|
HOAc |
|
H+ + |
OAc- |
|
K = 1.8x10-5 |
[HOAc] = 0.020 M |
||
|
[H+][OAc-] |
[x][x] |
||
|
1.8x10-5 = |
|
= |
|
|
[HOAc] |
|
What should we use to represent the concentration of acetic acid at equilibrium?

