19.71 mL of an aqueous aluminum nitrate, Al(NO3)3 , solution is applied to the top of a column filled with a cation exchange resin in the protonated form. The column is then rinsed out and the  nitric acid generated by the exchange of aluminum ions for protons is collected. It is found 54.30 mL of 0.2895 M NaOH is needed to titrate the acid. Calculate the molarity of aluminum nitrate present in the 19.71 mL sample.

Q: A student pipets 17 mL of a lithium sulfate solution into a 274 mL volumetric flask and dilutes to…

A:

Q: An aqueous solution of Pb(NO3)2 was mixed with an aqueous solution of MgCl2, resulting in the…

A:

Q: 250.0 mg of copper(II) sulfate pentahydrate (CuSO4•5H2O, 249.69 g/mol) was dissolved in water to…

A: Since mass of CuSO4•5H2O used = 250 mg = 0.25 g              (since 1 g = 1000 mg) Hence moles of…

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: - When a solution of NaCl is added to a solution of Pb(NO3)2 a heavy white precipitate forms. a.…

A: Given, When a solution of NaCl is added to a solution of Pb(NO3)2 heavy white precipitate forms…

Q: An aqueous solution of sodium hydroxide is standardized by titration with a 0.117 M solution of…

A:

Q: Solid iron(III) hydroxide is added to 633 mL of 0.270 M HCl. The resulting solution is acidic and…

A:

Q: Fill in the blanks: An environmental chemist analyzed the effluent from an industrial process known…

A: Since the benzoic acid has only 1 acidic H  Hence moles of NaOH required for complete neutralisation…

Q: Titration shows that a 5 mL sample of nitrous acid, HNO2, has a concentration of 0.5 M. If 8 mL of…

A: The balanced chemical equation for the reaction of nitrous acid(HNO2) with Mg(OH)2 can be written…

Q: Iron reacts with HCl solution to give H2 gas and Fe2+ ions. Suppose that 4.4 g of iron are to be…

A: Metals are very essential in reducing as they have their nature, they donate electrons very easily.…

Q: What mass of Ca(OH)2 is required to react completely with a 25.00 mL sample of  0.1234 M HCl(aq)?

A:

Q: A mixture of hydrochloric and sulfuric acids is prepared so that it contains 0.235 M HCl and 0.605 M…

A: Given:Molarity of  HCl = 0.235 MMolarity of H2SO4 = 0.605 MTotal volume = 273.1 mLMolarity of NaOH =…

Q: Write the complete ionic equation for the reaction that takes place when aqueous solutions of…

A: The balanced equation can be defined as the chemical equation where an equal number of atoms are…

Q: What volume of 0.175 M sodium phosphate, Na3PO4, solution is necessary to completely react with 95.4…

A: Reaction                              Na3PO4 (aq) + CuCl2 (aq) -------> Cu3(PO4)2 (s) + NaCl (aq)…

Q: A barium hydroxide solution is prepared by dissolving 2.91 g of Ba(OH), in water to make 42.3 mL of…

A:

Q: During a titration, it is found that 53.5 mL of a solution of NaOH is needed to neutralize 1.86 g of…

A: The molar mass of hydrochloric acid is 36.5 g/mol.

Q: Calculate the concentration of an aqueous solution with a volume of 350 mL in which 10.5 g of…

A:

Q: What is the concentration of Br (aq) in a solution prepared by mixing 75.0 ml Of 0.62 M iron (III)…

A: Number of moles of solute present in 1 liter of solution is known as molarity of the solution.

Q: A 14.3 g sample of an aqueous solution of perchloric acid contains an unknown amount of the acid. If…

A: In the given question we have to calculate the mass Percent of perchloric acid. the given data: mass…

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

A:

Q: Lactic acid (HC3H5O3) is a monoprotic acid that forms when milk becomes sour. A 40.00 mL sample of…

A:

Q: A standard solution of 0.297 M NaOH was used to determine the concentration of a sulfuric acid…

A:

Q: What concentration of Zn is present in solution when 5.93 g of zinc metal is used to displace…

A:

Q: Sodium hydroxide is used extensively in acid-base titrations because it is a strong, inexpensive…

