Question

In: Chemistry

Solution Absorbance [Fe(SCN)2+]eq B-1 0.060 1.4*10-5 B-2 0.151 3.8*10-5 B-3 0.323 8.07*10-5 B-4 0.381 9.5*10-5 B-5...

Solution Absorbance [Fe(SCN)2+]eq
B-1 0.060 1.4*10-5
B-2 0.151 3.8*10-5
B-3 0.323 8.07*10-5
B-4 0.381 9.5*10-5
B-5 0.427 1.06*10-4
Solution Vol of 0.002 M Fe3+ Volume of 0.002 M SCN- Volume of H2O
B-1 5.0 mL 1.0 mL 5.0 mL
B-2
5.0 mL
2.0 mL 4.0 mL
B-3 5.0 mL 3.0 mL 3.0 mL
B-4 5.0 mL 4.0 mL 2.0 mL
B-5 5.0 mL 5.0 mL 1.0 mL

2. Determine the equilibium concentration of each of the reactants and products in Solution B-1 using the table provided below (ICE table). Fill in all blank values

[Fe3+] [SCN-] [Fe(SCN)2+]
Initial Concentration
Change in Equilibrium
Equilibrium Concentration

3.Determine the equilibium concentration of each of the reactants and products in Solution B-2 using the table provided below (ICE table). Fill in all blank values

[Fe3+] [SCN-] [Fe(SCN)2+]
Initial Concentration
Change in Concentration
Equilibrium Concentration

4.Determine the equilibium concentration of each of the reactants and products in Solution B-3 using the table provided below (ICE table). Fill in all blank values

[Fe3+] [SCN-] [Fe(SCN)2+]
Initial Concentration
Change in Concentration
Equilibrium Concentration

5. Determine the equilibium concentration of each of the reactants and products in Solution B-4 using the table provided below (ICE table). Fill in all blank values

[Fe3+] [SCN-] [Fe(SCN)2+]
Initial Concentration
Change in Equilibrium
Equilibrium Concentration

6.Determine the equilibium concentration of each of the reactants and products in Solution B-5 using the table provided below (ICE table). Fill in all blank values

[Fe3+] [SCN-] [Fe(SCN)2+
Initial Concentration
Change in Equilibrium
Equilibrium Concentration

I have no idea how to do problems 2-6. Could someone please help me. Your help is always greatly appreciated! Thank you in advance.

