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CHM 112
Section 1

Homework Assignment #29
Due April 24, 2006 by 8:05 a.m.

Practice (not to be turned in): Practice reactions 51 - 70, 18.26, 18.27, 18.28, 18.29, 18.30, 18.31, 18.87

Part 1

Complete and balance the reactions corresponding to the last digit of your Student ID Number. Then calculate the standard potential for the reaction.

0) Zn(s) + Ni(OH)3(s) Ni(OH)2(s) + [Zn(OH)4]2–(aq)

1) Al(s) + BrO(aq) [Al(OH)4](aq) + Br2(l)

2) Mg(s) + SO32–(aq) Mg(OH)2(s) + S(s)

3) [Cr(OH)4](aq) + NO3(aq) CrO42–(aq) + NO2(aq)

4) Co(OH)2(s) + ClO3(aq) ClO2(aq) + Co(OH)3(s)

5) Al(s) + MnO4(aq) MnO2(s) + [Al(OH)4](aq)

6) Co(OH)2(s) + HO2(aq) Co(OH)3(s)

7) Zn(s) + MnO4(aq) MnO2(s) + [Zn(OH)4]2–(aq)

8) [Cr(OH)4](aq) + OCl(aq) CrO42–(aq) + Cl(aq)

9) [Al(OH)4](aq) + Mg(s) Al(s) + Mg(OH)2(s)

Part 2

Complete and balance the reaction corresponding to the sixth digit of your Student ID number.

0) Fe(NO3)2(aq) + K2CO3(aq)

1) Co(NO3)2(aq) + K3PO4(aq)

2) Mn(NO3)2(aq) + K2CO3(aq)

3) Fe(NO3)3(aq) + K3PO4(aq)

4) Co(NO3)3(aq) + K2CO3(aq)

5) Fe(NO3)2(aq) + K3PO4(aq)

6) Co(NO3)2(aq) + K2CO3(aq)

7) Mn(NO3)2(aq) + K3PO4(aq)

8) Fe(NO3)3(aq) + K2CO3(aq)

9) Co(NO3)3(aq) + K3PO4(aq)



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

Name
Student ID Number
The answers to the questions assigned. Show your work. This asignment will be worth 20 points.