A 1.000g sample of a mixture which contains only NaCl and KCl gave a precipitate of AgCl which weighed 2.000g. What are the percentages of Na and K in the mixture? Molar masses: AgCl = 143.3; KCl = 74.55; NaCl = 58.45; Na = 23.0; K = 39.0 * 3/3

Q: Based on the associated solubility chart, at what temperature would you need to heat a solution of…

A: 1- You can see the curve of NaNO3 between solubility of salt vs temperature. It is straight line…

Q: 1. What is the mass concentration of water vapor (g H20 per m3 of air) in a liquid-water cloud at a…

A: Saturation water vapor pressure, P at 273 K = 611.6 Pa 1 Pa = 1 kg/m.s2 1 J = 1 kg.m2/s2. Molar mass…

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 25.0 mL solution of 1.00 M CaCl2 is diluted to 250.0 mL. Then, 30.0- mL aliquot of the diluted…

A:

Q: ta The solubility of KNO3 is 30 g/100 g H₂O at 20 °C. If you mixed 95 g of KNO3 in 300 g of water,…

A:

Q: A suitable method for the determination of vitamin C (ascorbic acid, C6H3O6) is a titration with…

A: Ascorbic acid (vitamin C) is mainly found in fresh fruits such as lemon, orange, lime, peach,…

Q: The hardness of water (hardness count) is usually expressed in parts per million (by mass) of…

A:

Q: The boiling point of benzene, CH, is 80.100 °C at 1 atmosphere. K,(benzene) = 2.53 °C/m In a…

A: Given: Boiling point of benzene = 80.100 oC. Kb of benzene = 2.53 oC/m. Mass of new compound…

Q: If 45.0 mL of 0.250 M CaCl2 is added to 19.0 mL of 1.00 M AgNO3, what is the mass of the AgCl…

A: Balanced chemical equation: 2AgNO3 (aq)  +   CaCl2 (aq)   ------>   2AgCl (s)   +   Ca(NO3)2 (aq)…

Q: When aqueous solutions of AgNO3 and NaCl are mixed together, the precipitate that will form is…

A: The answer to the following question is-

Q: Consider a slightly soluble salt with a general form of MX(s) --> M*(aq) + X (aq). If its molar mass…

A: Given: Ksp of salt = 5.4 X 10-5  Molar mass of salt = 241 g/mol. And the solubility reaction is,…

Q: Solubility Curves of Selected Compounds 150 140 130 120 110 100 NaNO 90 80 70 60 50 NHC KCI 40 Naci…

A: In this question, we want to determine the Solubility of Ammonium chloride ( NH4Cl )  How we can…

Q: Suppose you have a solution that might contain any or all of the following cations: Cu2+, Ag , Ba ,…

A: When HBr is added to the solution, Silver reacts with it and forms a precipitate of AgBr Ag+ (aq) +…

Q: 6.) 200.0 mL of a 0.435 M Mg(NO3)2 solution was mixed 300.0 mL of 0.715 M NaOH solution. This…

A: Volume of Mg(NO3)2 = 200ml Concentration of Mg(NO3)2 = 0.435M Volume of NaOH = 300ml Concentration…

Q: What is the normality of a K,Cr20, solution prepared by dissolving 5.00 g of K2Cr20, in 200 mL of…

A: Given unbalanced equation is  Cr2O7 -2  +  SO3-2  →  Cr+3  + SO4-2  Balance the reaction 1 Cr2O7…

Q: Silver in an ore is determined gravimetrically by precipitating the silver as silver chloride. What…

A:

Q: calculate the mass of QCl2 that can be dissolved in 873.3 mL of solution. The molar mass QCl2 is…

A: The number of moles of a substance is determined as the mass of substance given upon its molar mass.…

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: The company gave Phereseadula, who is an analyst, 5.00 L of H3PO4 and he was required to calculate…

A: Solution: Here H3PO4 is triprotic acid which is titrated again monobasic NaOH. So the titration…

Q: A 185.0 mL sample of 1.200 M Pb(NO₃)₂ is mixed with 119.50 mL of 1.500 M NaCl, and the PbCl₂…

A: The balanced Chemical Reaction for less Nitrate and sodium chloride is - Pb(NO₃)₂  + 2NaCl ---->…

Q: A solution is 1.5×10-2 M in Ba?+ and 1.8×10-2 M in Ca²+. Consider that Ksp (BaSO4) ==1.07 × 10¬10…

A: Given : [Ba+2] = 1.5 x 10-2 M  [Ca+2] = 1.8 x 10-2 M  Ksp(CaSO4) = 7.1 x 10-5  Ksp (BaSO4) = 1.07 x…

Q: A generic salt, AB,, has a molar mass of 323 g/mol and a solubility of 8.40 g/L at 25 °C. AB, (s) =…

A:

Q: If 26.6 mLmL of AgNO3AgNO3 is needed to precipitate all the Cl−Cl− ions in a 0.755-mgmg sample of…

A: Given data contains, Volume of AgNO3 is 26.6 mL=0.0266 L. Mass of KCl=0.755 mg=0.000755 g

Q: 10 mL of 0.6M NiSO4 is mixed with 20 mL of 0.3 M CuSO4 . calculate the molarity of Ni2+, Cu2+ and…

