Q1 . Calculate the standard reaction Gibbs free energy for the following cell reactions:(a) 2Ce**(aq) + 31(aq)→2Ce"(aq) + I (aq), Ecell6) o Fe"(aq) + 2 Cr"(aq) + 7 H,O(1) → 6 Fe2 (aq) + Cr20,"(aq) + 14 H*(aq), Ecell° = -1.29 V(c) 3Cr"(aq) + Bi(s)→ 3Cr"(aq) + Bi"(aq), Ecell° =-0.61V(d) Mg(s) + 2 H,0(1) → Mg"(aq) + H2(g) + 2 OH(aq), Ecello 12.36 V+1.08 V. write the half-reactions and the balanced equation for the cell reaction for each of the following galvaniccells:(a) Ni(s)| Ni"(aq) ||Ag'(aq) | Ag(s)(b) C(gr) | H2(g) | H (aq) | |Cl:(aq) Cl:(g) | Pt(s)(C) Cu(s) | Cu²"(aq)||Cet"(aq), Ce"(aq) | Pt(s)(d) Pt(s) |0:(g) |H' (aq) ||OH(aq) | O:(g) | Pt(s)(e) Pt(s) | Sn**(aq), Sn²“(aq) | | Cl2(aq) | Hg:Cl(s) | Hg(1)3. Write the half-reactions, the balanced equation for the cell reaction, and the cell diagram for each offollowing skeletal equations:(a) Ni2"(aq) + Zn(s) → Ni(s) + Zn²*(aq)(b) Ce**(aq) + I2(aq) → I2(s) + Ce*(aq)(c) C2(g) + H2(g) → HCl(aq)(d) Au*(aq) > Au(s) + Au³"(aq)

We know that, the Gibb's free energy changes (∆Go) can be expressed as follows --- ∆Go = -nFEcello (…

1. Calculate the standard reaction Gibbs free energy for the following cell reactions: (a) 2Ce"(aq) + 31(aq)→2CE"(aq) + I, (aq), Ecell° = +1.08 V O)o Fe (aq) +2 Cr"(aq) + 7 H,O(1) → 6 Fe (aq)+ Cr20,"(aq) + 14 H (aq), Ecell°= -1.29 V (c) 3Cr (aq) + Bi(s)→3Cr (aq) + Bi"(aq), Ecell = -0.61V (d) Mg(s) + 2 H,0(1) → Mg"(aq) + H2(g) +2 OH'(aq), Ecell 12.36 V

1. Calculate the standard reaction Gibbs free energy for the following cell reactions: (a) 2Ce"(aq) + 31(aq)→2CE"(aq) + I, (aq), Ecell° = +1.08 V O)o Fe (aq) +2 Cr"(aq) + 7 H,O(1) → 6 Fe (aq)+ Cr20,"(aq) + 14 H (aq), Ecell°= -1.29 V (c) 3Cr (aq) + Bi(s)→3Cr (aq) + Bi"(aq), Ecell = -0.61V (d) Mg(s) + 2 H,0(1) → Mg"(aq) + H2(g) +2 OH'(aq), Ecell 12.36 V

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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