What is the calculated value of the cell potential at 298K for an electrochemical cell with the following reaction, when the Ag* concentration is 7.16×10-4 M and the Zn²2+concentration is 1.34 M ?2Ag*(aq) + Zn(s)2Ag(s) + Zn2*(aq)Answer:VThe cell reaction as written above is spontaneous for the concentrations give vtruefalseSubmit AnswerRetry Entire Group9 more group attempts remaining

The Nernst equation is given as follows,

Answered: What is the calculated value of the…

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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When the Cu2+ concentration is 9.50x10-4 M, the observed cell potential at 298K for an electrochemical cell with the following reaction is 0.985V. What is the Cr³+ concentration? 3Cu²+ (aq) + 2Cr(s)-3Cu(s) + 2Cr³+ (aq) Answer: M
Item 1 < 1 of 25 Constants | Periodic Table Part A The standard cell potential (E') of the reaction below is -0.55 V. The value of A G for the reaction is J/mol. I2 (5) + 2Br (aq) → 21 (aq) + Brz (1) O 1.1- 105 O 0.54 O 0.55 O 5.5 - 106 O none of the above Submit Request Answer
eq Preq 1req F2 # 3 LU E D What is the calculated value of the cell potential at 298 K for an electrochemical cell with the following reaction, when the Pb²+ concentration is 8.54 x 10-4 M and the Mg2+ concentration is 1.23 M ? Ecell F3 The cell reaction as written above is Submit Answer $ SA 4 2+ Pb²+ (aq) + Mg(s) → Pb(s) + Mg²+ (aq) R F V V F4 % References] Use the References to access important values if needed for this question. стор T Retry Entire Group G DII Cengage Learning Cengage Technical Support F5 OL Y H F6 9 more group attempts remaining & 7 U ✓for the concentrations given. F7 J OO PrtScn BN M F8 K Home F9 L End F10 Previous PgUp F11 Next Save and Exit 4x10 PgDn 8:28 PM 12/2/2022 F12 1 Ins {
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What is the calculated value of the cell potential at 298K for an electrochemical cell with the following reaction, when the F2 pressure is 1.46 atm, the F" concentration is 6.08×10-3M, and the Pb2+ concentration is 5.78×10-4M ? F2(g) + Pb(s)- →2F*(aq) + Pb²+(aq) Answer: V The cell reaction as written above is spontaneous for the concentrations given:
When the Pb²+ concentration is 1.44 M, the observed cell potential at 298K for an electrochemical cell with the following reaction is 0.739V. What is the Zn²+ concentration? Pb2+ (aq) + Zn(s) Pb(s) + Zn²+ (aq) Answer: M Kat
What is the calculated value of the cell potential at 298K for an electrochemical cell with the following reaction, when the Cu²+ concentration is 1.42 M and the Zn2+ concentration is 2.55×10-4 M? Cu?*(aq) + Zn(s) - → Cu(s) + Zn²*(aq) 2+ Answer: V The cell reaction as written above is spontaneous for the concentrations given:
What is the calculated value of the cell potential at 298K for an electrochemical cell with the following reaction, when the Cu2+ concentration is 1.79x 10-4 M and the Mg2+ concentration is 1.28 M ? Cu2+(aq) + Mg(s) Cu(s) + Mg2+(aq) Answer: V. The cell reaction as written above is spontaneous for the concentrations given: true false Retry Entire Group 6 more group attempts remaining Submit Answer
What is the calculated value of the cell potential at 298K for an electrochemical cell with the following reaction, when the Cl₂ pressure is 1.22 atm, the CI concentration is 5.95x10-³M, and the Ni²+ concentration is 2.60×10-4M ? Cl₂(g) + Ni(s)→→→→2Cl¯(aq) + Ni²+ (aq) Answer: V
When the Hg2+ concentration is 1.33 M, the observed cell potential at 298K for an electrochemical cell with the following reaction is 3.335V. What is the Mg2+ concentration?Hg2+(aq) + Mg(s) =>Hg(l) + Mg2+(aq)Answer: M
What is the calculated value of the cell potential at 298K for an electrochemical cell with the following reaction, when the Hg2+concentration is 3.59×10-4 M and the Cr3+ concentration is 1.07 M ? 3Hg2+(aq) +2Cr(s) ➞ 3Hg(l) + 2Cr3+(aq)Answer: ____ VThe cell reaction as written above is spontaneous for the concentrations given: _______ (true or false)
O ADVANCED MATERIAL Designing a galvanic cell from two half-reactions A chemist designs a galvanic cell that uses these two half-reactions: half-reaction standard reduction potential NO, (aq)+4H (aq)+3e¯ → NO(g)+2 H,O(1) E red = +0.96 V Cl,(9)+2e + 2 Cl (ag) = +1.359 V red Answer the following questions about this cell. Write a balanced equation for the half-reaction that happens at the cathode. x10 Write a balanced equation for the half-reaction that happens at the anode. ? Write a balanced equation for the overall reaction that powers the cell. Be sure the reaction is spontaneous as written. Do you have enough information to calculate the cell voltage under standard conditions? Yes No If you said it was possible to calculate the cell voltage, do so and enter your answer ||V here. Round your answer to 2 significant digits.

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