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CHM 112
Section 1

Homework Assignment #11
Due February 24, 2006 by 8:05 a.m.

Practice (not to be turned in): Problem 15.23, 15.101

Complete and balance the following Brønsted-Lowry acid-base reactions.
Label the acid, base, conjugate acid, and conjugate base.

0)

NH3(aq) + HCN(aq)

CO32–(aq) + HN3(aq)
 

1)

NH3(aq) + HClO3(aq)

CO32–(aq) + HCN(aq)
 

2)

NH3(aq) + HF(aq)

CO32–(aq) + HClO3(aq)
 

3)

NH3(aq) + HOCl(aq)

CO32–(aq) + HF(aq)
 

4)

NH3(aq) + HNO2(aq)

CO32–(aq) + HOCl(aq)
 

5)

NH3(aq) + HC2H3O2(aq)

CO32–(aq) + HNO2(aq)
 

6)

NH3(aq) + HClO2(aq)

CO32–(aq) + HC2H3O2(aq)
 

7)

NH3(aq) + HBrO3(aq)

CO32–(aq) + HClO2(aq)
 

8)

NH3(aq) + HIO3(aq)

CO32–(aq) + HBrO3(aq)
 

9)

NH3(aq) + HN3(aq)

CO32–(aq) + HIO3(aq)
 

Be sure to denote all the phases of matter for each component in the reaction, show all dissolved ionic compounds as separated ions, and correctly denote the charges on ions.



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

Name
Student ID Number
Answer the questions corresponding to the last digit of your Student ID Number AND to the last digit plus 5 (if the last digit is less than 5) or the last digit minus 5 (if the last digit is greater than 5).