Under certain conditions, Kc for the iron thiocyanate system has a value of 106.4. If [Fe3+]...
Under certain conditions, Kc for the iron thiocyanate system has a value of 106.4. If [Fe3+] = 0.011 M and [SCN-] = 0.044 M, what must be the concentration of FeSCN2+? Provide your response to three digits after the decimal: ____________ M
Homework Answers
Add Answer to:
Under certain conditions, Kc for the iron thiocyanate
system has a value of 106.4. If [Fe3+]...
Under certain conditions, Kc for the iron thiocyanate system has a value of 128.81. If [Fe3+]...
Under certain conditions, Kc for the iron thiocyanate system has a value of 128.81. If [Fe3+] = 0.015 M and [SCN-] = 0.043 M, what must be the concentration of FeSCN2+? Provide your response to three digits after the decimal: ____________ M
1) Consider the following equilibrium: Fe3+(aq) + SCN-(aq) ⇌ FeSCN2+(aq) Initial concentrations: [Fe3+] = 0.590; [SCN-]...
1) Consider the following equilibrium: Fe3+(aq) + SCN-(aq) ⇌ FeSCN2+(aq) Initial concentrations: [Fe3+] = 0.590; [SCN-] = 1.239; [FeSCN2+] = 0 The equilibrium concentration of [FeSCN2+]eq = 0.454 M. What is the numerical value of KC for this equilibrium? KC = __________________ 2) Consider the following equilibrium: Fe3+(aq) + SCN-(aq) ⇌ FeSCN2+(aq) Initial concentrations: [Fe3+] = 0.370; [SCN-] = 0.777; [FeSCN2+] = 0 The equilibrium concentration of [FeSCN2+]eq = 0.285 M. What is the equilibrium concentration of Fe3+? [Fe3+]eq =...
Fe (aq)SCN-(aq) FeSCN (aq) thiocyanate iron(II) thiocyanoiron(il) Introduction When the reactants shown above, are combined, chemical...
Fe (aq)SCN-(aq) FeSCN (aq) thiocyanate iron(II) thiocyanoiron(il) Introduction When the reactants shown above, are combined, chemical equilibrium is reached rapidly. Once equilibrium is established, the equilibrium constant can be calculated if the concentration of all the ions are known: [FeSCNP.he [SCN-... and (Feng Your task is to prepare three different equilibrium systems that contain different concentrations of these ions. Keep in mind that although the concentrations will be different, the value of the equilibrium constant Ke will be indeed constant...
2. If the reaction between iron(III) ion and thiocyanate ion yielded an equilibrium concentration of 0.30...
2. If the reaction between iron(III) ion and thiocyanate ion yielded an equilibrium concentration of 0.30 M for each of these ions, what is the equilibrium concentration of the red iron(III)-thiocyanate complex? (Hint: The equilibrium constant for the reaction is in the Background section.) Show your work 3. In the reaction below, NH3(g) + H2O(1) - NH; +H30+ the equilibrium constant is 10-34. Is this reaction likely to take place? Explain your answer. iron(III) and thiocyanate ions, the equilibrium expression...
Concentration of product(from Beer's law plot) How to do the graph for part B? plaees When...
Concentration of product(from Beer's law plot)
How to do the graph for part B?
plaees When taking the logarithm of a num after the decimal as signifi with a % transmitta ber, the resulting log should have as many cant figures in the original number. For example, a sample nce of 26.3 (3 significant figures) has an absorbance of A-2-log 26.3m2-1 log 26.3-2-1.420 -0.580 (3 places after the decimal) each solution has been calculated, the concentration of t . Gra...
Under certain conditions the rate of this reaction is zero order in ammonia with a rate...
Under certain conditions the rate of this reaction is zero order in ammonia with a rate constant of 0.0085 M.5 : 2 NH3(g) → N2(g)+3H2(g) Suppose a 450. mL flask is charged under these conditions with 250. mmol of ammonia. After how much time is there only 125. mmol left? You may assume no other reaction is important. Be sure your answer has a unit symbol, if necessary, and round it to 2 significant digits. x s ?
Can't figure out the concentration of the complex of solns. 10, 11, 12, 13, & 14. Modern...
Can't figure out the concentration of the complex of
solns. 10, 11, 12, 13, & 14.
Modern Experimental Chemistry Chemistry 153 The Iron(III) Thiocyanate Complex Purpose of the Experiment To determine the chemical formula of a complex ion and measure its formation equilibrium constant Equipment Spectro Vis spectrophotometer and LabQuest, cuvette, 25-mL buret (3), ring stand, buret clamp (2), 50-mL beaker (3), small plastic beakers Reagents SCN, as KSCN, 0.00200 M solution Fe; as Fe(NO), 0.00200 M solution and a...
can you please help me with this Data and Calculations Trial 0:29 Absorbance 0.378 Je 0.086...
can you please help me with this
Data and Calculations Trial 0:29 Absorbance 0.378 Je 0.086 Trial 2 0.47 Trial 3 0.632 Trial 4 0.729 0.686 Absorbance of standard Triw. 329 0.6 6 Temperature ke [Fe(SCN) 2+]/([Fe3+] [SCN-]) Ferrag) + SCN Cag) 2 FescN2t (ag) Absorbance of standard (Trial) Temperature 0.3 Ke expression: [Fe] 0.0010 [SCN) 10.00040 [FeSCN? Jeg [Fe [SCN ] Ke value Average of Ke values Percent error (see pg 7): (Discuss this result as part of your...
Under certain conditions the rate of this reaction is zero order in dinitrogen monoxide with a...
Under certain conditions the rate of this reaction is zero order in dinitrogen monoxide with a rate constant of 0.0014 M.sh: 2N20(g) → 2N2(g)+O2(g) Suppose a 2.0 L flask is charged under these conditions with 200. mmol of dinitrogen monoxide. After how much time is there only 100. mmol left? You may assume no other reaction is important. Be sure your answer has a unit symbol, if necessary, and round it to 2 significant digits. x 5 ?
Under certain conditions the rate of this reaction is zero order in dinitrogen monoxide with a...
Under certain conditions the rate of this reaction is zero order in dinitrogen monoxide with a rate constant of 0.0043 M 2N, 0(e) - 2N,(e)+0,08) Suppose a 5.0 L flask is charged under these conditions with 200 mmol of dinitrogen monoxide. How much is left 2.0 s later? You may assume no other reaction is important. Be sure your answer has a unit symbol, if necessary, and round it to 2 significant digits. x I ?
Fe (aq)SCN-(aq) FeSCN (aq) thiocyanate iron(II) thiocyanoiron(il) Introduction When the reactants shown above, are combined, chemical equilibrium is reached rapidly. Once equilibrium is established, the equilibrium constant can be calculated if the concentration of all the ions are known: [FeSCNP.he [SCN-... and (Feng Your task is to prepare three different equilibrium systems that contain different concentrations of these ions. Keep in mind that although the concentrations will be different, the value of the equilibrium constant Ke will be indeed constant...
2. If the reaction between iron(III) ion and thiocyanate ion yielded an equilibrium concentration of 0.30 M for each of these ions, what is the equilibrium concentration of the red iron(III)-thiocyanate complex? (Hint: The equilibrium constant for the reaction is in the Background section.) Show your work 3. In the reaction below, NH3(g) + H2O(1) - NH; +H30+ the equilibrium constant is 10-34. Is this reaction likely to take place? Explain your answer. iron(III) and thiocyanate ions, the equilibrium expression...
Concentration of product(from Beer's law plot)
How to do the graph for part B?
plaees When taking the logarithm of a num after the decimal as signifi with a % transmitta ber, the resulting log should have as many cant figures in the original number. For example, a sample nce of 26.3 (3 significant figures) has an absorbance of A-2-log 26.3m2-1 log 26.3-2-1.420 -0.580 (3 places after the decimal) each solution has been calculated, the concentration of t . Gra...
