Al3+(aq) +3e = Al(s)-1.67VFe2+(aq) + 2e = Fe(s)-0.44VCalculate the cell voltage for the cell belowAl(s) | A³ (0.18M) || Fe2+ (0.85M) | Fe(s)Insert your response as a numerical value to 2 decimal places. Include a sign. Do NOT includea space between the sign and the value. DO NOT include units. e.g. -0.21

Step 1: Recall that in an electrochemical cell, oxidation occurs in the anode and reduction occurs…

Answered: Al3+(aq) +3e = Al(s) -1.67V Fe2+(aq) +…

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Please explain, answer 0.57 V
Give the standard line notation for each cell. (a) 2 IO3¯(aq) + 10 Cr²+ (aq) + 10 H+ (aq) ⇒ 10 Cr³+(aq) + I₂ (aq) + 5 H₂O(1) Pt(s) | Cr²+ (aq), IO3¯(aq), H+ (aq) || Cr³+ (aq), I2 (aq) | Pt(s) Pt(s) | Cr³+ (aq), I2 (aq) || Cr²+ (aq), 103¯(aq), H+ (aq) | Pt(s) Pt(s) | IO3¯(aq), H+ (aq), I2 (aq) || Cr²+ (aq), Cr³+ (aq) | Pt(s) Pt(s) | Cr²+ (aq), Cr³+ (aq) || IO3¯¯(aq), H† (aq), I₂ (aq) | Pt(s) (b) (c) (d) Co(s) + 2 Ag+ (aq) ⇒ Co²+ (aq) + 2 Ag(s) Co(s) | Ag+ (aq) || Co²+ (aq) | Ag(s) (aq) || Ag* (aq) | Co(s) Ag(s) | Co²+ 2+ Ag(s) | Ag+ (aq) || Co²+ (aq) | Co(s) 2+ Co(s) | Co²+ (aq) || Ag+ (aq) | Ag(s) H2O2(aq)+2 H*(aq)+2e O₂(g) + 2 H+(aq) + 2 e¯ → H2O2(aq) Pt(s) | H₂O₂ (aq) | 02 (9) || H+ (aq) | Pt(s) Pt(s) | H₂O₂ (aq) | Pt(s) Pt(s) | H₂O2 (aq), H+ (aq) || O2(g) | H₂O₂ (aq), H+ (aq) | Pt(s) Pt(s) | O2(g) | H₂O2 (aq), H† (aq) || H₂O2 (aq), H† (aq) | Pt(s) 00 Mn²+ (aq) + 2 e → Mn(s) → 2H,O(l) 3+ Fe³+ (aq) + 3 e → Fe(s) Eº E° -1.18 V 3+ Fe(s) | Fe³+ (aq) || Mn²+ (aq) | Mn(s) Fe(s) | Mn²+ (aq)…
For the galvanic cell: Zn(s) + 2Tl+(aq) 2Tl(s) + Zn2+(aq) Eocell = 0.42 V The standard reduction potential for the half cell Zn2+(aq) + 2e– Zn(s) is Eored = –0.76 V What is the standard reduction potential for Tl+(aq) + e– Tl(s) Eored = ? V a. +0.17 V b. –0.17 V c. –0.34 V d. +0.34 V
Chemistry Question
Referring to the table of Standard Cell Potentials below, determine the standard cell potential for the following reaction: Pb2+(aq) + 2 Cl-(aq) ---> Pb(s) + Cl2 E° Pb2+(aq) + 2e- ---> Pb(s) -0.126 Cl2 + 2e- ---> 2 Cl-(aq) +1.360
The cell potential was 1.271 V at 25oC and a Al3+(aq) concentration of 0.178 M. What was the hydronium ion concentration? The H2(g) pressure was 1 atm at 25oC.6H+(aq) + 2Al(s) ↔ 2Al3+(aq) + 3H2(g) Ecoell = 1.660 V
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Calculate values for the galvanic cells described below. (a) Cr³+ (aq) + Cl₂(g) Cr₂O7²-¯(aq) + Cl¯ (aq) (b) Zn(s) + Ag¹(aq) Zn²+ (aq) + Ag(s)
Ex 12. If a galvanic cell consists of cadmium and lead electrodes immersed in monomolar solutions of their soluble salts, the TRUE statement is: (a) the mass of the Pb electrode decreases and the mass of the Cd electrode increases; (b) electrons pass from the lead to the cadmium electrode; (c) oxidation is performed on the Cd electrode; (d) the electromotive voltage remains constant during operation of the element ºcd²+/cd= -0,403 V; ºpb²+/Pb = -0,126 V Justify your answer!
Consider the cell described below. Al | Al³+ (1.00 M) || Pb²+ (1.00 M) | Pb Calculate the cell potential after the reaction has operated long enough for the [Al³+] to have changed by 0.45 mol/L. (Assume T= 25°C.) V Need Help? Read It Watch It
3. At 298 K, the EMF of the cell shown below is +0.84 V. Pt(s)|Fe²*(aq, a = 1), Fe³*(aq, 1)|| Ce**(aq, a = 1), Ce³*(aq, a = 1)|Pt(s) a = (i) Define what is meant by the standard EMF of the cell. (ii) Write down the cell reaction and the Nernst equation for the cell. (iii) Calculate the equilibrium constant for the cell reaction at 298 K.
Cu(s)||Cu2+(aq, 0.0155 M)‖‖Ag+(aq, 3.50 M)||Ag(s)Cu(s)⁢|Cu2+⁢(aq, 0.0155 M)‖Ag+⁢(aq, 3.50 M)|Ag(s) net cell equation: Cu+2Ag+⟶Cu2++2AgCu+2⁢Ag+⟶Cu2++2Ag Calculate ?∘cell, Δ?∘rxn, Δ?rxn, and ?cell at 25.0⁢ ∘C, using standard potentials as needed. ?∘cell= 0.46 V Δ?∘rxn= -88.76 kJmol Δ?rxn= kJmol ?cell= V I just need help with the last 2

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