, 0.0000552 mol…

A:

Q: What is the volume of 1.323 M sodium hydroxide required to react with 15.3 g of concentrated acetic…

A: The reaction of sodium hydroxide with acetic acid is given as

Q: How many grams of NaCl would be needed to precipitate the Ag⁺ ions from 2.500 × 10² mL of a 0.0115 M…

A:

Q: What volume in milliliters of 0.0150 M Ba(OH)2 is required to neutralize 50.0 mL of 0.0500 M HBr?

A:

Q: A solution of HCl is prepared for titration of unknown Na2CO3 samples, by standardization with pure…

A: Mass of Na2CO3 = 0.4453 g Molar mass of Na2CO3 = 105.99 g/mole Mole of Na2CO3 =…

Q: The calcium in a 200.0-mL sample of natural water was determined by precipitating the cation as…

A: The calcium in a 200.0-mL sample of natural water was determined by precipitating the cation as…

Q: If 27.8 g of CH3OH (MM = 32.04 g/mol) are added to a 500.0 mL volumetric flask, and water is added…

A: Mass = 27.80 g V = 500.00 mL

Q: 1.00 L of a solution is prepared by dissolving 125.6 g of NaF in it. If I took 180 mL of that…

A: Given : Mass of NaF = 125.6 g Volume of initial solution = 1.00 L  Volume of initial solution used =…

Q: It was calculated that 0.00595 moles of acid was added during a titration. If the volume of acid…

A: Molarity is determined as moles of solute per literally of solution.  Molarity = molesvolume

Q: What mass of Na2 CrO4 is required to precipitate all of the silver ions from 25.0 mL of a 0.200 M…

A: Molarity of AgNO3 = 0.200 M Volume of AgNO3 solution = 25.0 mL = (25.0 / 1000 ) L = 0.025 L We need…

Q: 5 ml of substance (A) is titrated with 38 ml of 0.1 M of substance (B). if the legal minimum percent…

A: Volume of A = 5 mlVolume of B = 35 mlMolarity of B = 0.1 Mdensity of A = 19/mlMo.wt of A = 61…

Q: In the analysis of 0.8972 g of an impure Cl- sample (35.45 g/mol), 1.399 g of AgCl (143.32 g/mol)…

A: Given, mass of AgCl precipitated = 1.399 g mass of impure Cl-= 0.8972 g

Q: If 17.0 g of NaI (MM = 149.89 g/mol) are added to a 500.0 mL volumetric flask, and water is added to…

A: Given, the amount of NaI =17.0 grammolar mass of NaI =149.89 g/molvolume of solution =500.0 mL =0.5…

Q: 0.3043 g of pure KHP was weighed out and titrated to an end point with 15.12 mL of a NaOH solution…

A: Neutralization reaction between KHP (C8H5KO4) and NaOH is given below,

Q: 22. What volume of 0.246 M HNO3 solution is required to react completely with 38.6 mL of 0.0515 M…

A: Determine volume of HNO3 Given Molarity of Ba(OH)2 = 0.515 M Molarity of HNO3 = 0.246 M Volume of…

Q: 38 mL volume of 1.74 M Fe(NOa)a is mixed with 43 mL of 0.98M Fe(NOa solution. Calculate the molar…

A:

Q: What volume (in L) of 0.246 M HNO3 solution is required to react completely with 38.6 mL of 0.0515 M…

A:

Q: What volume of 0.0521 M Ba(OH)2is required to neutralize exactly 14.20 mL of 0.141 MH3PO4?…

A: n-factor of barium hydroxide is 2 and that of phosphoric acid is 3.

Q: What volume of sodium hydroxide (0.129 M) is needed to titrate 15.22 mL of perchloric acid (HClO4…

A: Given :-  Molarity of NaOH solution = 0.129 M  Volume of HClO4 = 15.22 mL  Molarity of HClO4 = 0.225…

Q: A reaction occurs according to the following balanced chemical equation: AgB (aq) + 6 CD (aq) → CB…

A:

Q: Neohetramine, C16H21ON4 (285.37 g/mol), is a common antihistamine. A 0.1247-g sample containing this…

A: The molar mass of C16H21ON4 = 285.37 g/mol 1 mole of C16H21ON4 produces = 4 moles of NH3. The…

Q: A student was tasked to neutralize 33.3 mL solution of 0.136 M H2SO4 (98.079 g/mol) using 0.222 M…

A:

Q: How many grams of pure Na2CO3 must be weighed and dissolved in a solution, if you are to prepare a…

A: Given-> Normality of HCl = 0.1478 N Volume of HCl = 61.75 ml Molecular weight of Na2CO3 = 106…

Q: A 1.3685-g a chloride-containing sample was analyzed by precipitating 0.4713 grams of AgCl (MW =…

A: Mass of sample = 1.3685 gram  Precipitation = 0.4713 gram To find = mass percentage of chloride

Q: 2) ) A student who wants to make the determination of calcium, and he dissolved impure 0.1453 g…

A:

Q: A 1.0347-g a chloride-containing sample was analyzed by precipitating 0.6244 grams of AgCl (MW =…

A: First of all we have to calculate molar mass of the sample by balancing the equivalents.

Q: What mass of Naz CrO4 is required to precipitate all of the silver ions from 20.0 mL of a 0.200 M…

A:

Q: 5 ml of substance (A) is titrated with 38 ml of 0.1 M of substance (B). if the legal minimum percent…

A: Molarity of substance A can be calculated using the relation: M1V1=M2V2 from molarity, moles of A…

Q: Suppose that you are given a stock solution of 1.14 mol/L ammonium sulfate. What volume of solution…

A:

Q: A 1.248-g sample of limestone rock is pulverized and thentreated with 30.00 mL of 1.035 M HCl…

A: Given: Mass of limestone rock= 1.248 g Molarity of HCl= 1.035 M Volume of HCl= 30.00 mL Molarity of…

Q: 2 What volume of 0.248 M CaCl2 must be added to 335mL of 0.186 M KCI to produce a solution with a…

A: The final concentration of the substance in the solution can be expressed as the ratio of the total…

Q: What volume of 0.416M Mg(NO3)2 should be added to 255 mL of 0.102 M KNO3 to produce a solution with…

A:

Q: Suppose that 8.93 g of solid Fe2O3 is added to 35.1 mL of 0.781 M HCI solution. What is the…

A: Concentration of Fe3+ = 0.260 M   Mass of Fe2O3 unreacted = 8.20 g

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.