3-3. Piché and Larachi (2007) proposed the followingreaction for the oxidation of polysulfide ions (S,2where n can be any value >2) to form thiosulfate ions(S2O32-) and colloidal sulfur (Sg):3S8S2-+02 S2O32 +8(a) Forn 6, write expressions for rs,0,2- and rse interms of rs2-, if all the rates are given in units ofmol/L h.(b) Repeat part a, if the rates are in mg/L-h of therespective chemicals; designate these rates as r'.(c) Repeat part a, if the rates are in mg S/L h;designate these rates as r".

Answered: Image /qna-images/answer/59aa6a10-e6f0-4b2e-a0ac-0e195405b26b.jpg

3-3. Piché and Larachi (2007) proposed the following reaction for the oxidation of polysulfide ions (S,2 where n can be any value >2) to form thiosulfate ions (S2O32-) and colloidal sulfur (Sg): 3 2- S8 S,2-+02 S2O32+ 8 (a) For n=6, write expressions for rs,0,2- and rs, in terms of rs2-, if all the rates are given in units of %3D mol/L h. (b) Repeat part a, if the rates are in mg/L-h of the respective chemicals; designate these rates as r. (c) Repeat part a, if the rates are in mg S/L h; designate these rates as r".

3-3. Piché and Larachi (2007) proposed the following reaction for the oxidation of polysulfide ions (S,2 where n can be any value >2) to form thiosulfate ions (S2O32-) and colloidal sulfur (Sg): 3 2- S8 S,2-+02 S2O32+ 8 (a) For n=6, write expressions for rs,0,2- and rs, in terms of rs2-, if all the rates are given in units of %3D mol/L h. (b) Repeat part a, if the rates are in mg/L-h of the respective chemicals; designate these rates as r. (c) Repeat part a, if the rates are in mg S/L h; designate these rates as r".

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter7: Statistical Data Treatment And Evaluation

Section: Chapter Questions

Problem 7.26QAP

See similar textbooks

Similar questions

Copper(I) ions in aqueous solution react with NH, (aq) according to Cut (aq) + 2 NH, (аq) — Си(NH, ); (aq) 3 6.3 х 1010 - Calculate the solubility (in g-L-!) of CuBr(s) (Ksp = 6.3 × 10-9) in 0.72 M NH, (aq). solubility of CuBr(s): g/L
ST5G.2 - Estimate the solubility of CaF2(aq) [in units of PICOmolar] in the presence of 0.701 molar AIF3(aq). [This is a bit fictitious - I don't think aluminum fluoride is soluble, but I want you to think carefully about the fluoride concentration.] Type your answer..
6a). In a certain reaction, 8 mol of A:Os, 25 mol of MO; and 40 mol of H:0 are mixed and react in a vessel of volume V em'according to the following equation: 3A:O + 4MO: + 9H:0 6H:AO. + 2M:0 If amol/V cm' is the amount of A:Os present at equilibrium, express the concentration of each of the other four species at equilibrium in terms of x. Hence write an expression for the equilibrium constant, K. of the reaction in terms of x and V
Calculate the mean ionic molality for 0.25m LaCls. [Ans. 1.1914 m] 570 nsmer For aqueous HCl solutions, it can be determined: Y- =0.72515 + 0.029188m + 0.055959m Determine the molality at which auCi= 1. (Note: This is the molality for the standard state of HCL in Water; pHCI) [Ans. 1.1914 m] %3D
(a) Adsorption of a gas on surface of solid is generally accompanied by a decrease in entropy, still it is a spontaneous process. Explain.(b) Some substances can act both as colloids ’ and crystalloids. Explain.(c) What will be the charge on Agl colloidal particles when it is prepared by adding small amount of AgNO3 solution to KI solution in water ? What is responsible for the development of this charge ?
Using activities, calculate the molar solubility of Mg(OH)2 (Ksp= 7.1E-12) in a sol'n that is 0.0333M of Na2SO4
ST5G.3 - Estimate the concentration [in mol/L] of KNO3 that results in an increased solubility of 2.93*10-5 molar (from 1.3*10-5 molar) for silver chloride in water at 25°C. Type your answer..
Calculate the molar solubility of tin(II) hydroxide (Ksp = 5.45x10-27). Give your answer to three sig. figs. and in exponential form (e. g. 1.23E-2).
II 2016) as uid. I 2016) stics is ositive. sitiva 9. The protecting power of lyophilic colloidal sol is expressed in terms of (a) coagulation value (b) gold number (c) critical micelle concentration (d) oxidation number BVP ³h, 10. If x is amount of adsorbate and m is amount of adsorbent, which of the foll (d) (a)
The equilibrium for the vorious proportions of the dissociation of the liquid solutions of amyl ester of dichloroacetic ccid (CHCI,.COOC,H,} into the acid (CHCLCOOH) and amylene (C,H was investigated. The inltial amount tor the CHCI,COOC.H used Is 1 mole. Completethe table below Let b the inltial moles of omylene, V the totdl volume cof mixtures in iters, x. be the number of moles of V. 1.05 0.215 0.455 3.12 .af equibrium ond Kc ester outionum constont n.moles per iter. 2.61 0.401 4.45 0.628 3.54 0.794 0.658 3.44
ST5G.2 - Estimate the solubility of CaF2(aq) [in units of MICROmolar] in the presence of 0.716 molar CaCl2(aq). Type your answer...
Calculate the values for log Kow and the saturated aqueous solubility (Cw$sat) for bisphenol A. The value for log Kow is 3.62 ; enter your answer as X.XX The value for Cwsat is ; report your answer in units of moles/liter and enter it as X.XX×10(-X). Bisphenol A is closest to "phthalates" H3C CH3 HO HO,