3. Potassium sorbate, KC6H7O2 (molar mass=150. g/mol), is commonly added to diet soft drinks as a preservative. A stock solution of potassium sorbate (aq) of known concentration must be prepared. A student titrates 56.6 ml of stock solution with 1.50 M of HCl (aq). a) Write out a net ionic equation for the reaction between KC6H7O2 (aq) and HCl(aq). b) What is the concentration of the stock solution of KC6H7O2(aq) if it takes 65.6 ml of 1.50 M HCl (aq) to reach the equivalence point?

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

A:

Q: grams of NaCl

A:

Q: The precipitation reaction between 25.0 mL of a solution containing a cation (purple) and 35.0 mL of…

A: Precipitation reaction: The chemical reaction in which insoluble salt or precipitate form in…

Q: When 25.0 mL of sulfuric acid solution was completely neutralized in a titration with 0.050 M NaOH…

A: The balanced chemical reaction taking place between H2SO4 and NaOH is as follows:

Q: If 27.4 mL27.4 mL of the barium hydroxide solution was needed to neutralize a 3.82 mL3.82 mL aliquot…

A: The balanced Chemical equation given in the question - Ba(OH)2 + 2HClO4 ----> Ba(ClO4)2 + 2H2O…

Q: A chemist places 2.9764 g of NaCl in a 100 mL volumetric flask and adds water to the mark and calls…

A: Given, Stock Solution 1 : mass of NaCl = 2.9764 g volume of flask = 100 mL Solution 2 : Volume…

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: One hazard of mixing household cleaning chemicals is that unwanted reactions can occur to form…

A: Given :-  Molarity of NaOCl = 0.90 M = 0.90 mol/L   Volume of NaOCl = 100. mL = 0.100 L  Total…

Q: Imagine you transferred 5.00 mL of 1.75 M HCl solution into an empty 200.00 mL volumetric flask then…

A: Given is Initial Volume of HCl solution = V1 = 5 mL Molarity of HCl solution = M1 = 1.75 M Final…

Q: Boric acid, H3BO3, is commonly used in eyewash solutions in chemistry laboratories to neutralize…

A: Given : Molarity of NaOH = 0.475M

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

A: 3 (a)  Given :-  molarity of NaOH solution = 0.07575 M  volume of NaOH solution = 38.92 mL  volume…

Q: It takes 24.05 mL of 0.952 M NaOH to titrate a 15.00 mL sample of white vinegar (i.e. HC2H3O2).…

A: Given data: Molarity of NaOH = 0.952 M Volume of NaOH = 24.05 mL Volume of vinegar = 15.00 mL…

Q: To measure the amount of citric acid (C,H,0(CO,H),) in a certain candy, an analytical chemist…

A: Given that : Mass of the sample=23.00 gThe volume of water=150 mLThe volume of NaOH=39.0 mLThe…

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

A: From given data's  Initially volume of NaOH is calculated and then molarity of base solution is…

Q: A 20.05 mL sample of Vinegar(an aqueous solution of acetic acid, HC2H3O2) has a density of…

A: Find mas of vinegar present in 20.05 ml sample of vinegar Density of sample is 1.061 g/mLmass of…

Q: 4.83 Complete and balance the molecular equations for the precipitation reactions, if any, between…

A: To write arrive at the net ionic equation, following steps are followed: The balanced molecular…

Q: In the analytical chemistry laboratory, Ramli has to perform a titration of barium chloride (BaCl2)…

A: Given mass of solution = 0.108 M  Given volume of solution= 2.0 L

Q: Suppose you are titrating vinegar, which is an acetic acid solution of unknown strength, with a…

A:

Q: Boric acid, H3BO3, is commonly used in eyewash solutions in chemistry laboratories to neutralize…

A:

Q: 20.00-mL portion of the diluted acid is titrated with 0.2025 MNaOH solution. If 42.00 mL of the NaOH…

A: Such kinds of problems are solved by considering the mole concept. The mole concept relates the…

Q: A barium hydroxide solution is prepared by dissolving 3.22 g of Ba(OH), in water to make 58.1I mL of…

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: Consider the reaction: Ag* (aq) + Cl(aq) → AgCl(s) How many grams of NaCl would be needed to…

A:

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: 200.0 mL of 3.96 M hydrochloric acid is added to 100.0 mL of 4.60 M barium hydroxide. After the…

A: Molar concentration of hydrochloric acid = 3.96 M Volume of hydrochloric acid = 200 ml = 0.2 L Molar…

Q: In the laboratory you dissolve 23.7 g of sodium sulfate in a volumetric flask and add water to a…

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

Q: Suppose you are titrating vinegar, which is an acetic acid solution of unknown concentration, with a…

A:

Q: The molarity of an aqueous solution of potassium hydroxide, KOH, is determined by titration against…

A: Balanced chemical equation: HBr +  KOH  ---->  KBr  +  H2O Number of mmole of KOH = number of…

Q: When solutions of silver perchlorate, AgClO, (aq), and ammonium iodide, NH,I(aq),are mixed, a solid…

A: A precipitation reaction is a double displacement reaction in which a solid insoluble product is…

Q: The molarity of an aqueous solution of potassium hydroxide, KOH, is determined by titration against…

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A: The balanced reaction taking place is given as, => CuCl2 (aq) + 2 AgNO3 (aq) -------> 2 AgCl…

Q: Consider the balanced reaction below. FeCl3 (aq) + 3 NAOH (aq) --> Fe(OH)3 (s) + 3 NaCI (aq) A 0.532…

A: Given: Concentration of NaOH = 0.532 M Concentration of FeCl3 = 0.398 M Volume of of FeCl3 = 34.9 mL…

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

A: Concepts of acid with base titration.

Q: One hazard of mixing household cleaning chemicals is that unwanted reactions can occur to form…

A:

Q: A 8.92 g sample of an aqueous solution of hydroiodic acid contains an unknown amount of the acid. If…

A:

Q: A volume of 23.24 mL of potassium permanganate (represented by permanganate ion in the balanced…

A: We have to find molarity of oxalic acid solution

Q: Vinegar is a solution of acetic acid, HC2H3O2, dissolved in water. A 5.54-g sample of vinegar was…

A: The molarity of a solution is defined as the number of moles of solute present in one-liter…

Q: A titration experiment required 36.36 mL of NaOH, which had a concentration of 0.195 M, to reach the…

A: Given :-  HCl(aq) + NaOH(aq) → NaCl(aq) + H2O(l)  volume of NaOH solution = 36.36mL molarity of NaOH…

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: 0.41g of an unknown acid, HA, titrated with NaOH. If the acid reacts with 28.10 mL of 0.1055 M NaOH…

A: Given data,   28.10 mL = 0.02810 L of NaOH   Molarity of NaOH =0.1055 M

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

A:

Q: The amount of nitrogen in an organic substance can be determined by an analytical method called the…

A:

Q: A barium hydroxide solution is prepared by dissolving 2.64 g of Ba(OH), in water to make 58.7 mL of…

A: Given 1) mass of Ba(OH)2 = 2.64 g Volume of Ba(OH)2 = 58.7 ml 3) Volume of Ba(OH)2 = 17.4 ml Volume…

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.