What is the concentration of Zn2+ in parts per million when 0.076 g of the chloride salt is dissolved in 899.76 mL of water? The density of water is 1.0 g/mL.

Q: A student in a lab mixes 20.0 mL of 5.00 M magnesium chloride solution with 40.0 mL of 2.00 M lead…

A: In solution lead nitrate , Pb(NO3)4 dissociate as Pb2+ + 4 NO3- Thus concentration of NO3- in the…

Q: A student uses 30.0 mL of 0.10 M NaOH solution to titrate 10.0 mL of vinegar(HC2H3O2) solution. How…

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Q: In an acid-base titration, 27.27 mL of H2SO4 were used to neutralize 35.89 mL of 0.303 M NaOH. What…

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Q: A solution is prepared by dissolving 10.8 g of (NH4)3PO4 in enough water to make 100.0 mL of…

A:

Q: A 0.392 g sample of a monoprotic acid is dissolved in water and titrated with 0.120 M KOH. What is…

A: We have to calculate the molar mass of acid.

Q: During the demonstration, before each metal was added to the water, a drop of an acid-base…

A: Metals which reacts with water forms basic solution.

Q: How much 9.00 M HCl (in mL) would be required to decompose the excess Mg present?

A: Step : 1           How much 9.00 M HCl (in mL) would be required to decompose the excess Mg present?

Q: What is the concentration of an HCl solution if it takes 8.88 mL of 0.317 M NaOH to titrate 10.0 mL…

A: Given :-  Molarity of NaOH = 0.317 M  Volume of NaOH = 8.88 mL  Volume of HCl = 10.0 mL  To be…

Q: In the titration of 10.00 mL sample of vinegar solution with 0.550 M NAOH as titrant, the initial…

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Q: Five grams of vinegar solution was given to you to analyze for the percent acetic acid present in…

A: To solve this problem we have to calculate the percentage by mass of acetic acid.

Q: 69.0 mL of 0.250 M LiCl is added to a 1.000 L volumetric flask and the flask is filled with water.…

A: The dilution formula is as follows:  MiVi = MfVf

Q: What is the molarity of a Ba(OH)2 solution if 30.0 mL is required to neutralize 3.45 mL of 1.30 M…

A: Given :-  Balanced chemical equation :-  3Ba(OH)2 + 2H3PO4 → Ba3(PO4)2 + 6H2O  Molarity of H3PO4…

Q: In the laboratory, a student adds 24.2 g of ammonium chloride to a 500. mL volumetric flask and adds…

A: Given - mass of ammonium chloride = 24.2 g  And, mass of the solution = 500 mL    Then , Molarity of…

Q: An impure sample of potassium hydrogen phthalate (KHP) was titrated to determine the percent…

A: We will use stoichiometry of the reaction to get the answer.

Q: 3NaOH(aq) + FeCl3 3NaCl(aq) + Fe(OH)3(s) A. Calculate the volume of 0.200M FeCl3 solution needed to…

A: The balanced reaction taking place is given as, => 3 NaOH (aq) + FeCl3 (aq) ------> 3 NaCl…

Q: A solution of 118mL of 0.180 M KOH is mixed with a solution of 260mL of 0.190M NiSO4. = 2KOH(aq) +…

A: Volume of KOH =  118mL Molarity of KOH = 0.180 M KOH  Number of moles of KOH = 118 × 0.180/1000 =…

Q: Let's say you added too much magnesium in the amount of 0.1444 g. How much 5.00 M HCl (in mL) would…

A: Number of moles = Mass/molar mass Molarity = Number of moles of solute/volume of solution (L)…

Q: A titration of 25.00 mL of an unknown HCl solution with 0.1240 M NaOH starts at a buret reading for…

A: The reaction between an acid and a base to give salt and water is called neutralization reaction.

Q: In an acid-base titration, 27.27 mL of H2SO4 were used to neutralize 35.89 mL of 0.303 M NaOH. What…

A: Given  Volume of H2SO4 (V1) = 27.27 mL Volume of NaOH (V2) = 35.89 mL Molarity of H2SO4 = M1…

Q: If 41.5 g of CH₃OH (MM = 32.04 g/mol) are dissolved in 500.0 mL of solution, what is the…

A: The molarity of the solution is defined by the mole of solute present in one liter of solution. The…

Q: 30. A sample of vinegar weighing 10.52 g is titrated with NaOH. The end point is overstepped, and…

A:

Q: Malonic acid, H2C3H2O4 (aq), is a diprotic acid, so 2 moles of hydroxide ions are required per mole…

A: A neutralization reaction can be described as a chemical reaction in which acid and base react…

Q: What is the concentration of a solution of a diprotic acid (i.e., H2A) which required 19.25 mL of…

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Q: Suppose 26.0 mL of 0.100 M HCl(aq) were spent to completely neutralize 10.0 mL of an ethylamine…

A: Hydrochloric acid reacts with amine to form ammonium chloride.

