What is the calculated value of the cell potential at 298K for an electrochemical cell with the reaction shown below, when the [ Cu²+ ] = 1.33 M and the [Al³+] = 1.78×10-4 M? 3 Cu²+ (aq) + 2 Al (s) Cell Potential: ) →→→ 3 Cu (s) + 2 A1³+ (aq) Check & Submit Answer Show Approach

What is the calculated value of the cell potential at 298K for an electrochemical cell with the following reaction, when the Cl₂ pressure is 9.19x10-4 atm, the CI concentration is 1.17M, and the Fe2+ concentration is 1.05M ? Cl₂(g) + Fe(s)-2Cl(aq) + Fe²+ (aq) Answer: Submit Answer Use the References to access important values if needed for this question. V The cell reaction as written above is spontaneous for the concentrations given: O Search Retry Entire Group 9 more group attempts remaining Previous Next Save and Exit 10:2 12/5/

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 {

When [ Pb²+] = 1.30 M, the observed cell potential at 298K for an electrochemical cell with the reaction shown below is 1.170 V. What is the Mn²+ concentration in this cell? Pb²+ (aq) + Mn (s) ) →→→→→→ Pb (s) + Mn²+ (aq) [Mn²+] = M Check & Submit Answer Show Approach

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:

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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 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.

What is the calculated value of the cell potential at 298K for an electrochemical cell with the following reaction, when the Ag* concentration is 1.42 M and the Mn2+ concentration is 8.50x10-4 M ? 2Ag*(aq) + Mn(s)- →2Ag(s) + Mn²+(aq) Answer: The cell reaction as written above is spontaneous for the concentrations given: Submit Answer Retry Entire Group 9 more group attempts remaining

What is the calculated value of the cell potential at 298K for an electrochemical cell with the following reaction, when the Pb2+ concentration is 1.08 M and the Mn2+ concentration is 8.79×10-4 M? Pb2+(aq) + Mn(s)  Pb(s) + Mn2+(aq) Answer:  V The cell reaction as written above is spontaneous for the concentrations given: