A student carries out a titration to find the concentration of 65.0 ml of HCl using 0.250 M NaOH.  The initial volume of NaOH in the buret is 10.40 mL.  The final volume of NaOH in the buret is 42.20 mL.  What is the concentration of the HCl in molarity? You must show your work to receive credit

Q: If you were asked to make a 100.0 mL solution with 36.15 g of potassium permanganate (KMnO4), what…

A: The given mass of KMnO4 = 36.15 g The desired volume of the solution = 100.0 ml   Given molar…

Q: A 5.00-g sample of vinegar is titrated with 0.108 M NaOH. If the vinegar requires 39.1 mL of the…

A: From given data M of NaOH = 0.108 M  V of NaOH = 39.1 mL = 0.0391 L Mass of sample of vinegar = 5 g…

Q: 2) Na,CO3(aq) + CaC2(aq) 2 NaCl(aq) + CaCO3(s) Calculate the volume (in mL) of 0.100 M Na2CO3 needed…

A: GivenNa2CO3(aq) + CaCl2 (aq)  →  2 NaCl(aq)  +  CaCo3(s)Molarity of Na2CO3  = 0.100 MMass of CaCO3…

Q: In the laboratory you dissolve 15.2 g of ammonium sulfate in a volumetric flask and add water to a…

A:

Q: The final volume of the solution is 284 mL. What is the concentration of CUSO4 in the final…

A:

Q: In the laboratory, a student dilutes 22.9 mL of a 11.9 M nitric acid solution to a total volume of…

A: Moles of solute remain constant during dilution. Moles of solute = molarity x volume of solution…

Q: In the laboratory you dissolve 18.2 g of iron(II) nitrate in a volumetric flask and add water to a…

A: The molar mass of Iron = 55.845g/mol The molar mass of Nitrogen = 14g/mol The molar mass of Oxygen =…

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 titration experiment required 45.59 mL of NaOH, which had a concentration of 0.375 M, to reach the…

A: Answer :-  The concentration of the HCl solution = 1.710 M…

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: Calcium Chloride (CaCl,) freely dissolves in water by the following equation. 2+ CaCl, (s) → Ca“…

A: We have to find concentration of Cl-

Q: By titration it is found that 114.3 mL of 0.562 M NaOH is needed to titrate 48.0 mL of HCl.  What is…

A: Here given, Volume of NaOH (V1) = 114.3 mL Strength of NaOH (S1) = 0.562 M Volume of HCl (V2) = 48…

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

A:

Q: 2) Na,CO3(aq) + CaCl2(aq) → 2 NaCl(aq) + CACO3(s) Calculate the volume (in mL) of 0.200 M CaCl,…

A: Given Mass of caco3 = 2.0 g Molarity of cacl2 = 0.2 M

Q: Calcium Chloride (CaCl2) freely dissolves in water by the following equation. CaCl2 (s) Ca²+ (aq) +…

A: Given molarity of solution-A, MA = 1.00 M  Now 50.0 mL of solution-A is diluted to make solution-B…

Q: what mass in grams of Zn(OH)₂ will be formed

A: Number of moles = mass/molar mass  Molarity = moles/volume(in L)  Moles = molarity × volume(in L)…

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: What is the mass of the solute (in grams) in 325 mL of 1.8×10–6 M FeSO4, the minimum concentration…

A: molarity  = (no. Of moles of solute ÷ volume of solution in liter) Given volume = 325 ml = 0.325…

Q: In the laboratory you dissolve 13.4 g of silver nitrate in a volumetric flask and add water to a…

A: A question based on concentration terms that is to be accomplished.

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

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

Q: In the laboratory, you dissolve 13.1 g of zinc chloride in a volumetric flask and add water to a…

A: We have given that Mass of zinc chloride = 13.1 g Total volume of solution = 250 mL = 0.25 L Molar…

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: In the laboratory you dissolve 18.9 g of manganese(II) bromide in a volumetric flask and add water…

A: molarity = mol/ volume(in L )   [MgCl2] is concentration of MgCl2.

