Homework Assignment #31

Due April 23, 2018 by 11:10 a.m.

Choose the problem corresponding to the eighth digit of your Student ID Number.

For the electrochemical cells described below, find the standard cell potential.

0) Pt(s) | MnO2(s) | MnO4(aq) | pH = 0 || Co2+(aq) | Co3+(aq) | Pt(s)

1) Pt(s) | Mn2+(aq) | MnO4(aq) | pH = 0 || Au3+(aq) | Au(s)

2) Pt(s) | Au3+(aq) | Au+(aq) || ClO3(aq) | Cl(aq) | pH = 0 | Pt(s)

3) Pt(s) | NO2(g) | HNO2(aq) | pH = 0 || MnO2(s) | Mn2+(aq) | pH = 0 | Pt(s)

4) Hg(l) | Hg22+(aq) || NO(g) | NO3(aq) | pH = 0 | Pt(s)

5) Pt(s) | MnO4(aq) | MnO42–(aq) || O2(g) | H2O2(aq) | pH = 0 | Pt(s)

6) Cu(s) | Cu2+(aq) || H2SO3(aq) | S(s) | pH = 0 | Pt(s)

7) Hg(l) | HgCl2(s) | Cl(aq) || VO2+(aq) | V3+(aq) | pH = 0 | Pt(s)

8) Fe(s) | Fe3+(aq) || H2S(g) | S(s) | pH = 0 | Pt(s)

9) Pb(s) | PbSO4(s) | SO42–(aq) || H3PO4(aq) | H3PO3(aq) | pH = 0 | Pt(s)

Turn in the following on a clean, full sheet of paper (not torn out of a notebook):

Name

Student ID Number

The answer to the question assigned. Show your work.