1 answer

Use the References to access important values if needed for this question An electrochemical cell consists...

Question:

Use the References to access important values if needed for this question An electrochemical cell consists of a Pt/H(aq,1.00
Use the References to access important values if needed for this question. A galvanic cell Zn(s) Zn(aq) | Sn?aq/Sn(s) is con
Use the References to access important values if needed for this question A concentration cell is constructed in which the co
Use the References to access important values if needed for this question An electrochemical cell consists of a Pt/H(aq,1.00 M) H (8) cathode connected to a Pt/H(aq)|Hz(8) anode in which the H concentration is that of a buffer consisting of a weak acid, HA(0.117 M), mixed with its conjugate base, A (0.193 M). The measured cell voltage is Ecell -0.169 V at 25 °C, with Pt. -1.00 atm at both electrodes. Calculate the pH in the buffer solution and the K, of the weak acid. pH- Submit Answer question attempts remaining
Use the References to access important values if needed for this question. A galvanic cell Zn(s) Zn(aq) | Sn?'aq/Sn(s) is constructed using a completely immersed Zn electrode that weighs 45.7 g and a Sn electrode immersed in 494 mL of 1,00 M Sn(a) solution. A steady current of 0.0413 A is drawn from the cell as the electrons move from the Zn electrode to the Sn electrode. (a) Which reactant is the limiting reactant in this cell? Enter symbol (b) How long does it take for the cell to be completely discharged? (c) How much mass has the Sn electrode gained when the cell is completely discharged? (d) What is the concentration of the Sa (aq) when the cell is completely discharged? (Assume that the limiting reactant is 100% reacted.) M Submit Anwwer 5 question temps remaining
Use the References to access important values if needed for this question A concentration cell is constructed in which the concentrations differ in the two half-cells. The cell consists of a Pb (n. 0.770 MD Pb(s) half-cell connected to a Pb (aq, 3.10x10M) Pb(s) half-cell. Determine which half-cell will be the cathode compartment and calculate the cell voltage. The Pha concentration in the cathode compartment will be: a. 0.770 M b. 3.10x10M Ecell Submit Answer 5 question attempts remaining

Answers

Caprde arrcle HA(0-lTH) Eell 0161 V A LO13H) PihLatu Concentralias cell Anrele: 2HIn)t 2e Catmre 2tr) + 2e H2 9) o059 Ecel 6-

.

Similar Solved Questions

1 answer
Part A In the following experiment, a coffee-cup calorimeter containing 100 mL of H2O is used....
Part A In the following experiment, a coffee-cup calorimeter containing 100 mL of H2O is used. The initial temperature of the calorimeter is 23.0 °C. If 3.10 g of CaCl2 is added to the calorimeter what will be the final temperature of the solution in the calorimeter? The heat of solution AHoln o...
1 answer
Order: 2/3 strength sustacal 300 ml p.o. q.i.d Supply: sustacal 5 and 10 fl oz cans
Order: 2/3 strength sustacal 300 ml p.o. q.i.d Supply: sustacal 5 and 10 fl oz cans...
1 answer
Following is information on two alternative investments being considered by Jolee Company. The company requires a...
Following is information on two alternative investments being considered by Jolee Company. The company requires a 6% return from its investments. (PV of $1, FV of $1, PVA of $1, and FVA of $1) (Use appropriate factor(s) from the tables provided.) Project A $(182,325) Project B $(144,960) Initial inv...
1 answer
Bowen Company makes two products from a joint production process. Each product may be sold at...
Bowen Company makes two products from a joint production process. Each product may be sold at the split-off point or processed further. Information concerning these products appears below: Product X Product Y Allocated joint costs ....................
1 answer
Bill Darby started Darby Company on January 1, Year 1. The company experienced the following events...
Bill Darby started Darby Company on January 1, Year 1. The company experienced the following events during its first year of operation: 1. Earned $16,200 of cash revenue. 2. Borrowed $12,000 cash from the bank 3. Adjusted the accounting records to recognize accrued interest expense on the bank note....
1 answer
PART A PART B PART C PART D (1 point) A mass m = 4 kg...
PART A PART B PART C PART D (1 point) A mass m = 4 kg is attached to both a spring with spring constant k = 197 N/m and a dash-pot with damping constant c=4N s/m. The mass is started in motion with initial position to 3 m and initial velocity vo = 6 m/s. Determine the position function r(t) in met...
1 answer
Figure Q1 illustrates a simple pressure relief valve system, which consists of a rigid L-shaped beam,...
Figure Q1 illustrates a simple pressure relief valve system, which consists of a rigid L-shaped beam, hinged at a point where the horizontal part of the beam has length 2L and the vertical part has length L. A spring of stiffness k is attached midway along the horizontal part of the beam, and a damp...
1 answer
The hoist consists of a single rope and an arrangement of frictionless pulleys as shown. If...
The hoist consists of a single rope and an arrangement of frictionless pulleys as shown. If the angle 0-33 determine the force that must be applied to the rope, Frope, to lift a load of 3.5 kN. The three-pulley and hook assembly at the center of the system has a mass of 25.5 kg with a center of mass...
1 answer
Hi there! i need help with the slutsky equation. in the picture below it asks how...
hi there! i need help with the slutsky equation. in the picture below it asks how much do we have to adjust income to keep (x1,x2) just affordable? what do they mean by this? is this the vertical distance between the orginal budget line and the pivoted? c i erre s for the Oale Academe Teling wome...
1 answer
Uli uses a standard costing system. For production of a fuel cell, standards call for 4...
Uli uses a standard costing system. For production of a fuel cell, standards call for 4 model RN-3 valves per cell costing $2,130 each. During 2018, the company purchased 260 valves for $637,000. The company used 260 valves in the production of 63 fuel cells (8 valves were ruined through installatio...
1 answer
An electron is a distance d from a dipole moving along the axis of the dipole,...
An electron is a distance d from a dipole moving along the axis of the dipole, where d is much larger than the separation between the charges of the dipole. At this point, the magnitude of the force on the electron is 6e-8N. the electron moves a distance 3d from the dipole. What is the new magnitude...
1 answer
Learning about find in matLab I'm stuck on these last two questions becuase I'm not sure...
Learning about find in matLab I'm stuck on these last two questions becuase I'm not sure how to make it work when it starts with two. Check Show answer 4) Identify by number the rows in the 2D array matrixA that start with 2. Use the find function. rowsNumbersStartwith2 = .. Check Show a...
1 answer
Please help me with answers thanks Experiment 14 - Nuclear Chemistry iven 0.050 mg of technetium-99m,...
please help me with answers thanks Experiment 14 - Nuclear Chemistry iven 0.050 mg of technetium-99m, a radioactive isotope with a half. 5. A patient is given 0.050 mg of technetium-99m, a radioactive life of about 6.0 hours. How much technetium will remain after 24 hours hours? after 24 hours? A...
1 answer
Knowing Cp, A, and RD. Find D, Q, Qbar, and X. со
Knowing Cp, A, and RD. Find D, Q, Qbar, and X. со...
1 answer
Evaluate the strengths and weaknesses of donabedien's quality of care framework theory in relation to nursing...
evaluate the strengths and weaknesses of donabedien's quality of care framework theory in relation to nursing procedures?...
1 answer
5. Five bowls are labeled 1 - 5. Bowl j contains j white and 5-j red...
5. Five bowls are labeled 1 - 5. Bowl j contains j white and 5-j red balls. Example: Bowl 2 contains 2 white and 3 red balls. One bowl is selected at random and two balls are selected (without replacement). (a) What is the probability both balls are white? (b) What is the probability both balls are ...