a) ne solubility product expression Tollowing: II 1- Ksp = [ Al**]*[OH'J³ 2- Ksp = [Ca2] [Br'] 3- Ksp = [Pb +2] [PO,*] 4- Ksp = [NH,"]² [CO;2] Ksp = [ Al**] [OH'P Ksp = [Ca*?] [Br'J Ksp = [Pb +2]* [POs°]} Ksp = [NH,"JF [CO;2]² Ksp = [NHL"][CO;2] Ksp =[ Al*] *[OH'F Ksp = [Ca*2] [Br'] Ksp = [Pb +2J° [POJ* %3D %3D %3D %3D b) Equal volumes of 0.025 M of potassium bromide (KBr) and 0.005 M of lead nitrate (Pb(NO;),) solutions were mixed Ksp (PbBr2).= 7.9 x 10-5 mol dm-9 Write: (i) The Ksp expression for lead bromide and the ionic equation for its precipitation. (ii) Show by calculation if lead bromide precipitates after mixing the solution.

a) ne solubility product expression Tollowing: II 1- Ksp = [ Al**][OH'J³ 2- Ksp = [Ca2] [Br'] 3- Ksp = [Pb +2] [PO,] 4- Ksp = [NH,"]² [CO;2] Ksp = [ Al**] [OH'P Ksp = [Ca?] [Br'J Ksp = [Pb +2] [POs°]} Ksp = [NH,"JF [CO;2]² Ksp = [NHL"][CO;2] Ksp =[ Al] [OH'F Ksp = [Ca2] [Br'] Ksp = [Pb +2J° [POJ %3D %3D %3D %3D b) Equal volumes of 0.025 M of potassium bromide (KBr) and 0.005 M of lead nitrate (Pb(NO;),) solutions were mixed Ksp (PbBr2).= 7.9 x 10-5 mol dm-9 Write: (i) The Ksp expression for lead bromide and the ionic equation for its precipitation. (ii) Show by calculation if lead bromide precipitates after mixing the solution.

Chemistry & Chemical Reactivity

10th Edition

ISBN:9781337399074

Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Chapter15: Principles Of Chemical Reactivity: Equilibria

Section: Chapter Questions

Problem 57GQ: Hemoglobin (Hb) can form a complex with both O2 and CO. For the reaction HbO2(aq) + CO(g) HbCO(aq)...

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This is the lab with my data sheet and please answer all of them. Thank you My data to support answers for questions. The equilibrium is Fe3+ + SCN- <--> [FeSCN]2+. The Fe3+ is a pale yellow colour and the complex ion product is red.Stresses:Add KSCN - turned deep redAdd Fe(NO3)3 - turned deep redAdd Na2CO3 - turned yellow/colourlessAdd NaOH - turned yellow/colourlessAdd NH3 - turned yellow/colourlessHeat - turned lighter orange colourCold - turned darker orange colour
This is the lab with my data sheet and please answer all of them. Thank you My data to support answers for questions. The equilibrium is Fe3+ + SCN- <--> [FeSCN]2+. The Fe3+ is a pale yellow colour and the complex ion product is red.Stresses:Add KSCN - turned deep redAdd Fe(NO3)3 - turned deep redAdd Na2CO3 - turned yellow/colourlessAdd NaOH - turned yellow/colourlessAdd NH3 - turned yellow/colourlessHeat - turned lighter orange colourCold - turned darker orange colour What species is responsible for the observed colour change when KSCN(aq) and Fe(NO3)3(aq) are mixed? What can be concluded about the system based on your ~1 minute observation of the mixture. what does the addition of the solid do to the [SCN-(aq)]? What can you infer about the system from the colour change of the solution?  How can this be possible if no additional Fe3+(aq) has been introduced?
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