8-5. Find the activity coefficient of each ion at the indicated ionic strength: a. So? (u= 0.01 M) b. Sc+ (µ = 0.005 M) c. Eu³+ (H = 0.1 M) d. (CH,CH2),NH (µ=0.05 M)

Q: A 40.00 mL sample of 0.1000 M diprotic malonic acid is titrated with 0.0900 M KOH. What volume KOH…

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Q: 8-

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A: Dissociation reactions of oxalic acid is given below,

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Q: Solve the pH of 0.1 M solution of nitric acid at 25C temp.  Ka = 4.5x10-4

A: We can calculate pH by calculating [H+]

Q: What ratio of CH.NH2 to CH.NH3 is needed to prepare a pH 10.00 buffer? (Kb for CH:NH2 is 4.4 x 10-4)

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Q: Calculate the pH of the solution resulting from 2.10 x 10-2 mol HCl being added to 250.0 ml of a…

A: As ,  we know  Molarity = moles / Volume ( in L )  So, moles are calculated as : Moles = Molarity ×…

Q: MISSED THIS? Read Section 18.3 (Pages 799-802). A 130.0-mL buffer solution is 0.100 M in NH3 and…

A: The objective of the question is to determine the mass of .

Q: For the reaction of 0.400 grams Na2C03+5 mL of 1.0 M HCI

A: Given reaction is                                          Na2CO3   +          2 HCl…

Q: 7. What mass of sodium fluoride (MW = 41.99 g/mol) must be added to 250. mL of a 0.100 M HF solution…

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Q: 3. Develop a scheme to separate Ba², K and Ag cations in solution and draw a flow chart that depicts…

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Q: -33 For the equilibrium; = (1.3×10 a. What is the minimum pH at which Al(OH)3() will precipitate 3+…

A: The objective of the question is to find the minimum pH at which Al(OH)3 will precipitate from a…

Q: Question 8 of 10 What is the solubility of Cr(OH)3 at a pH of 9.50? (Ksp Cr(OH)3 is 6.70 x 10-3¹)

A: The question is based on the concept of the pH of the solution.It is defined as a negative logarithm…

Q: 12.What is the pH of a 0.001 0M HNO, solution with an ionic strength of 0.05 M? At µ = 0.05) Y#. =…

A: Concentration of HNO3 = 0.0010M

Q: When 20 mmol Pb(NO3)2 is added to 250 mL of 1.0 M NaX, the [PbX4]²- ion forms. At equilibrium,…

A: To calculate Kf for [PbX4]2- , we would first calculate moles of both reactants used . The. We would…

Q: Calculate the [F] for a saturated solution of PBF2 in water. (Ksp = 4.0 x 10*) %3D

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Q: What is the molar solubility of Mg(OH)2 in a basic solution with a pH of 12.0o0? Ksp for Mg(OH)2 is…

A: pH= 12.00 pOH = 14- pH         =14-12  pOH = 2 [OH-] = 10-pOH           = 10-2            =0.01…

Q: 3- 13.7. Calculate the ratio of molarities of PO and HPO 2 ions in a buffer solution with a pH of…

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Q: of AgSCN? KSP(AGSCN)=12, PKa(NH.") =9.2 , PKdAg(NH3)**/Ag+=7.2

A: GIVEN :  [H+] = 10^-8.9 Vol of solution = 1/2l  Ksp of AgCN =10^-12 Pka {NH4+] = 9.2 PKa [ Ag(NH3)2]…

Q: . Find the pH and fraction of dissociation (a) of a 0.100 M solution the weak acid HA with K = 1.00…

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

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Q: A total of 5.0 g of copper (II) hydroxide is added to 1.0 L of water (Ksp a. How many grams of…

A: Step 1:a. To solve this problem, we need to use the solubility product constant (Ksp​​) of copper…