A student finds that it takes 46.16 mL of 0.2915 M NaOH to titrate 20.00 mL of sulfuric acid solution. Determine the molarity and percent mass of the sulfuric acid in the solution. (you may assume that the density of the sulfuric acid solution is the same as pure water).

Q: In a titration experiment, a chemist finds that a 25.0 mL solution of aq. HCl requires 51.3 mL of…

A: n-factor of HCl, nHCl = 1 Molarity of HCl, MHCl = ? Volume of HCl, VHCl = 25 mL = 0.025 L n-factor…

Q: A geologist discovers a magnesium carbonate hydroxide hydrated salt with the chemical formula…

A: To calculate the number of water of hydration are present in the original hydrated salt.

Q: 2.00 g of limestone was dissolved in hydrochloric acid and all the calcium present in the sample was…

A: Given: The mass of limestone is 2.00 g. The weight of the precipitate is 2.43 g. To find: Percentage…

Q: 164.00 mL of 0.200 M Cu(NO3)2(aq) is mixed with 93.000 mL of 0.400 M NaOH(aq). Assuming 100% yield,…

A: The chemical reaction is: Cu(NO3)2 (aq) + 2NaOH (aq) →Cu(OH)2 (s) + 2NaNO3 (aq)

Q: The density of a 5.58 m acetic acid is 1.04 g mL-. What is the molar concentration of this solution?…

A:

Q: A 13.9 g sample of an aqueous solution of perchloric acid contains an unknown amount of the acid. If…

A: We have HClO4 + NaOH → NaClO4 + H2O Volume of NaOH= 25.9 mL Concentration of NaOH=0.192 M Mass…

Q: Vinegar can be assayed to determine its acetic acid content. Determine the molarity of acetic acid…

A: Molarity is defined as number of moles of solute dissolved per litre of the solution.…

Q: A chemist places 1.5999 g of NaCl in a 100 mL volumetric flask and adds water to the mark and calls…

A: In given problem, they asked for concentration of Na2SO4 and it is given as NaCl. So it will be…

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: What is the final concentration of the diluted solution if a student was asked to prepare a new HCl…

A: Given: Concentration of stock HCl solution = 12 M Volume of stock solution taken = 0.50 mL  And the…

Q: Consider the precipitation reaction that takes place when a water solution of aluminum nitrate,…

A: On reacting above two aluminium phosphate precipitate and potassium nitrate form as side product.

Q: The mass percentage of hydrochloric acid within a solution is 40.00%. Given that the density of this…

A: Given: Mass percent = 40% Density = 1.200 g/mL Molarity = ?

Q: About 6x 10°g of goldis thought to be dissolved in the oceans of the world. If the total volume of…

A: Given, Mass of gold = 6*109g Volume of ocean = 1.5 *1021L

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

A:

Q: A barium hydroxide solution is prepared by dissolving 3.49 g of Ba(OH), in water to make 47.2 mL of…

A: The concentration of barium hydroxide can be caluculated using the following formula:

Q: How many moles and numbers of ions of each type are present in the following aqueous solution? 71.8…

A: Magnesium chloride is highly soluble in water and thus it exists in solution as-   Therefore, 1…

Q: A student titrates an unknown amount of potassium hydrogen phthalate (KHC8H4O4, often abbreviated…

A: An acid reacts with base to form salt and water. This reaction is known as neutralization reaction.

Q: A student titrates an unknown amount of potassium hydrogen phthalate (KNC8H4O4, often abbreviated…

A:

Q: Concentrated phosphoric acid is 90% H;PO, by mass and the remaining mass is water. The molarity of…

A: a) Assuming we have 100 mL of the H3PO4 solution  hence moles of acetic acid = concentration X…

Q: You have a solution which is 45.6% by mass isopropyl alcohol (MM = 60.11 g/mol) in water. The…

A:

Q: How many moles of sulfuric acid,H2SO4, are neutralized by 23.46 mL of 0.238 M NaOH(aq)? Begin by…

A: The neutralization reaction of H2SO4 by NaOH takes place forming salt and water. It can be expressed…

Q: The mass percentage of hydrochloric acid within a solution is 32.00%. Given that the density of this…

A: Given: The mass percentage of HCl solution = 32.00% The density of the solution = 1.161 g/mL We have…

Q: The following chemical reaction takes place in aqueous solution: 2 AGNO,(aq)+K,CO3(aq) → Ag,CO3(s)+2…

A:

Q: A student needs to prepare 250 mL of a 0.500 M aqueous solution of sucrose, C, H,0, (aq), which is…

A: Preparation of stock solutions are done in Volumetric flask as they have high degree of precision…

Q: The following chemical reaction takes place in aqueous solution: Fe, (SO.),(aq)+3 (NH,),S(aq)…

A: We have to predict the net ionic equation for the given reaction .

