How many grams of Ba(103)2 (487 g/mol) can be dissolved in 400 mL of water at 25°C. (Ksp of Ba(1O3)2 = 1.57 x 10-9) %3D Ba(103)2 Ba2+ + 2103 0.298 g O 0.122 g 0.221 g O 0.926 g O 0.143 g

Q: Ten pints of a 5% solution are diluted with 30 pints of diluent, what is the percentage strength of…

A: Initial amount = 10 pints  Diluted by 30 pints.  So, final amount = 10+30 = 40 pints.  So, dilution…

Q: A solution is prepared by mixing 50.0 mL of 0.50 M Cu(NO3)2 with 50.0 mL of 0.50 M CO(NO3)2- Solid…

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Q: if 0.200 L of 0.335 M Ca(NO3)2 and 0.300 L of 0.077 M Na2CrO4 are mixed, what is the Qip? Ksp for…

A: Given that : The volume of Ca(NO3)2 = 0.200 L  The molarity of Ca(NO3)2 = 0.335 M  Volume of Na2CrO4…

Q: What is the final concentration of HCl in a solution prepared by addition of 622.0 mL of 4.73 M HCl…

A: Given that :  Volume taken for 4.73M HCl(1) = 622.0ml Vume taken for 2.03M HCl(2)= 549.0ml Molarity…

Q: Ksp

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Q: What is the [AsOg] for a solution labeled 0.10 M arsenic acid (H3ASO4)? [Ka1 = 6 x 103, Ka2 = 1 ×…

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Q: The volume of 0.16M NaOH needed to react with 40 mL of 0.12M H2SO4 is     30 mL     40 mL…

A: Given Molarity of H2SO4 = 0.12 M Volume of H2SO4 = 40 ml = 0.04 L Molarity of NaOH = 0.16 M

Q: 2- A solution of concentrated HCl has specific gravity of 1.185 and percentage is 36.5 % (w/w) HCI.…

A: Molarity of a solution is the no.of moles present per litre of the solution. The molarity of an acid…

Q: Some ionic components of seawater are given in the following table: wt Cation Wt.% Anion Na 1.06 1.9…

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Q: 2. Calculate the [H*], [S²] and [HS] in a solution prepared by dissolving 0.10 mole of H2S in…

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Q: Calculate the hardness of a water sample containing 21.4 ppm Mg2 and 51.9 ppm Ca2. O 165.1…

A: The hardness of water is due to the presence of calcium and magnesium ions. There are two types of…

Q: Calculate the mass in grams for pure oxygen at 1.00 atm dissolved in 3.00 L of water with a kH =…

A: Given  pressure of gas =1.00 atm Volume of water = 3.0 L temperature = 20.0 oC. Henry constant (kH)…

Q: 2. Calculate the [H*], [S²] and [HS] in a solution prepared by dissolving 0.10 mole of HS in…

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Q: What mass (in grams) of Mg(N03)2 is present in 145 mL of a 0.150 M solution of Mg(NO3)2 (At wt Mg…

A: Since, Moles of Mg(NO3)2  Present = molarity of solution X Volume of solution in L Molarity of…

Q: What is the molar concentration of NaOH in a solution that contains 1560 ppm to give 750 ml.( Na=23,…

A: Parts per million (PPM) is a unit of measurement used when expressing a very dilute concentration…

Q: When 71 g of Na2SO4 (FW 142 g/mol) is dissolved in 0.250L of water (MW 18.02 g/mol), what is the…

A: The mole fraction of sulphate ion can be calculated as follows

Q: Q2/ Calculate the solubility of Ca3(PO4)2 in 0.2M H2SO4 solution , if you know KSp Ca3(PO4)2 = 2.0 x…

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Q: Calculate the amount of ferrous ammonium sulfate [Fe(NH­4)2(SO4)2•6H2O](MM = 392.14 g/mol) needed to…

A: In order to calculate the required strength of the solution, first of all calculate the amount of…

Q: What is the solubility of Ag3PO4 in g/L if its Ksp is 1.8 x 10-18? (MM = 418.7 g/mol) 0.0097…

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Q: Describe how you would prepare 350.0 mL of 0.100 M C12H22O11 starting with 3.00 L of 1.50 МС12Н2О1-

A: The solution of C12H22O11 is provided with - Molarity, M1 = 1.50 M Volume, V = 3.00 L The solution…

Q: Indicate the mols present in the following so lution: a) 0.25 M BaCl2 in 1 liter b) 0.25 M C2H5OH in…

A: BaCl2 gives Ba2+ and Cl-.Hence 0.25M and 2×0.25M. That is 0.5MNumber of moles is the product of…

Q: он CH3 H.C.

