What half-cell reaction is shown bythe equation Cl2 + 2e- --> 2CI -? *chemical reactionredoxoxidationreductionWhich rule, law, or principle states:"Single electrons with the same spinmust occupy each equal-energyorbital before additional electronswith opposite spins can be added"? *Aufbau PrincipleHund's RulePauli Exclusion PrinciplePeriodic Law

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Answered: What half-cell reaction is shown by 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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Consider the galvanic cell based on the following half-reactions. Ag+ + e → Ag Cd²+ + 2e →→ Cd (a) Determine the overall cell reaction and calculate º chemPad XX² cell 8° = +0.80 V 8⁰ = -0.40 V V AGO K Help Greek (b) Calculate AGº (in kJ) and K for the cell reaction at 25°C. kJ (in V). (Use the lowest possible whole number coefficients. Omit states-of-matter from your answer.) cell (c) Calculate cell (in V) at 25°C when [Ag+ ] = V 1.0×10-4 M and [Cd²+] = 1.0×10-² M.
A redox reaction used in an electrochemical cell has a negative standard free energy change, AGxn- Which statement about the redox reaction is true? O Ecel is positive; K 1 E'cel is negative; K 1 'cell
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A voltaic cell is constructed in which the anode is a Hg Hg²* half cell and the cathode is a CICl, half cell. The half-cell compartments are connected by a salt bridge. (Use the lowest possible coefficients. Be sure to specify states such as (ag) or (s). If a box is not needed, leave it blank.) The anode reaction is: The cathode reaction is: |-| The net cell reaction is: In the external circuit, electrons migrate | the Cl|Cl, electrode ]the Hg|Hg* electrode. 2+ In the salt bridge, anions migrate v the Hg Hg*t compartment v the CI|Cl, compartment.
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In an car battery recharging occurs when the car is running by supplying a current to the battery. The reaction that occurs at the cathode in this electrolytic process is Pb2+ + 2e- --> Pb (s) If the car supplies a current of 1.50A to the battery, how long will it take in minutes to have 25.0 g of Pb(s) collected at the cathode? Hint: Start with 25.0 g Pb (1A = 1C/sec) (F= 96500 C/mole e-) (Pb =207.2g/mol) Answer has 3 sig figs
In an electrochemical cell a metal anode loss 0.138 g Wiley total volume of 0.09711 L of hydrogen gas was produced. The temperature was 298 K in the barometric pressure was 749.7 mmHg. At 298 K the vapor pressure of water is 23.8 mmHg. How many moles of hydrogen gas was collected?
In Electrochemical cells electrons are transfered from the reactants being reduced to the reactants being oxidized through a wire connecting the two containers. (True/False)
Consider the following half-reactions: (1) The weakest oxidizing agent is: (2) The strongest reducing agent is: (3) The strongest oxidizing agent is: (4) The weakest reducing agent is: (5) Will Mg(s) reduce F₂(g) to F'(aq)? | + Half-reaction F₂(g) + 2e 2H+(aq) + 2e™ Mg2+ (aq) + 2e™ (6) Which species can be reduced by H₂(g)?| If none, leave box blank. E° (V) 2.870V H₂(g) 0.000V Mg(s) -2.370V 2F (aq) enter formula
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