find a value of Kf for HgEDTA-2
A cell measures the Kf of HgEDTA-2
Hg+EDTA-4======HgEDTA-2
the right hand compartment contains 0.5 mmol of HgEDTA-2 in equilibrium with Hg+2 and 2mmol of EDTA in volume of 0.1 lbuffered to pH6 if the voltage 0.331 v
Find a value of Kf for HgEDTA-2
Assume SHE on the left side.
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how does edta effect voltaic cell potential looking at #2 only. help is appreciated • E'Cu2116=...
how does edta effect voltaic cell potential
looking at #2 only. help is appreciated
• E'Cu2116= 0.340 V • What is the equilibrium potential for Cu electrode in 0.1 M CuSO4 solution? • What is the equilibrium potential if 0.5 M EDTA is added to the above solution? Cu Cut the E = 134 + 0532 log il
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Problem: A solution containing 50.0 mL of 0.100 M EDTA buffered to pH 10.00 was titrated with 50.0 mL of 0.020 0 M Hg(CIO4)2 in the cell [[ S.C.E || titration solution | Hg Ol]. From the cell voltage E = -0.027 V, find the formation constant of Hg(EDTA)2-. I know how it's done, but I have few questions from the solution below. What does F_EDTA mean? How do you get 0.30 at the bottom when calculating Kf? The following...
By simplifying the given expression on the left hand side of each equation, find the value...
By simplifying the given expression on the left hand side of each equation, find the value of the question mark on the corresponding right hand side. (b) *-»* ((x y))** = (x =))?
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Please help with chemistry 17. Find the new K value for the combined solubility equilibrium and...
Please help with chemistry
17. Find the new K value for the combined solubility equilibrium and formation equilibrium reactions when the Ksp for PbCO, is 7.4x10M and the K, for the [Pb(GOJ2]2-complex ion is 3.5x106. (C2042-?S the bidentate oxalate ligand.) The K, for the complexion Pb(EDTA)2-is 2.0x108. Analysis shows a solution at equilibrium contains [Pb(EDTA?] = 0.0011 M, [EDTA"] = 0.88 M, and [Pb2+]s 6.25×10-22 M. what concentration of sulfide ion will just start the precipitation of PbS(s) from the...
Right side (- Keep each reaction as a reduction (as in Table), and use this for both sides: E-E- ...
right side (- Keep each reaction as a reduction (as in Table), and use this for both sides: E-E- (RT/n F) In Q Then use: Ecl E, (on the right side) - E. (on left side) 5) Consider the following electrochemical cell. Ni (s) I NİSO, (aq) (NiSO4-0.0020 M) Il (Cu2+-: 0.0030 M) | Cu (s) CuCl2 (aq) a) Write out the Nernst equation for both of the half reactions. Calculate the potential (voltage) for the system (E cell and...
[2 ideal gas, thermodynamics process] A cylinder closed at both ends equipped with insulating (adiabatic) walls, and is...
[2 ideal gas, thermodynamics process] A cylinder closed at both ends equipped with insulating (adiabatic) walls, and is divided into two parts with a frictionless, insulating, movable piston. The gases on both sides are initially at equilibrium with identical pressure, volume, and temperature (P,:V0:10). The gas is ideal with Cv-3R/2 and Cp/Cv-5/3. By means of a heating coil in the gas on the left hand side, heat is slowly supplied to the gas on the left until the pressure reaches...
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Problem 3 Find the output voltage (vo) for the following network where the input voltage is the one shown on the left hand side of Fig. 3. Explain your answer in detail and you can assume that the circuit has an ideal diode. C = 1 uF AV f = 1000 Hz 9 + + R 100 ks2 V V = 5V 2019 -20 -- PL Fig. 3
Lab 8 Score: 15/63 274 answered Question 2 30/11 Let S and T be events such...
Lab 8 Score: 15/63 274 answered Question 2 30/11 Let S and T be events such that P(S) -0.3, P(1) -0.5, P(5 or T) = 0.65. a. Find PS and T). b. Find P( ST). c Find P( TS). d. Are S and Tindependent? Explain. To decide, we check the equation: Select an answer v Compute the left side and the right side of the equation above: Left side and Right side Conclusion: S and Tare Select an answer e....
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3. (Bonus) Determine a state variable model for the circuit in Figure 2. Note that If the voltage at the left and right hand side of a resistor R is v and vR, respectively, and the current is assumed to flow through the resistor from left to right, then the current passing through the resistor R is iR We know that the voltage drop across a capacitor is uc = the current passing through the capacitor branch is ic cat,...
how does edta effect voltaic cell potential
looking at #2 only. help is appreciated
• E'Cu2116= 0.340 V • What is the equilibrium potential for Cu electrode in 0.1 M CuSO4 solution? • What is the equilibrium potential if 0.5 M EDTA is added to the above solution? Cu Cut the E = 134 + 0532 log il
Problem: A solution containing 50.0 mL of 0.100 M EDTA buffered to pH 10.00 was titrated with 50.0 mL of 0.020 0 M Hg(CIO4)2 in the cell [[ S.C.E || titration solution | Hg Ol]. From the cell voltage E = -0.027 V, find the formation constant of Hg(EDTA)2-. I know how it's done, but I have few questions from the solution below. What does F_EDTA mean? How do you get 0.30 at the bottom when calculating Kf? The following...
By simplifying the given expression on the left hand side of each equation, find the value of the question mark on the corresponding right hand side. (b) *-»* ((x y))** = (x =))?
please help!
erniperture cr VOILITE Analyze (A) Find the pressure in the tire at -15 C Rewrite the ideal gas equation PV nRT so that the two variables that change are both on the left-hand side: P nR T V Since all the quantities on the right-hand side of the equation remain constant, the initial value of the left-hand side of the equation must equal the final value: P P T T or P P T A tire gauge measures...
Please help with chemistry
17. Find the new K value for the combined solubility equilibrium and formation equilibrium reactions when the Ksp for PbCO, is 7.4x10M and the K, for the [Pb(GOJ2]2-complex ion is 3.5x106. (C2042-?S the bidentate oxalate ligand.) The K, for the complexion Pb(EDTA)2-is 2.0x108. Analysis shows a solution at equilibrium contains [Pb(EDTA?] = 0.0011 M, [EDTA"] = 0.88 M, and [Pb2+]s 6.25×10-22 M. what concentration of sulfide ion will just start the precipitation of PbS(s) from the...
right side (- Keep each reaction as a reduction (as in Table), and use this for both sides: E-E- (RT/n F) In Q Then use: Ecl E, (on the right side) - E. (on left side) 5) Consider the following electrochemical cell. Ni (s) I NİSO, (aq) (NiSO4-0.0020 M) Il (Cu2+-: 0.0030 M) | Cu (s) CuCl2 (aq) a) Write out the Nernst equation for both of the half reactions. Calculate the potential (voltage) for the system (E cell and...
[2 ideal gas, thermodynamics process] A cylinder closed at both ends equipped with insulating (adiabatic) walls, and is divided into two parts with a frictionless, insulating, movable piston. The gases on both sides are initially at equilibrium with identical pressure, volume, and temperature (P,:V0:10). The gas is ideal with Cv-3R/2 and Cp/Cv-5/3. By means of a heating coil in the gas on the left hand side, heat is slowly supplied to the gas on the left until the pressure reaches...
Problem 3 Find the output voltage (vo) for the following network where the input voltage is the one shown on the left hand side of Fig. 3. Explain your answer in detail and you can assume that the circuit has an ideal diode. C = 1 uF AV f = 1000 Hz 9 + + R 100 ks2 V V = 5V 2019 -20 -- PL Fig. 3
Lab 8 Score: 15/63 274 answered Question 2 30/11 Let S and T be events such that P(S) -0.3, P(1) -0.5, P(5 or T) = 0.65. a. Find PS and T). b. Find P( ST). c Find P( TS). d. Are S and Tindependent? Explain. To decide, we check the equation: Select an answer v Compute the left side and the right side of the equation above: Left side and Right side Conclusion: S and Tare Select an answer e....
3. (Bonus) Determine a state variable model for the circuit in Figure 2. Note that If the voltage at the left and right hand side of a resistor R is v and vR, respectively, and the current is assumed to flow through the resistor from left to right, then the current passing through the resistor R is iR We know that the voltage drop across a capacitor is uc = the current passing through the capacitor branch is ic cat,...
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