Q: Zinc dissolves in hydrochloric acid to yield hydrogen gas as follows:Zn(s) + 2HCl(aq) → ZnCl2(aq) +…

A: The values are given as follows:

Q: Following the procedure, a student recorded the initial volume of NaOH in his buret as 1.41 mL. He…

A: Given: Initial volume of NaOH in the burette= 1.41 mL Final volume of NaOH in the burette= 12.91 mL…

Q: In a titration, 23.25 mL of 0.105 M LiOH was needed to reaction with 21.45 mL of HCl solution. What…

A: Given: Titration of LiOH with HCl Volume of LiOH = 23.25 mL Concentration of LiOH = 0.105 M Volume…

Q: Use the concept of molarity to calculate the molarity of a solution prepared by dissolving 25.00 g…

A: Mass of Co(NO3)2  = 25.00 g  Volume of soln  = 500.0 mL = 0.500 L  Molar mass of Co(NO3)2  = 182.94…

Q: The

A: Molarity is defined as total number of solute present in 1000 ml of solution .   For neutralisation…

Q: A solution is prepared by adding 25.0 mL of 1.30 M AlCl3 solution to a flask, and then adding enough…

A:

Q: In the analysis of an iron ore by precipitation of the iron as Fe(OH)3, what weight of the sample…

A: Mass% is equal to ratio of the mass of the substance to the total mass of the substance multiplied…

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

A:

Q: An aqueous solution of sodium fluoride, NaF, contains 1.16 grams of sodium fluoride and 17.5 grams…

A:

Q: In many areas, the drinking water standard for nitrate ions is 5.00 ppb. Calculate the mass, in μg,…

A:

Q: 1. A stock potassium dichromate solution (K,Cr,0,; molar mass is 294.2 g/mol) is prepared for…

A: the solution of pottasium dichromate is given

Q: The following chemical reaction takes place in aqueous solution: 2 AGNO,(aq)+K,CO3(aq) →Ag,CO3(s)+2…

A: Here, we shall answer only the first question which allows us to write the Net-Ionic Equation for…

Q: A student is given the task of determining the concentration of a solution of hydrochloric acid.…

A: In the titration of Ba(OH)2 Vs HCl , the chemical equation can be written as  Ba(OH)2 + 2HCl =BaCl2…

Q: The data ( Concentration HCl =0.35 M, Volume HCl=24.35 mL, Volume NaOH=36.44 mL) refers to a…

A: Given Concentration HCl =0.35 M Volume HCl=24.35 mL Volume NaOH=36.44 mL

Q: A 10.0 g of calcium chloride dihydrate, CaCl2•2H2O, in enough water to make exactly 500.0 mL of…

A: Given  Mass of solute( CaCl2.2H2O) = 10.0 g Volume of solution = 500.0 mL    = (500/1000) L We know…

Q: Chemical analysis of a 45 mL sample of water from the Great Salt Lake shows that it contains 1660.5…

A: Molar concentration or molarity can be expressed as the number of moles of solute per volume of the…

Q: An aqueous potassium iodate (KIO3) solution is made by dissolving 507 grams of KIO3 in sufficient…

A: Number of moles of KIO3 = given mass / molar mass = 507 g / 214 g/ mole = 2.369 mole

Q: What is the concentration in molarity of an aqueous solution which contains 26.41% by mass ethylene…

A: Molarity,M=4.42 mol/L

Q: Complete and balance the chemical equation associated with the neutralization of aqueous sodium…

A:

Q: Potassium cyanide is a toxic substance, and the median lethal dose depends on the mass of the person…

A:

Q: One cup of fresh orange juice contains 550 mg of ascorbic acid (vitamin C, ). Given that one cup =…

A: Molarity is defined as total number of moles of solute dissolved in one litre of solution Molarity…

Q: 1.55 x 1022

A: Molarity of NaCl (M) = 0.5 M Volume of NaCl = 50 mL =0.050 L Moles of NaCl = M × V(L)   = 0.50 ×…

Q: Riboflavin, also known as vitamin B2, is a vitamin found in food and used as a dietary supplement..…

A: In order to find the molarity of the resultant solution we first write down the given data: Mass of…

Q: 4. One product of the reaction of sodium and water is sodium hydroxide. What mass of sodium is…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: According to the label on a bottle of concentrated hydrochloric acid, the contents are 36.0% HCl by…

A: Let the mass of solution is 100 g Given  mass of HCl will be 36.0 g Number of moles of…