he distribution ratio of iodine between an organic solvent and water is 8.00. If 50.0 mL of 0.100 M aqueous iodine is shaken with 200 mL of the organic solvent until equilibrium is reached, how many milliliters of 0.0600 M Na2S2O3 is required to titrated a 25.0 mL aliquot of the organic phase?

Q: (a) Illustrate a titration curve of the following structure. (Solid lines indicate covalent bonds)…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: A student weighs out 0.9854 g of Na2CO3 unknown and dissolves it in 25.00 mL of deionized water. A…

A: Answer % of Na2CO3 in the unknown = 54.05% Formulas No.of moles                           = Given…

Q: An analytical chemist is titrating 230.5 mL of a 0.1500M solution of isopropylamine ((CH3), CHNH₂)…

A: Isopropylamine, (CH3)2CHNH2(aq) is a monoacidic weak base with pKb = 3.33 HNO3(aq) is a monoprotic…

Q: 7. 25.0 cm³ of a mixture of Na₂CO3 and NaHCO3 were titrated with a 0.10 mol dm³ solution of HCI. The…

A: Indicator used for titration of NaHCO3 is methyl orange while phenophthalein is used as an indicator…

Q: If a 3000 ml saturated solution of Cac204 contains 0.0075 g of the salt at 25 degrees Celsius, what…

A: Mass of CaC2O4 = 0.0075 g

Q: the concentration of Cl- present in a solution obtained by mixing 160.4mL of 0.25M HCl, 30.4mL of…

A:

Q: e percentages of compound(s) in the sample (M. Mass of NaOH:40 g/mol,  M. Mass of NaHCO3: 84.01…

A: Given - 1] Given sample = 2.1562 g 2] 1.2 ml of 0.1082 M HCl for titration and additional 52.4 ml…

Q: 0.8203 g NaAc (FW=82.03 g/mol) was fully dissolved into 100.00 mL of 0.050 M HAc solution. Calculate…

A: Given: The mass of NaAc dissolved = 0.8203 g The volume of HAc solution = 100.00 mL The molarity of…

Q: What would be the sulfide-ion formality in a saturated solution of Bi2S3 if the Ksp of this…

A: Bi2S3======> 2Bi ³+ + 3 S²-  Suppose, “x” is the Solubility of Bismuth Sulphide....

Q: mount of X used in titration: 100.0 mmol amount NaOH added (mmol) (b) 35.0 220.0 (c) pH 2.558 4.482…

A: We have following formula -  pH = pKa + log [A-]/[HA]    Then -  (a)  pH = pKa + log [A-]/[HA]…

Q: Ksp

A: AX3 ----> A3+  + 3X-  Concentration of X ion = 3 × 7.30E-4   = 2.19E-3 M Ksp = [A3+][X-]3  =…

Q: (2) A 100.00-mL sample of 0.2000M glycine, A+ form (see structure below), was titrated with 0.2000M…

A: We have find out the answer.

Q: How many milliliters of 0.118 M HCl are needed to titra (a) 48.2 mt of 0.0708 M RbOH 19 72578 Xmt…

A:

Q: 0.0585g of Na2 C2O4 10 mL of distilled water, 2 M H2SO4 were added to adjust the KMnO4 solution…

A: Given data: Mass of Na2C2O4 = 0.0585 g Volume of distilled water = 10 mL Molarity of H2SO4 = 2 M

Q: Calculate the mass of sldium thiosulfate necessary to prepare .5L of the .10M Na2S2O3 titrant.

A: Molarity is defined as total number of moles of solute present in 1000 ml of solution Molarity =…

Q: Consider the titration of 60.0 mL of 0.0400 M (CH3)2NH (a weak base; K = 0.000540) with 0.100 M…

A:

Q: what is concentration of F- ions when 306.960 mg of MgF2 completely dissociate in 1.641 L of…

A:

Q: Use the following Ellingham diagram for the 4/3Cr(s) + 02(g) 2 2/3Cr203(s) reaction to determine…

A: Ellingham's diagram represents the plot between Gibb's free energy and temperature. It is generally…

Q: A student creates the Beer's Law plot for Part 3 and finds the slope to be 3.5x 103. In Part 4, the…

A: Here from the following  given experiment  we have to determine  the equilibrium concentration of…

Q: Calculate the molarity of a dilute Ba(OH)2 solution if addition of 99.52 mL of the base to 0.6426 g…

A:

