Ag+ is complexed by the chelating ligand trien (triethylenetetramine, NH2(CH2)2NH(CH2)2NH(CH2)2NH2). Ag+ + trien â‡Œ Ag(trien)+ Kf = 5.0Ã—107 40.8 mL...

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Ag⁺ is complexed by the chelating ligandtrien (triethylenetetramine,NH₂(CH₂)₂NH(CH₂)₂NH(CH₂)₂NH₂).
Ag⁺ + trien â‡Œ Ag(trien)⁺ K_f = 5.0Ã—10⁷
40.8 mL of 0.0273-M trien solution is added to 25.0 mL of0.0146-M silver nitrate solution.
What is [Ag⁺] at equilibrium?

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4.4 Ratings (822 Votes)

Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Ag⁺ + trien â‡Œ Ag(trien)⁺

^{Â Â Â Â Â Â Â Â Â Â Â Â} no of moles of trin = molarity * volume in L

Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â = 0.0273*0.0408Â Â = 0.00111moles

Â Â Â Â Â Â Â Â Â no of moles of AgNo3 = molarity * volume in L

Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â = 0.0146*0.025Â Â = 0.000365 moles

Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Ag⁺ Â Â + Â Â trien Â Â â‡ŒÂ Â Â Â Â Ag(trien)⁺

Â Â Â Â Â IÂ Â Â Â Â Â Â 0.000365Â Â Â Â Â Â Â Â 0.00111Â Â Â Â Â Â Â Â Â Â Â Â 0

Â Â Â Â CÂ Â Â Â Â Â -0.000365Â Â Â Â Â -0.000365Â Â Â Â Â Â Â Â Â Â 0.000365

Â Â Â EÂ Â Â Â Â Â Â Â Â 0Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 0.000745 0.000365

Kf = Ag(trien)⁺ /[Ag+][trien]

Â Â Â Â Â Â Â Â Â Â Â Â 5*10⁷Â Â = 0.000365/x*0.000745

Â Â Â Â Â Â Â Â Â Â Â xÂ Â Â Â Â Â Â Â Â Â = 0.000365/5*10⁷*0.000745Â Â Â = 9.8*10^-9 M

Â Â Â Â Â Â Â Â [Ag+] = x = 9.8*10^-9 M >>>>> answer

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Ag+ is complexed by the chelating ligand trien (triethylenetetramine, NH2(CH2)2NH(CH2)2NH(CH2)2NH2). Ag+ + trien â‡Œ Ag(trien)+ Kf = 5.0Ã—107 40.8 mL...

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90.2K

Verified Solution

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Chemistry

Ag⁺ is complexed by the chelating ligandtrien (triethylenetetramine,NH₂(CH₂)₂NH(CH₂)₂NH(CH₂)₂NH₂).
Ag⁺ + trien â‡Œ Ag(trien)⁺ K_f = 5.0Ã—10⁷
40.8 mL of 0.0273-M trien solution is added to 25.0 mL of0.0146-M silver nitrate solution.
What is [Ag⁺] at equilibrium?

Answer & Explanation Solved by verified expert

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Ag+ is complexed by the chelating ligand trien (triethylenetetramine, NH2(CH2)2NH(CH2)2NH(CH2)2NH2). Ag+ + trien â‡Œ Ag(trien)+ Kf = 5.0Ã—107 40.8 mL...

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Chemistry

Ag+ is complexed by the chelating ligandtrien (triethylenetetramine,NH2(CH2)2NH(CH2)2NH(CH2)2NH2).Ag+ + trien â‡Œ Ag(trien)+Kf = 5.0Ã—10740.8 mL of 0.0273-M trien solution is added to 25.0 mL of0.0146-M silver nitrate solution.What is [Ag+] at equilibrium?

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Ag⁺ is complexed by the chelating ligandtrien (triethylenetetramine,NH₂(CH₂)₂NH(CH₂)₂NH(CH₂)₂NH₂).
Ag⁺ + trien â‡Œ Ag(trien)⁺ K_f = 5.0Ã—10⁷
40.8 mL of 0.0273-M trien solution is added to 25.0 mL of0.0146-M silver nitrate solution.
What is [Ag⁺] at equilibrium?