A: Here we have to predict the best solvent that can able to differentiate the pair of given organic…

Q: The Ksp values of 3 ionic compounds are gvie below. Baso3 Co(OH)2 Pb(103)2 Ksp 5.00 x 1010 5.92 x 10…

A: Ksp values of: BaSO3: 5.0 x 10-10 Co(OH)2 : 5.92 x 10-15 Pb(IO3)2 : 3.69 x 10-13

Q: How would you prepare 1.10 L of a 0.40-M solution of each of the following? 1. H2SO4from…

A: NOTE - As per our company guideline we can answer only 3 sub parts. kindly repost the question…

Q: What volume of dilute nitric acid of density 1.11g/mL and 19% nitric acid by weight contains in 10g…

A: Given: density of nitric acid =1.11g/ml    With this information, we will first calculate the volume…

Q: A student creates a calibration plot for serial dilutions of Cu(NO3)2. A graph of concentration in M…

A: Given : y = 0.345x - 0.11 Mass of solution = 100 grams  To find  :  Grams of Cu ( NO3 )2 Grams of…

Q: What is the solubility of CdS (Ksp = 1.0 x 10-28) in pure water? Group of answer choices 1.0 x…

A: The solubility reaction is  CdS (s) -----> Cd2+ (aq) + S2- (aq) Hence Ksp = [Cd2+][S2-] where…

Q: Carbon dioxide (CO2) is an important greenhouse gas with a Henry volatility constant of 3.3x104…

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Q: How many grams of Pb(NO3)2 (331.2 g/mol )are needed to prepare 100 ppm (w/v) of Pb* (207.2 g/mol) in…

A: The molar mass of Pb(NO3)2 is = 331.2 g.mol The molar mass of Pb is = 207.2 g/mol The concentration…

Q: Calculate the solubility of CuCO3 in water at 25C. Ksp = 3.00x10-12. Round the answer to two…

A: The equilibrium between the soluble ions and insoluble salt can be described by the solubility…

Q: An impure sample of  130 mg of adipic acid was dissolved in 1.0 mL of boiling water. What is the…

A: Given:  Mass of adipic acid sample = 130 mg  Volume of water = 1.0 ml  Solubility at 0°C = 0.3 g/100…

Q: 26.     Calculate the ppm of Cl- in 0.00500 M CaCl2.  molar masses of Ca = 40.08 g/ mole and Cl =…

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Q: 2- A solution of concentrated HCl has specific gravity of 1.185 and percentage is 36.5 % (w/w) HCl.…

A: Formality is concentration term, it is the number of formula mass in grams present in one liter of…

Q: Calculate the concentration of concentrated HCl in molarity. Concentrated HCl has 38% (w/w) HCl and…

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Q: You are required to prepare 5 L of a solution containing 1.000 x 10 mol/L of Cu2"(aq). Which of the…

A: The molarity of a solution describes the number of moles of the solute present in one liter of…

Q: 6.30 L of 0.262 M NaOH from the concentrated commercial reagent [50% NaOH (w/w), sp gr 1.525]. Take…

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Q: 5. If Ksp = 8.1 x 1019 of an MX3 type salt, what is its solubility? %3D

A: Given : salt type : MX3  Ksp = 8.1 × 10-19  We need to find solubility.    Note : There are multiple…

Q: A pharmacist is conducting an analysis of 2.7 g sodium bicarbonate and titrated with 26.05 mL of…

A: The above problem is assay of sodium bicarbonate with Hydrochloric acid.

Q: 18 g of unknown organic sample was dissolve in 758 mL of Dicloromethane (DCM). The boiling point of…

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Q: Example / What volume of 0.40 M Ba(OH)2 must be added to 50 mL of 0.30 M NAOH to give a solution…

A: 1 mmol of Ba(OH)2 = 2 mmol of OH 1 mmol of NaOH = 1 mmol of OH Number of mmols = molarity x volume…

Q: 1. a/ Calculate the amount of CCl4 needed to prepare 0, 0.04, 0.08, 0.12, 0.16 and 0.20 M solutions…

A: Given:Concentrations = 0, 0.04, 0.08, 0.12, 0.16 and 0.20 MVolume = 25 mL = 0.025 L.Molar mass of…

Q: -3 The Henry's law constant for O2 is 1.3 x 10 mol · L. atm at 25°C. (a) What is the concentration…

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Q: 3. A 0.5g mixture contains SiO2 , NaCI & NH.CL. After Sublimation 0.4 g left was dissolved to…

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Q: Calculate the amount of lime and soda required to soften 25000 litres of water having following…

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Q: 17 g of unknown organic sample was dissolve in 564 mL of Dicloromethane (DCM). The boiling point of…

A: NOTE: It will be benzene only and not DCM as the data is given for benzene and there is a typo error…

Q: What is the final percentage concentration of a calamine lotion containing a zinc oxide if the…

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Q: 12 g of unknown organic sample was dissolve in 706 mL of Dicloromethane (DCM). The boiling point of…

A: Given:: mass of unknown= 12 g  molecular weight of unknown = x = ? ∆Tb= 2.72℃ Kb of DCM = 2.42 ℃ m-1…

Q: A 0.200 M K2SO3 solution is produced by A) diluting 250.0 mL of a 1.00 M K2SO, solution to 1.00 L B)…

A: To know how to make 0.200 M k2SO3 Solution , we have to use the Dilution formula. M1 × V1 = M2 × V2…

Q: A solution was prepared by dissolving 3.50 g of KCI MgCl₂ 6H₂0 (277.85 g/mol) in sufficient water to…

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Q: The density of concentrated ammonia, which is 28.0% w/w NH3 is 0.899 g/mL. What volume of this…

A: Given, Concentration of concentrated ammonia solution = 28.0 % w/w Density of NH3 solution = 0.899…