Under certain conditions the rate of this reaction is zero order in ammonia with a rate constant of 0.0085 M.5 : 2 NH3(g) → N2(g)+3H2(g) Suppose a 450. mL flask is charged under these conditions with 250. mmol of ammonia. After how much time is there only 125. mmol left? You may assume no other reaction is important. Be sure your answer has a unit symbol, if necessary, and round it to 2 significant digits. x s ?
Can't figure out the concentration of the complex of
solns. 10, 11, 12, 13, & 14.
Modern Experimental Chemistry Chemistry 153 The Iron(III) Thiocyanate Complex Purpose of the Experiment To determine the chemical formula of a complex ion and measure its formation equilibrium constant Equipment Spectro Vis spectrophotometer and LabQuest, cuvette, 25-mL buret (3), ring stand, buret clamp (2), 50-mL beaker (3), small plastic beakers Reagents SCN, as KSCN, 0.00200 M solution Fe; as Fe(NO), 0.00200 M solution and a...
can you please help me with this
Data and Calculations Trial 0:29 Absorbance 0.378 Je 0.086 Trial 2 0.47 Trial 3 0.632 Trial 4 0.729 0.686 Absorbance of standard Triw. 329 0.6 6 Temperature ke [Fe(SCN) 2+]/([Fe3+] [SCN-]) Ferrag) + SCN Cag) 2 FescN2t (ag) Absorbance of standard (Trial) Temperature 0.3 Ke expression: [Fe] 0.0010 [SCN) 10.00040 [FeSCN? Jeg [Fe [SCN ] Ke value Average of Ke values Percent error (see pg 7): (Discuss this result as part of your...
Under certain conditions the rate of this reaction is zero order in dinitrogen monoxide with a rate constant of 0.0014 M.sh: 2N20(g) → 2N2(g)+O2(g) Suppose a 2.0 L flask is charged under these conditions with 200. mmol of dinitrogen monoxide. After how much time is there only 100. mmol left? You may assume no other reaction is important. Be sure your answer has a unit symbol, if necessary, and round it to 2 significant digits. x 5 ?
Under certain conditions the rate of this reaction is zero order in dinitrogen monoxide with a rate constant of 0.0043 M 2N, 0(e) - 2N,(e)+0,08) Suppose a 5.0 L flask is charged under these conditions with 200 mmol of dinitrogen monoxide. How much is left 2.0 s later? You may assume no other reaction is important. Be sure your answer has a unit symbol, if necessary, and round it to 2 significant digits. x I ?
Most questions answered within 3 hours.
-
lease solve all the
questions, don't need to explanations
Q1 - All animal
species have general...
asked 1 hour ago -
Business Phasing
1.Discuss the logical progression for growing a business, which
starts from the initial idea...
asked 1 hour ago -
Modify
When executing on the command line having only
this program name, the program will accept...
asked 2 hours ago -
Kenny Electric Company's noncallable bonds were issued several
years ago and now have 20 years to...
asked 2 hours ago -
find H(e^Jtheta) at theta= 0, pi/10, pi/20, pi/2 for
the following:
a) H(e^Jtheta)= 1+e^Jtheta
b) H(e^Jtheta)=...
asked 3 hours ago -
Home Corporation will open a new store on January 1. Based on
experience from its other...
asked 3 hours ago -
In a neoclassical model, use the IS-LM to analyze the effect of
a permanent money supply...
asked 4 hours ago -
An electron passes through a point 2.67 cm from a long straight
wire as it moves...
asked 4 hours ago -
A grammar is a 4-tuple G, G = (Ν, Σ, Π, Σ, S) where, Ν is...
asked 5 hours ago -
In this part, calculate the present values. Use the Excel PV
function to compute the present...
asked 5 hours ago -
Part 1. Primitive Types, Sorting, Recursion for
Homework.java
a) Implement the static method initializeArray that receives...
asked 6 hours ago -
Using C++, build a sorter that can rank a sequence of numbers in
a descending order....
asked 6 hours ago