5.00 mL of 0.0200 M Fe(NO3)3 was mixed with 5.00 mL of 0.00200 M KSCN to form the FeSCN²+ complex. The equilibrium molar concentration of the FeSCN²+ complex was determined to be 1.00 X 104 M Moles of Fe³+, initial Moles of SCN, initial Moles of FeSCN²+ a) b) c)

Chemical Principles in the Laboratory
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Author:Emil Slowinski, Wayne C. Wolsey, Robert Rossi
Publisher:Emil Slowinski, Wayne C. Wolsey, Robert Rossi
Chapter27: Relative Stabilities Of Complex Ions And Precipitates Prepared From Solutions Of Copper(ii)
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1)
5.00 mL of 0.0200 M Fe(NO3)3 was mixed with 5.00 mL of 0.00200 M KSCN to form the
FeSCN²+ complex. The equilibrium molar concentration of the FeSCN²+ complex was
determined to be 1.00 X 104 M
Moles of Fe³+, initial
Moles of SCN, initial
Moles of FeSCN²+
a)
b)
c)
d)
e)
f)
h)
i)
j)
Moles of Fe³+ used
Moles of SCN used
Moles of Fe³+ left
Moles of SCN left
[Fe³+] at equilibrium
[SCN] at equilibrium
Kc
(a - d)
(b-e)
Show calculations for (a), (c), (e), (h), (j) above.
Transcribed Image Text:1) 5.00 mL of 0.0200 M Fe(NO3)3 was mixed with 5.00 mL of 0.00200 M KSCN to form the FeSCN²+ complex. The equilibrium molar concentration of the FeSCN²+ complex was determined to be 1.00 X 104 M Moles of Fe³+, initial Moles of SCN, initial Moles of FeSCN²+ a) b) c) d) e) f) h) i) j) Moles of Fe³+ used Moles of SCN used Moles of Fe³+ left Moles of SCN left [Fe³+] at equilibrium [SCN] at equilibrium Kc (a - d) (b-e) Show calculations for (a), (c), (e), (h), (j) above.
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