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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.



Answers:

0)

NH3(aq) +

HCN(aq)

NH4+(aq) +

CN(aq)

 

Base

Acid

Conjugate Acid

Conjugate Base
 

 

CO32–(aq) +

HN3(aq)

HCO3(aq) +

N3(aq)

 

Base

Acid

Conjugate Acid

Conjugate Base
 

1)

NH3(aq) +

HClO3(aq)

NH4+(aq) +

ClO3(aq)

 

Base

Acid

Conjugate Acid

Conjugate Base
 

 

CO32–(aq) +

HCN(aq)

HCO3(aq) +

CN(aq)

 

Base

Acid

Conjugate Acid

Conjugate Base
 

2)

NH3(aq) +

HF(aq)

NH4+(aq) +

F(aq)

 

Base

Acid

Conjugate Acid

Conjugate Base
 

 

CO32–(aq) +

HClO3(aq)

HCO3(aq) +

ClO3

 

Base

Acid

Conjugate Acid

Conjugate Base
 

3)

NH3(aq) +

HOCl(aq)

NH4+(aq) +

OCl(aq)

 

Base

Acid

Conjugate Acid

Conjugate Base
 

 

CO32–(aq) +

HF(aq)

HCO3(aq) +

F(aq)

 

Base

Acid

Conjugate Acid

Conjugate Base
 

4)

NH3(aq) +

HNO2(aq)

NH4+(aq) +

NO2(aq)

 

Base

Acid

Conjugate Acid

Conjugate Base
 

 

CO32–(aq) +

HOCl(aq)

HCO3(aq) +

OCl(aq)

 

Base

Acid

Conjugate Acid

Conjugate Base
 

5)

NH3(aq) +

HC2H3O2(aq)

NH4+(aq) +

C2H3O2

 

Base

Acid

Conjugate Acid

Conjugate Base
 

 

CO32–(aq) +

HNO2(aq)

HCO3(aq) +

NO2(aq)

 

Base

Acid

Conjugate Acid

Conjugate Base
 

6)

NH3(aq) +

HClO2(aq)

NH4+(aq) +

ClO2(aq)

 

Base

Acid

Conjugate Acid

Conjugate Base
 

 

CO32–(aq) +

HC2H3O2(aq)

HCO3(aq) +

C2H3O2(aq)

 

Base

Acid

Conjugate Acid

Conjugate Base
 

7)

NH3(aq) +

HBrO3(aq)

NH4+(aq) +

BrO3(aq)

 

Base

Acid

Conjugate Acid

Conjugate Base
 

 

CO32–(aq) +

HClO2(aq)

HCO3(aq) +

ClO2(aq)

 

Base

Acid

Conjugate Acid

Conjugate Base
 

8)

NH3(aq) +

HIO3(aq)

NH4+(aq) +

IO3(aq)

 

Base

Acid

Conjugate Acid

Conjugate Base
 

 

CO32–(aq) +

HBrO3(aq)

HCO3(aq) +

BrO3(aq)

 

Base

Acid

Conjugate Acid

Conjugate Base
 

9)

NH3(aq) +

HN3(aq)

NH4+(aq) +

N3(aq)

 

Base

Acid

Conjugate Acid

Conjugate Base
 

 

CO32–(aq) +

HIO3(aq)

HCO3(aq) +

IO3(aq)

 

Base

Acid

Conjugate Acid

Conjugate Base