(a) Initial molar concentration of Fe" after mixing: [Fe"]. = Initial molar concentration of SCN" after b) mixing: [SCN ]. = %3! ) Equilibrium molar concentration of Fe: [Fo" J= %3D eq ) Equilibrium molar concentration of SCN": [SCN Jog = %3D Value of K, K,=

Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter16: Solubility And Precipitation Equilibria
Section: Chapter Questions
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Post Lab Problem 1
. A 50.0 mL of 5.00 M Fe(NO,),(aq) are mixed with 50.0
mL of 5.00 M KSCN(aq). The equilibrium molar concentration of FesCN" (aq) in the resulting
solution is 2.38 M. Calculate (enter your answers in the boxes provided with correct units and sig. figs.):
(a) Initial molar concentration of Fe" after mixing: [Fe"]o =
(b) Initial molar concentration of SCN" after
mixing:
[SCN ].=
(c) Equilibrium molar concentration of Fe:
[Fo"J=
(d) Equilibrium molar concentration of SCN":
[SCN ]oa =
(e) Value of K
K, =
Transcribed Image Text:Post Lab Problem 1 . A 50.0 mL of 5.00 M Fe(NO,),(aq) are mixed with 50.0 mL of 5.00 M KSCN(aq). The equilibrium molar concentration of FesCN" (aq) in the resulting solution is 2.38 M. Calculate (enter your answers in the boxes provided with correct units and sig. figs.): (a) Initial molar concentration of Fe" after mixing: [Fe"]o = (b) Initial molar concentration of SCN" after mixing: [SCN ].= (c) Equilibrium molar concentration of Fe: [Fo"J= (d) Equilibrium molar concentration of SCN": [SCN ]oa = (e) Value of K K, =
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