Find the activity coefficient of Ba2+ in a solution of 2.61 mM BaCl2 given that Ba2+ has an ionic size equal to 135 picometers.

Q: Using activity coefficients, find the pH and fraction of dissociation of 50.0 mM hydroxybenzene…

A: Given:-Concentration of phenol = 50.0mM = 0.050MConcentration of diBr = 0.050MSize of C6H5O- =…

Q: Explain why the ionic strength of a 0.10 molar CaCl2 solution is greater than the ionic strength of…

A: Concentration of CaCl2 = 0.10 M Concentration of NaCl = 0.10 M

Q: salt

A: freezing point of a solvent can be lowered by adding solute or impurities to it , this is called…

Q: Which statements are true? In the ionic strength range 0–0.1 M, activity coefficients decrease with…

A: SOLUTION: Step 1: The Activity coefficient is the measure of the solution that deviates from ideal…

Q: Given a weak base in a solution containing 0.200 M NalO3 with 0.350 M CaCl2, solve for the activity…

A: When the activity of each component of a solution is incorporated, the ideal solution becomes a real…

Q: The KSP of Ag2CrO4 is 9.0 x 10^-12. The KSP of BaCrO4 is 8.5 x 10^-11. Which salt would you expect…

A: To solve this question, use the formula of Ksp. Ksp is solubility product for compound which tells…

Q: Q3 A: Calculate the equivalent weight of H;PO4 ,Na,CO3, Ca(OH)2 . Awt H=1 ,0=16 , Na=23 .C=12 ,Ca=40…

A: Equivalent weight = Molecular weight/ no.of equivalents

Q: Calculate the ionic strength of 0.040 M Na2SO4. pls show the solution

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Q: In standardization of HCl sample with 0.1 M Na2CO3 standard solution if we consumed 10 ml .HCl to…

A: Given: The volume of Sodium Carbonate (V1)=10 mL The volume of HCl (V2)=10 mL The molarity of Sodium…

Q: TRUE or FALSE: For ions, the activity coefficient approaches unity as the ionic strength approaches…

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Q: What is the mass of K2CrO4 necessary to prepare 10 mL of a 5% (w/v) indicator solution?

A: Percentage weight by volume is defined as the ratio of the mass of solute to the volume of solvent…

Q: A solution is 0.5 molar in MgSO4, 0.1 molar in AICI3, and 0.2 molar in (NH4)2SO4. What is the total…

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Q: What is the ionic strength of a 0.100 M solution of Na,SO4 with 0.2 M KI?

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Q: Q.5 What are the activity coefficients for iron(III) and sulfate in an aqueous solution of 10 mM…

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Q: The activity coefficient of Ni2+ ion (a Ni2+ =0.6 nm) in a solution that has an ionic strength of…

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Q: Q.2 What are the activity coefficients for iron(III) and sulfate in an aqueous solution of 10 mM…

A: An activity coefficient is a factor used in thermodynamics to account for deviations from ideal…

Q: Calculate the ionic strength of the following solutions:a.a mixture of 0.050 M CaCl2, 0.025 M NaCl,…

A:

Q: Calculate the pHpH of the solution that results from each of the following mixtures. a)55.0 mLmL of…

A: [a] Given: 1) 55.0 mL of 0.17 M HCOOH solution. 2) 70.0 mL of 0.13 M HCOONa solution. 3) Ka=1.8×10−4…

Q: Explain why the activity coefficient for a neutral molecule is usually 1.

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Q: An aqueous solution is 0.0155 M in iron (II) ammonium sulfate. Fe(NH4)2(SO4)2. Calculate the net…

A: When a strong electrolyte is added to the solution, it undergoes complete dissociation. So the total…

Q: What is the concentration (molar solubility of Mg2+ in Mg(OH)2 at pH = 8.5? Ksp for Mg(OH) 2 = 1.8 x…

A: We have pH as 8.5, Ksp as 1.8*10-11 . We have to calculate the concentration of Mg+2 ion .

Q: How do I calculate the measurements to make a 100 mg/L caffeine standard solution using 0.010 M HCl…

A: The number of moles of the solution always remains constant no matter how the volume varies. If…

Q: Find the volume required to make a 2.45 mol dm-3 solution with 0.375 moles of lithium iodide.

A: Calculate  the volume of solution  we used the molarity  forumla.

