A 0.5131-g sample containing KBr is dissolved in 50 mL of distilled water. Titrating with 0.04473 M AgNO3 requires 15.61 mL to reach the Mohr end point. A blank titration requires 0.65 mL to reach the same end point. calculate the %w/w KBr in the sample. (FW KBr = 119.002 g/mol)

Q: Q2/ A 0.3 gm of NaCl sample was precipitated by introducing 60 ml of 0.IN AGNO3. Titration of the…

A: The normality is the gram equivalent of solute in per liters of solution. Its general formula is:…

Q: A student weighs out 0.9854 g of Na2CO3 unknown and dissolves it in 25.00 mL of deionized water. A…

A: Answer % of Na2CO3 in the unknown = 54.05% Formulas No.of moles                           = Given…

Q: In a titration, 25.00 ml. of an unknown weak acid required 38.99 mL of a 1.4971 M NaOH solution to…

A: Given data, Molarity of NaOH = 1.4971M Volume of NaOH = 38.99mL Volume of weak acid = 25.0mL

Q: Consider the titration of 50.0 mL of 0.250 M C5H5N (Kb = 1.7 x 10^-9) with 0.250 M HCl. Calculate…

A:

Q: 3. A 60.00 mL aliquot of 0.0350 M CH3NH2 (Ka: CH3NH3* 2.3 x 10-11) is titrated with 0.1500 M HCI.…

A:

Q: A 0.7026 g sample of an unknown acid requires 40.96 mL of 0.1158 M NaOH for neutralization to a…

A: Answer: To find out the molar mass of unknown acid it is being titrated against certain quantity of…

Q: A 0.5210 g sample of an unknown monoprotic acid was titrated with 9.94x10-2 mol L-'N2OH. The…

A:

Q: Consider the titration of a 40.00 mL sample of aqueous dimethylamine, (CH3)2NH, with 0.170 MM HCl.…

A: The concentration of HCl is 0.170 M. The amount of HCl required for the neutralization of…

Q: A 0.125 g sample of a monoprotic acid of an unknown molecular weight is dissolved in water and…

A: Monoprotic acid basicity is equlas to 1 .  Examples for monoprotic acid  HCl  HNO3

Q: . Calculate the pH values and draw the titration curve for the titration of 500 ml of 0.010 M acetic…

A:

Q: 25.00 mL of a solution containing 25.7 g/L of an unknown acid is titrated with 0.114 M KOH. It takes…

A: At the end point, we know all the acid must neutralized by the base, There is no excess…

Q: In a titration of 26.5 mL of a 0.425 M solution of a diprotic acid H2C4H4O6 (tartaric acid) with…

A: Moles of base =  2 × moles of acid

Q: In the titration of a 25.0-mL sample of 0.115 M CH3COOH with 0.180 M KOH, where Ka CH3COOH =…

A: For a titration between strong acid and strong base, pH at equivalence point is equal to 7 For a…

Q: You want to make a 500.0 mL of 0.0500 M of phosphate buffer pH = 6.80 from solid Na2HPO4 compound…

A: The balanced chemical equation of formation of phosphate buffer can be shown as follows:

Q: Draw the shape of a pH curve for the titration of 400 mL of 1.0 M H2SO3 with 0.5 M NaOH. What type…

A: The titration curve for the titration of 400 mL of 1.0 M H2SO3 with 0.5 M NaOH solution is needed to…

Q: 8. Consider the titration of 50.0 mL of 0.100 M acetic acid (HC₂H₂O₂) with 0.100 M NaOH. Calculate…

A: Given data : Concentration of acetic acid = 0.100 M Volume of acetic acid = 50.0 mL Concentration of…

Q: A 50.0 mL solution of 0.119 M KOH is titrated with 0.238 M HCI. Calculăte the pH the given amounts…

A: pH is a measure of acidic or basic characters. The range of pH is from 0 to 14,  7 is neutral , if…