Q: In the laboratory you dissolve 13.8 g of zinc iodide in a volumetric flask and add water to a total…

A: Given data: The mass of Zinc iodide (ZnI2) = 13.8 g. The volume of the solution = 375 mL=0.375 L. To…

Q: An antacid tablet has a mass of 1.45 g and neutralizes 61.83 mL of a 0.291 M HCl solution. What is…

A: Given that -  Mass of antacid tablet = 1.45 g  Volume of Hydrochloric acid, HCl used = 61.83 mL…

Q: n the laboratory you dissolve 12.2 g of magnesium iodide in a volumetric flask and add water to a…

A:

Q: A chemistry student weighs out 0.0767 g of acetic acid distilled water. He plans to titrate the acid…

A:

Q: If you are asked to prepare a 3.10 M NaOH solution in the laboratory, to what volume should you…

A:

Q: In the laboratory, a student dilutes 18.8 mL of a 11.5 M nitric acid solution to a total volume of…

A: V1 = 18.8 mL = 0.0188 L  M1 = 11.5 M  V2 = 200 mL = 0.200 L  M2 = ?

Q: In the laboratory, a student dilutes 18.4 mL of a 6.23 M hydrobromic acid solution to a total volume…

A: Given information: C1 = 6.23 M V1 =18.4 mL V2 = 200.0 mL

Q: In the laboratory you dissolve 22.7 g of copper(II) nitrate in a volumetric flask and add water to a…

A: Given : Mass of copper (II) nitrate i.e Cu(NO3)2 = 22.7 g And volume of solution = 500 mL = 0.500 L…

Q: In the laboratory, a student dilutes 25.3 mL of a 8.46 M hydrobromic acid solution to a total volume…

A: Concept: When we dilute the solution the moles of solute remain constant. The mole of solute can be…

Q: How many grams of NaOH are there in 333. mL of a 0.90 M NaOH solution?

A: The molarity of any solution is defined as the ratio of no of moles of the solute to that of volume…

Q: In the laboratory you dissolve 21.5 g of sodium carbonate in a volumetric flask and add water to a…

A:

Q: In the laboratory, a student dilutes 22.3 of 6.05 M perchloric acid solution to a total volume of…

A: By using the concept of law of equivalent ie;     M1V1=M2V2

Q: How many moles and numbers of ions of each type are present in the following aqueous solution? 51.7…

A: Given : Concentration of MgCl2 = 1.35 M And volume of MgCl2 solution = 51.7 mL = 0.0517 L…

Q: Determine the volume of 0.145 M NaOH solution required to neutralize each sample of hydrochloric…

A: According to the equation,MV = constant.Then,M1V1 = M2V2M1 = Molarity of NaOHV1 = Volume of NaOH.M2…

Q: In the laboratory you dissolve 14.9 g of barium acetate in a volumetric flask and add water to a…

A: Molarity = Number of moles of solute/Volume of solution in L Number of moles = mass/molar mass

Q: On their third titration trial, the CHM 111 student used 18.80 mL of 0.205 M NaOH(aq) to neutralize…

A: Balanced Reaction HCl (aq) + NaOH (aq) ---> H2 O (l) + NaCl(aq)  Volume of NaOH = 18.80 mL…

Q: In the laboratory you dissolve 19.0 g of iron(II) sulfate in a volumetric flask and add water to a…

A:

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

A:

Q: if 21.5 g of NaOH is added to 0.800 L of 1.00 M Zn(NO₃)₂, what mass in grams of Zn(OH)₂ will be…

A:

Q: In the laboratory you dissolve 22.7 g of potassium bromide in a volumetric flask and add water to a…

A:

Q: A student titrates a 10-mL sample of vinegar with 0.50M sodium hydroxide (NaOH).The initial reading…

A: Introduction: We have to calculate the mass percentage of acetic acid in vinegar.

Q: In the laboratory you dissolve 14.7 g of chromium(III) nitrate in a volumetric flask and add water…

A: Chromium(iii) nitrate is a strong electrolyte so completely dissociate into ions.

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: When potassium chloride, KCl, is added to a solution of lead nitrate, Pb(NO3)2, a bright yellow…

A: Using the moles concept to calculate the moles of kcl required.  Then to calculate volume.

Q: Hydrochloric acid, HCl, and calcium hydroxide, Ca(OH)2, react with each other in a neutralization…

A: The reaction taking place will be  Ca(OH)2 + 2 HCl ------> CaCl2 + 2 H2O

Q: chemist prepares a solution of silver(I) nitrate AgNO3 by measuring out 6.4102 x 10^2 μmol of…

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

Q: Calcium hypochlorite [Ca(OCI)2l is an effective disinfectant for clothing and bedding. If a solution…

A: From given With the given mass and its molar mass , molarity is calculated as follows

Precipitation Titration

Precipitation analysis is used to analyze drugs, and to measure the salt content in food and beverages. It is an important concept from the examination point of view many practical questions are asked on the topic. This topic is significant in the professional exams for both undergraduate and graduate courses, especially for