Q: One day it was discovered that the waters of the lake were dead, estimated to be polluted Hg. How do…

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

Q: Find the ionic strength of a solution with 50 mg/L of Nacl and 100 mg/L of CaSO4.

A: Conversion of mg/L into mol/L: 50 mg/L of NaCl: =50×10-3 g/L58.44 g/mol=0.856×10-3 mol/L   100 mg/L…

Q: Which statements are true? (Select all that apply.) a) In the ionic strength range 0-0.1 M, activity…

A: The true statements are to be determined-a) In the ionic strength range 0-0.1 M, activity…

Q: 10.) Calculate the activity coefficient of K* in 0.050 M KNO3.

A:

Q: Which salt would have the least effect on the freezing point of the solvent? a 15M Naci b. 0.5M…

A: Formula: ∆Tf= i×kf×m  Assume there is same solvent for each.

Q: What is the maximum [Pb2+] that can exist in 0.015 M CuSO4?

A: [CuSO4] = 0.015 M

Q: Suggest a reason why amino acids are usually more soluble at pH extremes than they are at neural pH.

A: The substances than contain amino group,carboxylic acid group,hydrogen atom and one alkyl group on…

Q: Calculate the initial molarity of iodide  for run 1 (addition of beaker 1 to flask 1) given the…

A: Dilution equation is used in such cases of reaction to find the final molarity of solution when the…

Q: B. For water with the ionic characteristic defined by the analysis given below identify the major…

A: A question based on mole concept that is to be accomplished.

Q: Activity coefficients become more important with smaller ions with larger ion charges at higher…

A: Activity coefficients is one of the quantitative factor used for the determination of deviation of…

Q: In Part A, the mass of KHC,H,O, is measured to the nearest 0.0001 g. However, the volume of water…

A: The explanation for the following is:

Q: Given the following ground-water analysis at 25°C: Ca?+ 83.27 mg/L Mg?+ 24.32 mg/L Na+ K* So?- 23.45…

A: In the given question, we have to calculate the molal concentration, ionic strength and activity…

Q: To prepare 200.0 mL of 0.01 M EDTA solution, how many grams of EDTA disodium salt dihydrate…

A: Molarity is one of the concentration terms that is defined as the number of moles of solute present…

Q: The activity coefficient of Ni2+ ion (a Ni2+ =0.6 nm) in a solution that has an ionic strength of…

A:

Q: Prepare a written plan for making up 100.0 ml of a solution that is 0.100M in Ca+2 ion using 2.00 M…

A: Given:Volume of Final solution = 100 mL = V1 Molarity of final solution  = 0.100 M = M1Molarity of…

Q: What will the pH of the mixture that contains: 250 mL of 0.12 M of H2SO4 and 150 mL of 0.04 M of…

A: Let's first consider the neutralization reaction between H2SO4 and NaOH.

Q: At 15°C a saturated solution of Calcium fluoride (CaF2) is observed to contain 45.6 mg of CaF2 in…

A: Consider the given information is as follows;     Mass of CaF2 = 45.6 mg = 0.0456 g Volume = 1.88 L…

Q: The activity coefficient of Ni²+ ion (a Ni2+ =0.6nm) in a solution that has an ionic strength of…

A: In the above question activity Coefficient of Ni2+ has to determine. Here for Ni2+,z=+2 Given a=0.6…

Q: Solve for no.1 only with solutions.   ps. Not graded activity.

A: Molecular weight of KNO3= 18.0g/mol Molecular weight of H2O= 18.0 g/mol mole of KNO3= 5.02/101.10=…

Q: 3 Including activity coefficients, find [ Hg2*] in saturated Hg:Brz in 0.001 00 M KBr. Ans: 7.0 x…

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Q: The activity coefficient of Ni²+ ion (a Ni2* =0.6 nm) in a solution that has an ionic strength of…

A:

Q: What is the activity coefficient of Hg2 2+ in a solution of 3.3 mM Hg(NO3)2?

A: Given, Concentration of Hg(NO3)2 = 3.3 mM

Q: What is the activity coefficient of a sulfate ion in a solution that is 0.01667 M Na2SO4

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Q: CuCl and CuBr have their Ksp values 1.2 x 10-0 and 6.27 x 109 respectively at 25 °C. Which would…

A: SOLUBILITY CONSTANT It is nothing but a equilibrium constant of a solid substance dissolved in a…

Q: prepare a standard solution of a Sodium Chloride (NaCl), 0.2 N in 250 ml of water. (atomic weight :…

A: