Kc is 2.35 × 1018 at 25 °C for the formation of iron(III) oxalate complex ion....
Kc is 2.35 × 1018 at 25 °C for the formation of iron(III) oxalate complex ion. If 0.0450 mol L‐1 Fe3+ is initially mixed with 2.00 mol L‐1 oxalate ion, what is the concentration of Fe3+ ion at equilibrium? a) complete the concentration summary below. Fe3+(aq) + 3C2O42‐(aq) ⇌ [Fe(C2O4)3]3‐(aq) Initial concentrations 0.0450M 2.00M 0 Change is Concentrations due to stoichiometric Reaction Initial Conc. After stoichiometric reaction Change in concentration to reach equilibrum Equilibrium Conc. The concentration of Fe3+ at equilibrium is: A) 3.64 × 10‐28 M B) 0.650 M C) 4.25 × 10‐15 M D) 6.97 × 10‐20 M E) 0.0450M
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Kc is 2.35 × 1018 at 25 °C for the formation of iron(III)
oxalate complex ion....
10) Kc is 1.67 1020 at 25°C for the formation of iron(III) oxalate complex ion: Fe3+(aq)...
10) Kc is 1.67 1020 at 25°C for the formation of iron(III) oxalate complex ion: Fe3+(aq) + 3 C2042-(aq) = [Fe(C204)3β-(aq). If 0.160 M Fe3+ is initially mixed with 1.00 M oxalate ion, what is the concentration of Fe3+ ion at equilibrium? D) 6.81x 10-21 M A) 1.47 x 1020 M C) 1.04 x 1021 M B) 0.0100 M 11) Cyclohexane, C6H12, undergoes a molecular rearrangement in the presence of AlCl3 to form methylcyclopentane, CH3C5H9, according to the equation: C6H12-...
How did she get this answer? Please use the ICE table! 19. Kc is 1.67 x...
How did she get this answer? Please use the ICE table!
19. Kc is 1.67 x 1020 at 25 °C for the formation of iron(II) oxalate complex ion: Fe3+(aq)+3C2042-(aq)[Fe(C204)313-(aq) If 0.0200 M Fe3t is initially mixed with 1.00 M oxalate ion, what is the concentration of Fe3+ ion at equilibrium? ICE a.) 1.44 x 10-22 mol L-1 0.0100 mol L-1 c. 8.35 x 1019 mol L-1 d. 6.94 x 1021 mol L-1
Consider the reaction: 2 HgCl2 (aq) + C2O42-(aq) 2 Cl-(aq) + 2 CO2 (g) + Hg2Cl2(s) The initial rate of this reaction was determined for several concentrations of mercury (II) chloride and oxalate io...
Consider the reaction: 2 HgCl2 (aq) + C2O42-(aq) 2 Cl-(aq) + 2 CO2 (g) + Hg2Cl2(s) The initial rate of this reaction was determined for several concentrations of mercury (II) chloride and oxalate ion and the following rate data was obtained: Experiment HgCl2 (aq) ( mol/L) C2O42-(aq) (mol/L) Rate (mol/L-s) 1 0.164 0.15 0.000032 2 0.164 0.45 0.00029 3 0.082 0.45 0.00014 4 0.246 0.15 0.000048 What is the rate law for the reaction? What is the value of...
BACKGROUND: Synthesis of Potassium Iron (III) Oxalate Hydrate Salt The iron(II) ions from Fe(NH4)2(SO4)2•6H2O will be precipitated as iron(II) oxalate. Fe^2+(aq) + C2O4^2-(aq) --> FeC2O4 (s) The su...
BACKGROUND: Synthesis of Potassium Iron
(III) Oxalate Hydrate Salt
The iron(II) ions from
Fe(NH4)2(SO4)2•6H2O
will be precipitated as iron(II) oxalate.
Fe^2+(aq) + C2O4^2-(aq) --> FeC2O4 (s)
The supernatant liquid, containing the ammonium and sulfate
ions, as well as excess oxalate ions and oxalic acid will be
decanted and discarded. The solid will then be re-dissolved and the
iron(II) ions will be oxidized to iron(III) ions by reaction with
hydrogen peroxide.
2Fe^2+(aq) + H2O2(aq) --> 2Fe^3+(aq) +2 OH^ - (aq)
The...
Equilibrium Concentrations for a Simple Addition Reaction At a certain temperature K = 1.10x103 for the reaction: Fe3+(...
Equilibrium Concentrations for a Simple Addition Reaction At a certain temperature K = 1.10x103 for the reaction: Fe3+(aq)SCN"(aq) FeSCN2+(aq) 5.00x102 mol of Fe(NO3)3 is added to 8.70x 10-1 L of 1.84 x 10-1 M KSCN. Neglecting any volume change and assuming that all species remain in solution--: Calculate the equilibrium concentration of Fe3+ (in mol/L) mol/L 1 pts 提交答案 Tries 0/8 Calculate the equilibrium concentration of SCN (in mol/L). mol/L 1 pts [提交答案 Tries 0/8 Calculate the equilibrium concentration of...
The following data were taken to determine the equilibrium constant of the Iron(III)-Thiocyanate Complex Ion:...
The following data were taken to determine the equilibrium constant of the Iron(III)-Thiocyanate Complex Ion: Tube .00200 M KSCN (ml) .00200 M Fe(NO3)3 (ml) Absorbance 2 8 2 .480 4 5 5 .720 6 2 8 .448 The product of eb = 6120 L/mol. Determine the [Fe(SCN] in tube 2 Determine what the concentration of the Iron(III) in tube 2 would be if none of it reacted. Determine what the concentration of the thiocyanate ion in tube 2 would...
1. The K for the complex ion formation between Pb2+ and EDTA is 1.4x1018 at 25°C....
1. The K for the complex ion formation between Pb2+ and EDTA is 1.4x1018 at 25°C. Pb2+ (aq) + EDTA (aq) → (Pb(EDTA)]2+ (aq) Calculate at equilibrium the concentration of Pb2+ in a solution that was made to initially contain 0.0010 M Pb2and 0.0020 M EDTA. [Pb (EDTA)32+ T24
i need B & C Consider the following reaction between mercury(II) chloride and oxalate ion. 2...
i need B & C
Consider the following reaction between mercury(II) chloride and oxalate ion. 2 HgCl_2(ag) + C_2O_4^2-(ag) rightarrow 2 Cl^- (aq) + 2 CO_2(g) + Hg_2Cl_2(s) The initial rate of this reaction was determined for several concentrations of HgCl_2 and C_2O_4^2-, and the following rate data were obtained for the rate of disappearance of C_2O_4^2-. a) What is the rate law for this reaction? (b) What is the value of the rate constant? (c) What is the reaction...
Lab Report: Determination of Kc for a Complex Ion Formation tube 2.00e-3 Fe3+ (mL) 2.00E-3M SCN-...
Lab Report: Determination of Kc for a Complex Ion Formation
tube
2.00e-3 Fe3+ (mL)
2.00E-3M SCN- (mL)
water (mL)
initial conc. Fe3+
initial conc. SCN-
1
5.00
5.00
0
1.00e-3M
1.00E-3M
2
5.00
4.00
1.00
1.00E-3M
8.00E-3M
3
5.00
3.00
2.00
1.00E-3,
6.00E-3M
4
5.00
2.00
3.00
1.00E-3M
4.00E-3M
5
5.00
1.00
4.00
1.00E-3M
2.00E-3M
10ml of 0.200M Fe3+, 2.00ml of 0.00200M SCN-, AND 8.00ml of
water results in an eq. [FeSCN2+] IN Standard
Soln.:2.00E-4M
Could you please explain how...