Q: 27. A 0.2564-g sample of primary standard potassium hydrogen phthalate (204.23 g/mol) was titrated…

A:

Q: Acetate buffers are used in biochemical studies of enzymes and other chemical components of cells to…

A:

Q: H₂CO3 + Mg(OH)2 - →>> MgCO3 + 2H₂O What is the concentration of MgCO3 formed when 50.0 mL of 0.010 M…

A:

Q: A 25.4mL sample of 0.156 M HCl is titrated with 0.249 M NaOH. Calculate the pH after the addition of…

A:

Q: Čalculate the pH at the equivalence point in titrating 0.028 M solutions of each of the following…

A:

Q: What volume of a 0.0225 solution of potassium permanganate are required to titration 0.461 g sample…

A: The concentration of potassium permanganate (KMnO4), M = 0.0225 M Given mass of sodium oxalate…

Q: Shown below is the titration curve for the titration of 25 mL of 1.0 M aspirin (pK, = 3.5) with 1.0…

A: The titration curve given is,

Q: In the titration of a 30.0-mL sample of 0.115 M H2C6H6O6 with 0.130 M LIOH, where Ka, H2C6H6O6 =…

A: Half equivalence point means the concentration of acid and salt are equal ([Acid] = [salt]).…

Q: In the titration of a 25.0-mL sample of 0.115 M HNO, with 0.21 M NaOH, where K, HNO, = 4.6x104 %3D O…

A:

Q: 1. 75.0 mL of 0.130 M acetic acid (HC₂H₂O₂) solution is titrated with 0.210 M Ba(OH)₂. (K, for…

A:

Q: Imagine a titration of 38.77 mg of a solid dissolved in water. If the titration is stopped when…

A: The amount of solid dissolved in water is 38.77 g. The amount of 0.1000 M AgNO3 required for…

Q: 11.) 0.115 g of an unknown diprotic acid is titrated with 0.095 M NaOH. The first equivalence point…

A: Interpretation- -Number of moles of diprotic acid Concept information- Molarity - ratio of number of…

Q: When 10.23 ml of an unknown weak acid was titrated, it required 12.08 mL of 0.423M NaOH to reach the…

A: Given that : Volume of NaOH (V1) = 12.08 mL Molarity of NaOH (M1) = 0.423 M Volumes of weak acid…

Q: What volume of 0.00500 M weak acid is needed to titrate 40.00 mL of 0.0100 M barium hydroxide to the…

A:

Q: 4. You have a 10.00 mL mixture of 1M sodium hydroxide and 1M sodium carbonate. You add strontium…

A: Given, Na2CO3 is completely precipitated by strontium ions. OH- of NaOH is neutralised by HCl.…

Q: pH Titration Curve for titrating 64.0 mL of Nitric Acid with 0.700 mol/L Aqueous Potassium Hydroxide…

A: From the pH vs volume of titrant we can figure out pH and Molarity of nitric acid.

Q: 2. A 132 mL sample of Ca(OH)2 solution was titrated with 2.45 M H₂SO4. 287 mL of the acid was…

A:

Q: Determine the pH at the point in the titration of 40.0 mL of 0.200M H2NNH2 with 0.100 M HNO: after…

A: Given: volume of NH2NH2 = 40.0 mL Molarity of NH2NH2 = 0.200 M volume of HNO3 = 80.0 mL Molarity of…

Q: A 75.0 mL sample of 0.100 M NH3 is titrated with 0.100 M HCI. What is the most likely pH of the…

A:

Q: In the titration curve below, which species would NOT be in solution at Point B? Unknown Solution…

A: In the given graph, at B point pH=11

Q: A 25.0 mL sample of 0.250 M nitrous acid is titrated with a 0.250 M NaOH solution. What is the pH at…

A:

Q: A 0.1920 g of unknown organic acid used 14.00 mL and 28.00 mL of 0.1000 N NaOH to reach the first…

A:

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