11) Which is the reduction half reaction for a Mg and Ag electrochemical cell? (The reaction isspontaneous.)a) Mg + 2e → Mg(s) (Mg gains electrons)b) Mg(s) Mg + 2e (Mg loses electrons)c) Ag + e Ag (s) (Ag gains electrons)d) Ag(s)Ag + e=(Ag loses electrons)12) In an electrochemical cell made of Al and Cu, Al loses 3 electrons per atom while Cu gains 2 electronsper atom. What are the two half-reactions (oxidation and reduction) combined together and balanced?(A total of 6 electrons should be lost and gained.)A + Cu(s) → AI (s) + Cu*a)b)2AI+ + 3Cu(s)→ 2AI (s) + 3Cu²+c) Al (s) + Cu Al3 + Cu(s)d) 2Al (s) + 3Cu2> 2Al* + 3Cu(s)13) In a single replacement reaction (for example, Mg(s) + 2Ag (NO:lag) > 2 Ag(s) + Mg(NO:)z(ag) ),metal that precipitates at the end of the reaction is alwaysa) lower in the table of standard reduction potentials and is the oxidation half-reactionb) lower in the table of standard reduction potentials and is the reduction half-reaction) higher in the table of standard reduction potentials and is the oxidation half-reactiond) higher in the table of standard reduction potentials and is the reduction half-reaction14) Which of these metals could not be used to plate (precipitate) silver?a) chromiumb) copperO goldd) lithiumD FocusIA99+SUS ZenBookT8

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11) Which is the reduction half reaction for a Mg and Ag electrochemical cell? (The reaction is spontaneous.) a) Mg2 + 2e → Mg(s) (Mg gains electrons) b) Mg(s)Mg +2e (Mg loses electrons) c) Ag+ eAg (s) (Ag gains electrons) d) Ag(s) Ag + e-(Ag loses electrons)

11) Which is the reduction half reaction for a Mg and Ag electrochemical cell? (The reaction is spontaneous.) a) Mg2 + 2e → Mg(s) (Mg gains electrons) b) Mg(s)Mg +2e (Mg loses electrons) c) Ag+ eAg (s) (Ag gains electrons) d) Ag(s) Ag + e-(Ag loses electrons)

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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