Q: A 0.605 gm sample of Sodium Carbonate and Sodium bicarbonate, the solution titrated with 0.106 N…

A: First write the balanced equations for titration of HCl with sodium carbonate and sodium bicarbonate…

Q: When 10 drops of  0.1 M Co2+ is acidified using 20 drops 6.0 M CH3COOH and a pinch of solid NaNO2 is…

A: Co2+(aq) is oxidized in acidic medium(H+) in presence of NaNO2(aq) to form the yellowish-orange…

Q: A solution of phosphoric acid (H3PO4) with a known concentration of 0.250 M H3PO4 is titrated with a…

A: At third equivalence point, all the  H3PO4 molecule get converted to PO4-3 i.e complete…

Q: of m-chlorobenzoic acid, HC7H4CIO2, is 1.5x 10-4. (a) Suppose buffer #1 is prepared using 40.0 mL…

A: The Henderson-Hasselbalch equation for the acidic buffer solution is: pH=pKa+logsaltacid ......(1)

Q: Write the formula of the conjugate base of the Brønsted-Lowry acid, CCI3COOH 1 2 U U + 3 CI ²- 4…

A: Bronsted -Lowry acid base concept: An acid is a substance which donate proton and base is a…

Q: The pK, value for HCIO is 7.46. Would a buffer prepared from HCIO and NaClO with a pH of 5.66 be…

A:

Q: Like any equilibrium constant, Kᵥᵥ changes with tempera-ture. (a) Given that autoionization is…

A: Given: Autoionization of water is given as endothermic reaction.

Q: what is the morality of 245 g of H2SO4 dissolve in 1.000 L of solution

A:

Q: What are the respective concentrations (M) of Cu2+ and Br– afforded by dissolving 0.150 mol CuBr2 in…

A: Formula used : Molarity = no. of moles/ volume of solution(L)  In aqueous solution  CuBr2(aq) ——>…

Q: Write the charge balance and material balance(s) that are needed to determine the equilibrium…

A: (a) 10-3 M benzoic acid   (b) 10-3 M Na2S   (c) 10-3 M (NH4)2CO3   (d) 10-3 M (NH4)2CO3 plus 5 ×…

Q: 6

A: Given that :   The pH of the solution is 5.969. The molarity of succinic acid is 0.0303 M.  pKa2 is…

Q: What is the pH in a solution of 1.0 M H2A (Ka1 = 1.0  10–6; Ka2 = 1.0  10–10) at 25oC?

A: Given thatconcentration of diprotic acid H2A = 1.0 Mthe acid dissociation constants areKa1 = 1.0 ×…

Q: Explain why K2CrO4 is used as an indicator in Argentometric titration

A: Argentometric titration is the titration method, which is used for the detection of halides or…

Q: 5.) What is K, for an acid whose pk, is 3.78?

A: This is the concept of converting terms

Q: 0.0585g of Na2C2O4 10 mL of distilled water, 2 M H2SO4 were added to adjust the KMnO4 solution…

A: Given,          Weight of Na2C2O4 = 0.0585 g, volume of distilled water added = 10 ml…

Q: 3. Complete neutralization of 10 ml. of phosphoric acid solution by NaOH 0.I N in the presence of…

A: During titration of phosphoric acid we can use either methyl orange and detect first end point…

Q: Calculate the pH of a 2.00 M Na2CO3 given that the pKa’s of the first and second dissociation of…

A: The pH for the solution of 2.00 M Na2CO3 is to be calculated. Given: pKa1 = 6.37 pKa2 = 10.32.…

Q: Calculate the pH at the equivalence point in titrating 0.085 M solutions of each of the following…

A: PH = -log[H+]     Henderson–Hasselbalch equation   PH = PKa + log [salt][acid]

Q: A microbiologist is preparing a medium on which to cultureE. colibacteria. She buffers the medium at…

A: To calculate the volume of the equimolar aqueous solution of K2HPO4 and KH2PO4 that must be combined…

Q: (a) 10.00 mL: pH=10.42 (b) 20.80 mL: pH= (c) 27.00 mL: pH=

A:

Q: the percent lonization. of acetic acid in a solution. that is 0.2014 in acteic acid (HC₂H30₂) and…

A:

Q: A sufficient quantity of each of the following aqueous solutions has been made available to you: (i)…

A: answer - pKa's of H3PO4 are 2.15, 6.82 and 12.38. If required pH is 7.2, then, 6.82 will be used.…