10) Kc is 1.67 1020 at 25°C for the formation of iron(III) oxalate complex ion: Fe3+(aq) + 3 C2042-(aq) = [Fe(C204)3β-(aq). If 0.160 M Fe3+ is initially mixed with 1.00 M oxalate ion, what is the concentration of Fe3+ ion at equilibrium? D) 6.81x 10-21 M A) 1.47 x 1020 M C) 1.04 x 1021 M B) 0.0100 M 11) Cyclohexane, C6H12, undergoes a molecular rearrangement in the presence of AlCl3 to form methylcyclopentane, CH3C5H9, according to the equation: C6H12-...
How did she get this answer? Please use the ICE table!
19. Kc is 1.67 x 1020 at 25 °C for the formation of iron(II) oxalate complex ion: Fe3+(aq)+3C2042-(aq)[Fe(C204)313-(aq) If 0.0200 M Fe3t is initially mixed with 1.00 M oxalate ion, what is the concentration of Fe3+ ion at equilibrium? ICE a.) 1.44 x 10-22 mol L-1 0.0100 mol L-1 c. 8.35 x 1019 mol L-1 d. 6.94 x 1021 mol L-1
BACKGROUND: Synthesis of Potassium Iron
(III) Oxalate Hydrate Salt
The iron(II) ions from
Fe(NH4)2(SO4)2•6H2O
will be precipitated as iron(II) oxalate.
Fe^2+(aq) + C2O4^2-(aq) --> FeC2O4 (s)
The supernatant liquid, containing the ammonium and sulfate
ions, as well as excess oxalate ions and oxalic acid will be
decanted and discarded. The solid will then be re-dissolved and the
iron(II) ions will be oxidized to iron(III) ions by reaction with
hydrogen peroxide.
2Fe^2+(aq) + H2O2(aq) --> 2Fe^3+(aq) +2 OH^ - (aq)
The...
Equilibrium Concentrations for a Simple Addition Reaction At a certain temperature K = 1.10x103 for the reaction: Fe3+(aq)SCN"(aq) FeSCN2+(aq) 5.00x102 mol of Fe(NO3)3 is added to 8.70x 10-1 L of 1.84 x 10-1 M KSCN. Neglecting any volume change and assuming that all species remain in solution--: Calculate the equilibrium concentration of Fe3+ (in mol/L) mol/L 1 pts 提交答案 Tries 0/8 Calculate the equilibrium concentration of SCN (in mol/L). mol/L 1 pts [提交答案 Tries 0/8 Calculate the equilibrium concentration of...
1. The K for the complex ion formation between Pb2+ and EDTA is 1.4x1018 at 25°C. Pb2+ (aq) + EDTA (aq) → (Pb(EDTA)]2+ (aq) Calculate at equilibrium the concentration of Pb2+ in a solution that was made to initially contain 0.0010 M Pb2and 0.0020 M EDTA. [Pb (EDTA)32+ T24
i need B & C
Consider the following reaction between mercury(II) chloride and oxalate ion. 2 HgCl_2(ag) + C_2O_4^2-(ag) rightarrow 2 Cl^- (aq) + 2 CO_2(g) + Hg_2Cl_2(s) The initial rate of this reaction was determined for several concentrations of HgCl_2 and C_2O_4^2-, and the following rate data were obtained for the rate of disappearance of C_2O_4^2-. a) What is the rate law for this reaction? (b) What is the value of the rate constant? (c) What is the reaction...
Lab Report: Determination of Kc for a Complex Ion Formation
tube
2.00e-3 Fe3+ (mL)
2.00E-3M SCN- (mL)
water (mL)
initial conc. Fe3+
initial conc. SCN-
1
5.00
5.00
0
1.00e-3M
1.00E-3M
2
5.00
4.00
1.00
1.00E-3M
8.00E-3M
3
5.00
3.00
2.00
1.00E-3,
6.00E-3M
4
5.00
2.00
3.00
1.00E-3M
4.00E-3M
5
5.00
1.00
4.00
1.00E-3M
2.00E-3M
10ml of 0.200M Fe3+, 2.00ml of 0.00200M SCN-, AND 8.00ml of
water results in an eq. [FeSCN2+] IN Standard
Soln.:2.00E-4M
Could you please explain how...
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