Q: What is the molarity of the sodium sulfate in the solution resulting from the addition of 100. mL of…

A: It is one of the most widely used unit of concentration and is denoted by M. It is defined as no. of…

Q: If 30.4 g of C₂H₅OH (MM = 46.07 g/mol) are added to a 500.0 mL volumetric flask, and water is added…

A: Molar concentration = Number of moles of solute/Volume of solution (L) Number of moles of solute =…

Q: A solution contains 0.0500 M Ca²+ and 0.0960 M Ag*. If solid Na3PO4 is added to this mixture, which…

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Q: What is the concentration of an HCl solution if it takes 8.52 mL of 0.132 M NaOH to titrate 2.50 mL…

A: Given :-  Molarity of NaOH = 0.132 M  Volume of NaOH = 8.52 mL  Volume of HCl = 2.50 mL  To be…

Q: The concentration of SO42– ions in a 45.0 mL sample of seawater is determined by adding a solution…

A: Given information: Mass of barium sulfate = 0.315 g Volume of sample = 45.0 mL or 0.045 L

Q: 6.) One way to determine the amount of nitrogen in a sample is through a method called Kjeldahl…

A: HCl is monobasic acid and NaOH is monoacidic base Therefore, for neutralization, moles of NaOH used…

Q: A chemistry student weighs out 0.0310 g of phosphoric acid (H, PO,), a triprotic acid, into a 250.…

A: Given values-> Weight of H3PO4 = 0.0310 gm Volume of H3PO4 = 250 ml Molarity of NaOH= 0.1900 M

Q: n the titration of 10.00 mL sample of vinegar solution with 0.35 M NaOH as titrant, the initial…

A: The question is based on the quantitative analysis. we have to calculate percentage acid present in…

Q: A solution contains 0.0430 M Ca2+ and 0.0970 M Ag+. If solid Na3PO4 is added to this mixture, which…

A: The objective of this question is to determine which of the phosphate species would precipitate…

Q: If 35.0 g of C₂H₅OH (MM = 46.07 g/mol) are added to a 500.0 mL volumetric flask, and water is added…

A: Concentration Molar concentration or Molarity or amount concentrationis a measure of the…

Q: A sample weighing 1.731g contains a mixture of the triprotic citric acid, H3C6H5O7 and sodium…

A: Given, Mass of the mixture = 1.731 g Molarity of sodium hydroxide, NaOH = 0.3550 M = 0.3550 mol/L…

Q: What amount (mol) of ions will be present in solution when 0.25 mol of CoCl2 is dissolved in water?

A: 1 mole COCl2 gives 1 mol CO+2 ion and 2 mole Cl- ion Mole=mass÷molar mass

Q: The percentage of CaCO3 in a sample of finely powdered limestone was determined. In the laboratory,…

A: Analyte is a substance or chemical compound that is interesting of a procedure.  In a simple words…

Q: A solution of H2C2O4 is used to titrate a 18.42 mL sample of a 0.2079 M KOH solution. If the…

A: The given data contains, Volume of H2C2O4 = 13.51 ml. Volume of KOH = 18.42 ml. Molarity of KOH =…

Q: t volume in

A:

Q: A 2.00L graduated cylinder contains 1.40L of buffer solution. The density of the buffer solution is…

A: Density, mass and volume are related as Density(d)=mass(m)volume(V) Mass(m)=Density(d)×volume(V)

Q: A student makes a solution using the following volumes of stock solutions. mL 0.019 M Fe(NO3)3 3.37…

A: Fe(NO3)3 is a strong electrolyte. It dissociates 100% to the ions Fe3+ and NO3-.

Q: A 1.4350-gram of KHP (actual formula = KHC8H4O4; molar mass = 204.22 g/mol) was dissolved in 50.00…

A: We have given that KHC8H4O4(aq)  +  NaOH(aq) →   NaKC8H4O4(aq)  +  H2O(l) Mass of KHP = 1.4350g…

Q: What volume of 2.5 M H3PO4 (aq) would be required to neutralize 2.50 mL of 1.5 M NaOH? НЗРО4 (аg) +…

A: The required volume  = 0.5 mL

Q: 5.00 mL of 5.09 M Fe(NO3)3 is combined with 1.00 mL of 0.50 M HCIO4 and 4.00 mL of 2.00 x 10-M KSCN.…

A: Given: Vol of  Fe(NO3)3 = 5.00ml Concentration [Fe(NO3)3 ] = 5.09M Vol of HClO4 = 1.00ml…

Q: What is the concentration of Cu2+ in a solution that has been prepared by diluting 1 mL of 0.1 M…

A: Formula used for dilution, C1V1=C2V2C1=initial concentrationV1=initial volumeC2=final…

Q: A solution of 118mL of 0.180 M KOH is mixed with a solution of 260mL of 0.190M NiSO4. = 2KOH(aq) +…

A: this question can be solved as:

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.