A: The balanced equation for HCl reaction with NaOH is  HCl  + NaOH  -------- >  NaCl   +  H2O  from…

Q: The concentration of lead ions (Pb2+) in a sample of polluted water that also contains nitrate ions…

A: The balanced reaction of lead ions with sodium sulfate can be given as

Q: ation experiment, a 5.00-mL sample of sulfuric acid, H2SO4, from a car battery is diluted with…

A: In inorganic laboratories, titrations are carried out to calculate the unknown concentrations of the…

Q: Calculate the mass, in grams, of potassium iodide that must be added to a 125-mL volumetric flask in…

A:

Q: A 50.00-mL sample of aqueous Ca(OH)2 requires 34.66 mL of 0.917 M nitric acid for neutralization.…

A:

Q: A mixture of hydrochloric and sulfuric acids is prepared so that it contains 0.575 M HCl and 0.145 M…

A: The moles of HCl and sulfuric acid is calculated.

Q: A solution of 100. mL of 0.01 M Ca(OH)2 is neutralized by what volume of 0.075 M HNO3? Write the…

A: Neutralisation reactions are those reactions in which acids reacts with bases to form salt and…

Q: A laboratory custodian needed to prepare 4590 mL of a 2.45 N solution of HCl for the conduct of…

A:

Q: How many moles of salt is produced when solutions of barium chloride and sodium chromate are added…

A:

Q: 3. A 5.0 mL sample of a stock solution of concentrated HNO3, a strong acid, is diluted with…

A:

Q: Sodium hydroxide is used extensively in acid-base titrations because it is a strong, inexpensive…

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

Q: a. A student prepares a solution of hydrochloric acid that is approximately 0.1 M and wishes to…

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

Q: A 1.22 g sample of KHP is used to titrate a NaOH solution.  A student finds that it requires 15.00…

A: Given: Mass of KHP used = 1.22 g. And volume of NaOH solution required = 15.00 mL = 0.015 L…

Q: What mass of oxalic acid dihydate, H2C2O4•2H2O, is needed to make a 0.498 M solution of oxalic acid…

A:

Q: An experiment was carried out as follows: 1.5766 g of an ammonium salt was placed in a beaker and 60…

A: The ratio of moles of solute to the volume of solution in liters is known as molarity.

Q: Calculate the mass, in grams, of nickel(II) nitrate that must be added to a 500-mL volumetric flask…

A:

Q: Lead(II) ions can be precipitated out of solution through the following reaction: Pb(NO3)2 (aq) +2…

A: Lead(II) ions precipitated out of solution through the reaction as follows: Pb(NO3)2 (aq) +2 NaOH…

Q: Sodium hydroxide is used extensively in acid-base titrations because it is a strong, inexpensive…

A: In the titration process, the relationship between concentrations and volumes of solutions are given…

Q: What mass of solid potassium oxalate (K2C2O4), when dissolved in an acidic solution, would be…

A:

Q: A standard solution of 0.2436 M NaOH was used to determine the concentration of a hydrochloric acid…

A: The molarity equation derived using reaction's stoichiometry is helpful to find unknown…

Q: A chemist prepares a solution of magnesium fluoride (MgF2) by measuring out 0.0553 g of magnesium…

A: Concentration in mol/L = Number of mols of solute/Volume of solution (L) Number of mols =mass/molar…

Q: A 10.4 g sample of an aqueous solution of perchloric acid contains an unknown amount of the acid. If…

A:

Q: An experiment was carried out as follows: 1.5766 g of an ammonium salt was placed in a beaker and 60…

A: Given % of NH4+ in the salt = 37.5 % Therefore 1.5766 g salt contain 1.5766 × (37.5/100) = 0.5912 g…

Q: A student pipets 12 mL of a lithium sulfate solution into a 163 mL volumetric flask and dilutes to…

A: With datas given Using dilution formula , the concentration of NaNO3 in the original solution is…

Q: A student pipets 13 mL of a lithium sulfate solution into a 334 mL volumetric flask and dilutes to…

A:

Q: Iron reacts with HCl solution to give H2 gas and Fe2+ ions. Suppose that 4.4 g of iron are to be…

A: The required balanced chemical reaction is given below.

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…

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.