ective precipitation (which salts containing precipitating ion would you add and in what order) to purify wastewater contaminated with Ag+, Ba2+, Fe3+ and Na+. The purified water should only contain Na+ which is safe to drink

Q: A Medical Technology student was given a capsule of a multivitamins and she was asked to determine…

A: Given in the question, The two balanced reaction, KIO3 + 5KI + 6H+ → 3I2 + 6K+ + 3H2O  C6H8O6 + I2 →…

Q: The solubility product (Ksp) for Pb(OH)2 (s) is 2.5 x 10-16. What would be the quantity of…

A: Ksp = [Pb2+][OH-]

Q: A 25.00mL wastewater sample was analyzed for its Mg2+ content using a standard gravimetric method.…

A:

Q: The solubility of Ag2SO3 is 5.5x10-3 g/L. Determine the Ksp. (MW of Ag2SO3=295.8 g/mole)

A: Given, solubility of Ag2SO3  is = 5.5×10-3 g/L Molecular weight of Ag2SO3  is = 295.8 g/ mole

Q: Suppose that extra volume (more than the actual volume) of 0.2 M NaOH solution was used to reach the…

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Q: A precipitate of AgCl + AgBr weighs 0.8132 g. On heating on a current of Cl2, the AgBr is converted…

A: Assuming the mass of AgCl = a g Mass of AgBr = b g

Q: A solution containing AgNO3 is mixed with a solution of NaCl to form a solution that is 0.10 M in…

A: Given,  Molarity of AgNO3  = 0.10 M Molarity of NaCl      = 0.075 M  Ksp of AgCl              = 1.77…

Q: You are provided with an unknown solution that contains Group I cations. To 1 mL of this solution…

A: All three of the group I cations(Pb2+, Ag+ and Hg22+) give precipitate on addition of HCl because…

Q: The solubility  of silver bromate, AgBrO3, in water is (7.70x10^0)x10-3 g/L. What is the Ksp for…

A: Given, Solubility of AgBrO3 - (7.70 × 10-3) g/L

Q: An unknown sample containing a mixture of NaCl and Na2CO3 was analyzed to determine the %…

A:

Q: Rei and Akari, two vinegar enthusiasts, are each tasked to determine the acetic acid content of…

A: Given: mass of KHP = 0.540 g Volume of KHP stock solution = 10.0 mL Volume of diluted KHP solution =…

Q: 3- Reaction between barium chloride and sulfuric acid: A volume V= 100 ml of solution S1 with…

A:

Q: A pH controller that feeds NaOH to a chromium precipitation tank is set to pH 6.2, which enables…

A: Answer:

Q: What mass of silver carbonate (MW = 275.75 g/mol) precipitates when 18.0 mL of 3.2M silver acetate…

A: Molarity = number of moles of solutevolume of the solution (in ml)×1000Number of moles of solute =…

Q: Consider the titration illustrated in Figure 8.] Anhydrous sodium carbonate (Na₂CO₃) is a primary…

A: Given: Mass of Na2CO3 used = 0.364 g. And volume of H2SO4 solution used = 20.00 cm3 = 0.020 dm3…

Q: What is the exact concentration of the NaOH titrant in molarity? Express your answer in 3…

A: Since you have asked a question with multiple subparts, we will answer only 3 subparts for you. In…

Q: In one trial determination of the concentration of NaOCl in the diluted bleach sample, 10.00 mL of…

A: The reaction taking place is,

Q: Treatment of ammonia with phenol in the presence of hypochlorite yields indophenol, a blue product…

A: Spectrophotometry is a technique used in quantitative analysis to determine the concentration of the…

Q: transferred to a flask and titrated using 0.432 M HCl. The endpoint was found to be 4.73 mL of the…

A: The question is based on the concept of solubility product principle.   It that states that when a…

Q: a 10g soil sample was gently stirred with 250 ml of 1.0 M CH3COO(NH4) solution for 24 h and…

A: The soil contains various elements in the form of positive and negatively charged ions. These…

Q: A student weighs out 1.051 g of impure KHP, dissolves the sample in deionized water and titrates it…

A: Given data Mass of impure KHP = 1.051 g Molarity of NaOH  solution = 0.1101 M Volume of NaOH…

Q: A 50.0 mL solution of Ca(OH)₂ with an unknown concentration was titrated with 0.340 M HNO3. To reach…

A:

Q: In a lab, you diluted a sample of bleach to 1/10 concentration in a 250 vol. flask. Then…

A: Given: Volume of diluted bleach (V1) = 250 mL molarity of sodium thiosulfate (M1) = 0.1215 M diluted…

Q: 23.0 g of NaOH is added to 0.600 L of 1.00 M Mn(NO₃)₂, how many grams of Mn(OH)₂ will be formed in…

A: 1- Moles of NaOH = ( mass / molar mass)  Moles of NaOH = ( 23.0g / 40gmol-1 )  Moles of NaOH = 0.575…

Q: For Questions 24 and 25, find the mmol, mEq, and mOsm for specified items. If a unit does NOT apply,…

A: In the given problem we need to calculate the mmol, mEq and mOsm of the given drugs.