A: [Ni2+ ] = 0.2M [Cu2+]= 0.2 M [ SO42-] = 0.4 M

Q: To determine the percentage of bromide in a mixture containing a soluble bromide salt, the procedure…

A: Given : Mass of filter paper = 1.3587 g Mass of sample taken = 0.7893 g And mass of filter paper…

Q: What volume (mL) of 0.0.214 M (NH4)2HPO4 is necessary to precipitate the calcium as Ca3(PO4)2 from…

A:

Q: what minimum mass of cobalt (ii) nitrate must be added

A: Given: Volume of cobalt (II) nitrate is 60.0 mL or 0.060 L Molarity of phosphate solution is 0.0890…

Q: Three students studied the following solubility curve. 100 90 NANO, 80 70 60 CaCl 50 Pb(NO3)2 40 KCI…

A: According to the solubility curve given the volume of solvent taken is 100 mL . Given that 10g of…

Q: Copper(I) 1ons in aqueous solution react with NH3 (aq) according to Cu* (aq) + 2 NH3 (aq) =…

A: Given reaction is : Cu+(aq)+2NH3(aq)⇌[Cu(NH3)2]+(aq)          Kf=6.3×1010         (i)…

Q: Consider the reaction between ammonium dichromate and iron (III) acetate which occurs by the…

A: Molarity is the unit of concentration of a solution, and its unit is mol/L. It is defined by the…

Q: A student weighs 0.583 g Baclz-2H20 and 0.637 g CuSO:-5H20, and dissolves each in water to a final…

A: Given A reaction between BaCl2.2H2O and CuSO4.5H2O, whose theoretical yield is to be determined.

Q: Calculate the mass (g) of MgCO3 precipitated by mixing 10.00 mL of a 0.200 M Na2CO3 solution with…

A: The chemical reaction between Na2CO3 and Mg(NO3)2 is shown below.

Q: A 5.00 ml sample of vinegar was titrated with 0.08751 M N2OH. The sample requires 22.31 mL of NAOH…

A: The reaction between acetic acid and NaOH is given as:CH3COOH (aq) + NaOH (aq) → H2O (l) + CH3COONa…

Q: A generic salt, AB2, has a molar mass of 173 g/mol and a solubility of 5.60 g/L at 25 °C.…

A: Given:   Molar mass = 173 g/mol. Solubility = 5.60 g/L

Q: The solubility product expression for silver(1) sulfide, using x to represent the molar…

A: Solubility product is a constant value at a given temperature. It is represented by Ksp and it is…

Q: a) Amount of Ba(NO3)2 dissolved in grams. Molar mass of Ba(NO3)2 = 261.3 g/mol b)  Solubility…

A: Colligative properties are the properties of the solution which depends upon the amount of solute…

Q: The concentration of arsenic in an insecticide can be determined gravimetrically through its…

A: Mass% of As2O3 in the insecticide is to be calculated. Molar mass of Mg2As2O7 and As2O3 is given.…

Q: A 185.0 mL sample of 1.200 M Pb(NO3)2 is mixed with 123.50 mL of 1.500 M NaCI, and the PbCl2…

A: Molarity of Pb(NO3)2 = 1.200 M  Volume of of Pb(NO3)2 =  185.0 mL = ( 185.0 / 1000 ) L = 0.185 L…

Q: The ionic compound AB (346 g/mol) has a solubility of 4.63 x 10-3 g/L. What is the Ksp of the…

A: Given data : Solubility is the extent to which a mineral will dissolve in water,

Q: At 90°C, if 51 g of potassium chloride are completely dissolved, the solution is considered to be…

A: Solubility curve represents the extent of respective solid that can be dissolved at given…

Q: If 250. mL of 1.00*10-4 M calcium chloride solution is added to 150. mL of 0.00400 M sodium…

A: For the reaction yield 100% it is assumed that the mole of product is also same as the mole of the…

Q: 2. The police found a small zip-lock bag containing 15.36 gram of a powder on the victim's…

A: Since you have asked a question with multiple sub-parts, as per our company guidelines we are…

Q: To determine the amount of magnetite, Fe3O4, in an impure ore, a 1.5419 g sample is dissolved in…

A:

Q: Balance the precipitation reaction by filling out the table below and writing the correct…

A: The equation for the given reaction is- Rb3PO4 (aq) + FeSO4 (aq)→Fe3(PO4)2 (?) + Rb2SO4 (?) This…

Q: Calculate the mass of MgCO3 precipitated by mixing 10.00 mL of a 0.200 M Na2CO3 solution with 5.00…

A: The following reaction is occurring: Determine the moles of Na2CO3 present in the reaction as shown…

Q: Molarity of KMNO4 solution (M) from bottle Final reading of buret (KMNO4) (mL) Initial reading of…

A: We have to find the moles of KMnO4

Q: An aqueous solution of barium nitrate is combined with an aqueous solution ốf sodium carbonate and a…

A: Given : HCl is added to the precipitate in b i.e barium carbonate i.e BaCO3.

Q: 0.6113 g sample of Dow metal, containing aluminum, magnesium, and other metals, was dissolved and…

A: Mass of sample = 0.6113 g Mass of mixture of Al(C9H6NO)3 and Mg(C9H6NO)2 = 7.8154 g Mass of mixture…

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