Solutions

Expert Solution

queen_honey_blossom answered 1 year ago
Next > < Previous

Related Solutions

In the reaction: Fe^3+ + SCN^− ⇌ [Fe(NCS)]2+ The initial concentration of Fe^3+ was 0.109 and...
In the reaction: Fe^3+ + SCN^− ⇌ [Fe(NCS)]2+ The initial concentration of Fe^3+ was 0.109 and the initial concentration of SCN^− was 0.105. After equilibrium was established, the concentration of the complex was 0.09. What is the equilibrium constant?
in part 1 of this experiment how are solution of unknown Fe(SCN)2+ made?
in part 1 of this experiment how are solution of unknown Fe(SCN)2+ made?
thanks Fe+3 + SCN- ----> <---- FeSCN+2 You mix the following: Volume of KSCN solution 4.27...
thanks Fe+3 + SCN- ----> <---- FeSCN+2 You mix the following: Volume of KSCN solution 4.27 mL Original concentration of KSCN solution 0.00495 M Volume of ferric ion solution 4.74 mL Original concentration of ferric ion solution 0.02488 M Voluume of distilled water 5.25 mL You measure the %T of the blank and sample at 447 nm using the same cuvet. Only FeSCN2+ absorbs at 446 nm! KSCN and Fe+3 are transparent. %T of blank 100.6 %T of sample 42.7...
Using the initial concentrations of [Fe(H2O)6]^3+, SCN^-, and the equilibrium concentration of the [Fe(H2O)5SCN]^2+ complex, calculate...
Using the initial concentrations of [Fe(H2O)6]^3+, SCN^-, and the equilibrium concentration of the [Fe(H2O)5SCN]^2+ complex, calculate the equilibrium concentrations of both [Fe(H2O)6]^3+ and SCN^-. All mol/L. Ice table is needed. Initial concentrations of [Fe(H2O)6^3+: Initial concentrations of SCN: [Fe(H2O)5SCN]^2+ equilibrium: Fe(H2O)6 - SCN - EQ Fe(H2O)5SCN 0.390 1.54 23.42 0.390 3.12 35.99 0.390 4.84 58.09 0.390 6.25 74.81 0.390 7.96 98.97
Find the distances: A) Between ?1=〈2+2?,−1+?,−3?〉and ?2=〈4,−5−3?,1+4?〉 . B) Between the planes 2?−?+5?=0 and 2?−?+5?=5 ....
Find the distances: A) Between ?1=〈2+2?,−1+?,−3?〉and ?2=〈4,−5−3?,1+4?〉 . B) Between the planes 2?−?+5?=0 and 2?−?+5?=5 . C) From the point (1,2,3) to the line ?=〈−?,4−?,1+4?〉 .
You mix Fe^3+ with SCN^- and form the product [FeSCN]^2+. After mixing the reactants and allowing...
You mix Fe^3+ with SCN^- and form the product [FeSCN]^2+. After mixing the reactants and allowing the system to reach equilibrium, which statements are true? More than one statement is true. a) the forward and reverse reactions continue to occur b) the reaction stops (no molecules convert between reactant/product) c) the forward rate constant is equal to the reverse rate constant d) the amount of product present is constant e) the rate of the forward reaction is equal to the...
Direction ratio of line joining (2, 3, 4) and (−1, −2, 1), are: A. (−3, −5, −3) B. (−3, 1, −3) C. (−1, −5, −3) D. (−3, −5, 5)
Direction ratio of line joining (2, 3, 4) and (−1, −2, 1), are:A. (−3, −5, −3)B. (−3, 1, −3)C. (−1, −5, −3)D. (−3, −5, 5)
A = （1 −7 5 0 0 10 8 2 2 4 10 3 −4 8...
A = （1 −7 5 0 0 10 8 2 2 4 10 3 −4 8 −9 6） (1) Count the number of rows that contain negative components. (2) Obtain the inverse of A and count the number of columns that contain even number of positive components. (3) Assign column names (a,b,c,d) to the columns of A. (4) Transform the matrix A into a vector object a by stacking rows. (5) Replace the diagonal components of A with (0,0,2,3). Hint:...
Which of the following pairs of coordination complexes are linkage isomers? a.[Pt(Cl)2(SCN)4]4− and [Pt(Cl)2(NCS)4]4− b.[Pt(Cl)2(SCN)4]4− and...
Which of the following pairs of coordination complexes are linkage isomers? a.[Pt(Cl)2(SCN)4]4− and [Pt(Cl)2(NCS)4]4− b.[Pt(Cl)2(SCN)4]4− and [Pt(Cl)4(SCN)2]4− c.K4[Pt(Cl)2(SCN)4] and Na4[Pt(Cl)2(SCN)4]
A solution of Na2CO3 is added dropwise to a solution that contains 1.14×10−2mol L−1 Fe^2+ and...
A solution of Na2CO3 is added dropwise to a solution that contains 1.14×10−2mol L−1 Fe^2+ and 1.54×10−2mol L−1 Cd2+. What concentration of  CO3^2− is need to initiate precipitation? Neglect any volume changes during the addition. The solubility-product constant, Ksp, at 25 ∘C for two compounds [iron(II) carbonate, FeCO3, and cadmium(II) carbonate, CdCO3] are given by the table Substance KspKsp FeCO3 2.10×10^−11 CdCO3 1.80×10^−14
ADVERTISEMENT
Subjects
ADVERTISEMENT
Latest Questions
ADVERTISEMENT