Q: The solubility  of silver chromate, Ag2CrO4, in water is (2.80x10^0)x10-2 g/L. What is the Ksp for…

A:

Q: A 0.1530 g of pure KIO3 was dissolved in 50 mL distilled water. This was then added with KI and 6N…

A: Normality of sodium thiosulfate solution can be calculated from the Molarity. So first we calculate…

Q: Rei and Akari, two vinegar enthusiasts, are each tasked to determine the acetic acid content of…

A: Given: mass of KHP = 0.540 g Volume of KHP stock solution = 10.0 mL Volume of diluted KHP solution =…

Q: 25- How to prepare 70% (v/v) Ethanol in water? (Ethanol is absolute, Mwt 46 g/mol) A) By Diluting…

A: The concentration in v/v of some solute means the volume of solute that is present in a certain…

Q: Treatment of ammonia with phenol in the presence of hypochlorite yields indophenol, a blue product…

A: The expression of beer's law is shown below: A = ε c l where; A = absorbance c = concentration l =…

Q: 1. Into a 250-mL beaker, use a pipette to precisely add 10.00 mL of the hydrogen peroxide, H2O2,…

A: In titration the volume of solution added from burette is to be calculate from the change in final…

Q: What volume, in milliliters, of sodium acetate 1:150 (w/v) solution do you need to obtain 1.5 mEq…

A: The volume of sodium acetate solution (1:150 ; w/v) is 18.45 mL.

Q: What is the solubility (in grams per liter) of lead (II) chromate, PbCrO4, in 0.13 M potassium…

A: Solubility of a sparingly soluble salt is affected due to common ion. Here CrO42- is common ion…

Q: A saturated solution of magnesium hydroxide is prepared and the excess solid magneisum hydorixed is…

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Q: Choi is fond of carbonated beverages so he crafted his own soda formulation called “Sodalicious.”…

A: We have two different variants of soda formulations which are: 1. Sodalicious by Choi. 2. Soda Pop…

Q: As an intern in a research laboratory, you were asked to assist a researcher working on the…

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Q: Consider the titration illustrated in Figure 8.] Anhydrous sodium carbonate (Na₂CO₃) is a primary…

A: Given: Mass of Na2CO3 used = 0.364 g. And volume of H2SO4 solution used = 20.00 cm3 = 0.020 dm3…

Q: Chlorine in wastewater could be digested, isolated and converted to HCl and could be titrated with…

A: Wate water contains many compounds which contaminate it. But these can be removed by many chemical…

Q: The aluminum in a 1.200 g sample of impure ammonium aluminum sulfate was precipitated with aqueous…

A: The gravimetric analysis is an most important technique which is used for the quantitative…

Q: During lab you have a solution of 1M NaCl at room temperature. You accidentally add so much salt to…

A: Saturated solution is a solution in which no more solute can be dissolved in a given amount of…

Q: Precipitation gravimetry : In precipitation gravimetry , the analyte is converted to a sparingly…

A: The statement is True In the precipitation gravimetry the analyte is transformed into the moderately…

Q: A vinegar solution was prepared by diluting 25.00 mL of vinegar to 250.0 mL. From this solution,…

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Q: cleaning agent for centuries. Studies have shown that the vinegar needs to have a concentration of…

A: Conductometric titrations is an analytical technique to determine the concentration of an…

Q: compounds can be toxic and must be removed from wastewater. Aqueous mercury (II) nitrate is a toxic…

A: Balanced chemical reaction,  Hg(NO3)2 + Na2S---> HgS + 2NaNO3 Moles = M × V Moles of Hg(NO3)2 = M…

Q: a 25.00 mL aliquot of vinegar was diluted to 250 mL in a volumetric flask. Titration of 50.00 mL…

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Q: A 185 mL sample of 1.20 M Pb(NO₃)₂ is mixed with 99.5 mL of 1.50 M NaCl, and the PbCl₂ precipitate…

A: Writing balanced equation for the first precipitationPb(NO3)2  (aq) + 2 NaCl (aq)  →PbCl2 (s) + 2…

Q: 1.00 grams of table salt was dissolved in 100 mL water and excess AgNO3 reagent was added and…

A: Given,  The mass of table salt 1.00 grams dissolved in 100 mL water and excess AgNO3 reagent was…

Q: An unknown 32.7 % v/v reagent has a density of 1.773 g/mL. To determine the identity of this base, a…

A: 85.435-mL aliquot of the base was transferred to a 1.0000 L volumetric flask and diluted up to mark.…